From e30d06c71037b1f73a2fea4c288fde77fa192d06 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jean-Fran=C3=A7ois=20Remacle=20=28students=29?=
 <jean-francois.remacle@uclouvain.be>
Date: Wed, 8 Jul 2009 09:22:20 +0000
Subject: [PATCH] check contrib/DiscreteIntegration

---
 Common/GmshConfig.h.in |    1 +
 Geo/MElementCut.cpp    |   10 +-
 configure              | 3248 ++++++++++++++++++++++------------------
 configure.in           |   15 +
 4 files changed, 1826 insertions(+), 1448 deletions(-)

diff --git a/Common/GmshConfig.h.in b/Common/GmshConfig.h.in
index a5d73b4033..13e5142eb4 100644
--- a/Common/GmshConfig.h.in
+++ b/Common/GmshConfig.h.in
@@ -10,6 +10,7 @@
 #undef HAVE_ANN
 #undef HAVE_BLAS
 #undef HAVE_CHACO
+#undef HAVE_DINTEGRATION
 #undef HAVE_FLTK
 #undef HAVE_FOURIER_MODEL
 #undef HAVE_GMM
diff --git a/Geo/MElementCut.cpp b/Geo/MElementCut.cpp
index bdf8e614ed..091f1b77c5 100644
--- a/Geo/MElementCut.cpp
+++ b/Geo/MElementCut.cpp
@@ -7,9 +7,9 @@
 #include "MElement.h"
 #include "MElementCut.h"
 
-//#define HAVE_LEVELSET
+//#define HAVE_DINTEGRATION
 
-#if defined(HAVE_LEVELSET)
+#if defined(HAVE_DINTEGRATION)
 #include "DILevelset.h"
 #include "Integration3D.h"
 #endif
@@ -180,7 +180,7 @@ void MPolygon::getIntegrationPoints(int pOrder, int *npts, IntPt **pts) const
 
 //---------------------------------------- CutMesh ----------------------------
 
-#if defined(HAVE_LEVELSET)
+#if defined(HAVE_DINTEGRATION)
 
 int getElementVertexNum (DI_Point p, MElement *e)
 {
@@ -587,8 +587,8 @@ GModel *buildCutMesh(GModel *gm, gLevelset *ls,
                      std::map<int, MVertex*> &vertexMap,
                      std::map<int, std::map<int, std::string> > physicals[4])
 {
-#if defined(HAVE_LEVELSET)
-  GModel *cutGM = new GModel;
+#if defined(HAVE_DINTEGRATION)
+  GModel *cutGM = new GModel; printf("have levelset");
 
   std::map<int, std::vector<MElement*> > border[2];
   std::vector<MVertex*> newVertices;
diff --git a/configure b/configure
index a6aadc9c59..2eafef5506 100755
--- a/configure
+++ b/configure
@@ -1,9 +1,9 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.61.
+# Generated by GNU Autoconf 2.63.
 #
 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
-# 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 ## --------------------- ##
@@ -15,7 +15,7 @@ DUALCASE=1; export DUALCASE # for MKS sh
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
@@ -37,17 +37,45 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-# The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conf$$.sh
-  echo  "exit 0"   >>conf$$.sh
-  chmod +x conf$$.sh
-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
-    PATH_SEPARATOR=';'
+as_nl='
+'
+export as_nl
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+if (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
   else
-    PATH_SEPARATOR=:
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
   fi
-  rm -f conf$$.sh
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
+      PATH_SEPARATOR=';'
+  }
 fi
 
 # Support unset when possible.
@@ -63,8 +91,6 @@ fi
 # there to prevent editors from complaining about space-tab.
 # (If _AS_PATH_WALK were called with IFS unset, it would disable word
 # splitting by setting IFS to empty value.)
-as_nl='
-'
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
@@ -87,7 +113,7 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   { (exit 1); exit 1; }
 fi
 
@@ -100,17 +126,10 @@ PS2='> '
 PS4='+ '
 
 # NLS nuisances.
-for as_var in \
-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
-  LC_TELEPHONE LC_TIME
-do
-  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
-    eval $as_var=C; export $as_var
-  else
-    ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
-  fi
-done
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
 
 # Required to use basename.
 if expr a : '\(a\)' >/dev/null 2>&1 &&
@@ -132,7 +151,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-echo X/"$0" |
+$as_echo X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -158,7 +177,7 @@ else
   as_have_required=no
 fi
 
-  if test $as_have_required = yes && 	 (eval ":
+  if test $as_have_required = yes &&	 (eval ":
 (as_func_return () {
   (exit \$1)
 }
@@ -240,7 +259,7 @@ IFS=$as_save_IFS
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
@@ -261,7 +280,7 @@ _ASEOF
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
@@ -341,10 +360,10 @@ fi
 
       if test "x$CONFIG_SHELL" != x; then
   for as_var in BASH_ENV ENV
-        do ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
-        done
-        export CONFIG_SHELL
-        exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
+	do ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
+	done
+	export CONFIG_SHELL
+	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
 fi
 
 
@@ -413,9 +432,10 @@ fi
 
 test \$exitcode = 0") || {
   echo No shell found that supports shell functions.
-  echo Please tell autoconf@gnu.org about your system,
-  echo including any error possibly output before this
-  echo message
+  echo Please tell bug-autoconf@gnu.org about your system,
+  echo including any error possibly output before this message.
+  echo This can help us improve future autoconf versions.
+  echo Configuration will now proceed without shell functions.
 }
 
 
@@ -451,7 +471,7 @@ test \$exitcode = 0") || {
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
+    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
    { (exit 1); exit 1; }; }
 
   # Don't try to exec as it changes $[0], causing all sort of problems
@@ -479,7 +499,6 @@ case `echo -n x` in
 *)
   ECHO_N='-n';;
 esac
-
 if expr a : '\(a\)' >/dev/null 2>&1 &&
    test "X`expr 00001 : '.*\(...\)'`" = X001; then
   as_expr=expr
@@ -492,19 +511,22 @@ if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
 else
   rm -f conf$$.dir
-  mkdir conf$$.dir
-fi
-echo >conf$$.file
-if ln -s conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s='ln -s'
-  # ... but there are two gotchas:
-  # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-  # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-  # In both cases, we have to default to `cp -p'.
-  ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+  mkdir conf$$.dir 2>/dev/null
+fi
+if (echo >conf$$.file) 2>/dev/null; then
+  if ln -s conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s='ln -s'
+    # ... but there are two gotchas:
+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
+    # In both cases, we have to default to `cp -p'.
+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+      as_ln_s='cp -p'
+  elif ln conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s=ln
+  else
     as_ln_s='cp -p'
-elif ln conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s=ln
+  fi
 else
   as_ln_s='cp -p'
 fi
@@ -529,10 +551,10 @@ else
   as_test_x='
     eval sh -c '\''
       if test -d "$1"; then
-        test -d "$1/.";
+	test -d "$1/.";
       else
 	case $1 in
-        -*)set "./$1";;
+	-*)set "./$1";;
 	esac;
 	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in
 	???[sx]*):;;*)false;;esac;fi
@@ -613,74 +635,121 @@ ac_includes_default="\
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL
-PATH_SEPARATOR
-PACKAGE_NAME
-PACKAGE_TARNAME
-PACKAGE_VERSION
-PACKAGE_STRING
-PACKAGE_BUGREPORT
-exec_prefix
-prefix
-program_transform_name
-bindir
-sbindir
-libexecdir
-datarootdir
-datadir
-sysconfdir
-sharedstatedir
-localstatedir
-includedir
-oldincludedir
-docdir
-infodir
-htmldir
-dvidir
-pdfdir
-psdir
-libdir
-localedir
-mandir
-DEFS
-ECHO_C
-ECHO_N
-ECHO_T
-LIBS
-build_alias
-host_alias
-target_alias
-CC
-CFLAGS
-LDFLAGS
-CPPFLAGS
-ac_ct_CC
-EXEEXT
-OBJEXT
-CXX
-CXXFLAGS
-ac_ct_CXX
-CPP
-RANLIB
-AR
-FLTKCONFIG
-FC
-FCFLAGS
-ac_ct_FC
-CXXCPP
-GREP
-EGREP
-UNAME
-HOSTNAME
-FLAGS
-OPTIM
-LINKER
-GMSH_DIRS
-GMSH_LIBS
-LIBEXT
+ac_subst_vars='LTLIBOBJS
 LIBOBJS
-LTLIBOBJS'
+LIBEXT
+GMSH_LIBS
+GMSH_DIRS
+LINKER
+OPTIM
+FLAGS
+HOSTNAME
+UNAME
+EGREP
+GREP
+CXXCPP
+ac_ct_FC
+FCFLAGS
+FC
+FLTKCONFIG
+AR
+RANLIB
+CPP
+ac_ct_CXX
+CXXFLAGS
+CXX
+OBJEXT
+EXEEXT
+ac_ct_CC
+CPPFLAGS
+LDFLAGS
+CFLAGS
+CC
+target_alias
+host_alias
+build_alias
+LIBS
+ECHO_T
+ECHO_N
+ECHO_C
+DEFS
+mandir
+localedir
+libdir
+psdir
+pdfdir
+dvidir
+htmldir
+infodir
+docdir
+oldincludedir
+includedir
+localstatedir
+sharedstatedir
+sysconfdir
+datadir
+datarootdir
+libexecdir
+sbindir
+bindir
+program_transform_name
+prefix
+exec_prefix
+PACKAGE_BUGREPORT
+PACKAGE_STRING
+PACKAGE_VERSION
+PACKAGE_TARNAME
+PACKAGE_NAME
+PATH_SEPARATOR
+SHELL'
 ac_subst_files=''
+ac_user_opts='
+enable_option_checking
+with_fltk_prefix
+with_jpeg_prefix
+with_png_prefix
+with_zlib_prefix
+with_osmesa_prefix
+with_cgns_prefix
+with_occ_prefix
+with_occ_mesh_constraints_prefix
+with_hdf5_prefix
+with_med_prefix
+with_mpi_prefix
+with_fftw3_prefix
+with_fm_prefix
+with_blas_lapack_prefix
+enable_gui
+enable_parser
+enable_post
+enable_cygwin
+enable_jpeg
+enable_zlib
+enable_png
+enable_contrib
+enable_netgen
+enable_ann
+enable_metis
+enable_chaco
+enable_tetgen
+enable_matheval
+enable_kbipack
+enable_dintegration
+enable_gmm
+enable_osmesa
+enable_cgns
+enable_occ
+enable_hdf5
+enable_med
+enable_fm
+enable_universal
+enable_native_file_chooser
+enable_tree_browser
+enable_mpi
+enable_graphics
+enable_minimal
+enable_tetgen_new
+'
       ac_precious_vars='build_alias
 host_alias
 target_alias
@@ -701,6 +770,8 @@ CXXCPP'
 # Initialize some variables set by options.
 ac_init_help=
 ac_init_version=false
+ac_unrecognized_opts=
+ac_unrecognized_sep=
 # The variables have the same names as the options, with
 # dashes changed to underlines.
 cache_file=/dev/null
@@ -799,13 +870,21 @@ do
     datarootdir=$ac_optarg ;;
 
   -disable-* | --disable-*)
-    ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_feature" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      { $as_echo "$as_me: error: invalid feature name: $ac_useropt" >&2
    { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/[-.]/_/g'`
-    eval enable_$ac_feature=no ;;
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"enable_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval enable_$ac_useropt=no ;;
 
   -docdir | --docdir | --docdi | --doc | --do)
     ac_prev=docdir ;;
@@ -818,13 +897,21 @@ do
     dvidir=$ac_optarg ;;
 
   -enable-* | --enable-*)
-    ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_feature" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      { $as_echo "$as_me: error: invalid feature name: $ac_useropt" >&2
    { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/[-.]/_/g'`
-    eval enable_$ac_feature=\$ac_optarg ;;
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"enable_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval enable_$ac_useropt=\$ac_optarg ;;
 
   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
@@ -1015,22 +1102,38 @@ do
     ac_init_version=: ;;
 
   -with-* | --with-*)
-    ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_package" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid package name: $ac_package" >&2
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      { $as_echo "$as_me: error: invalid package name: $ac_useropt" >&2
    { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package | sed 's/[-.]/_/g'`
-    eval with_$ac_package=\$ac_optarg ;;
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"with_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval with_$ac_useropt=\$ac_optarg ;;
 
   -without-* | --without-*)
-    ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_package" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid package name: $ac_package" >&2
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      { $as_echo "$as_me: error: invalid package name: $ac_useropt" >&2
    { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package | sed 's/[-.]/_/g'`
-    eval with_$ac_package=no ;;
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"with_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval with_$ac_useropt=no ;;
 
   --x)
     # Obsolete; use --with-x.
@@ -1050,7 +1153,7 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) { echo "$as_me: error: unrecognized option: $ac_option
+  -*) { $as_echo "$as_me: error: unrecognized option: $ac_option
 Try \`$0 --help' for more information." >&2
    { (exit 1); exit 1; }; }
     ;;
@@ -1059,16 +1162,16 @@ Try \`$0 --help' for more information." >&2
     ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
     # Reject names that are not valid shell variable names.
     expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
+      { $as_echo "$as_me: error: invalid variable name: $ac_envvar" >&2
    { (exit 1); exit 1; }; }
     eval $ac_envvar=\$ac_optarg
     export $ac_envvar ;;
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
     : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
     ;;
 
@@ -1077,22 +1180,38 @@ done
 
 if test -n "$ac_prev"; then
   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
-  { echo "$as_me: error: missing argument to $ac_option" >&2
+  { $as_echo "$as_me: error: missing argument to $ac_option" >&2
    { (exit 1); exit 1; }; }
 fi
 
-# Be sure to have absolute directory names.
+if test -n "$ac_unrecognized_opts"; then
+  case $enable_option_checking in
+    no) ;;
+    fatal) { $as_echo "$as_me: error: unrecognized options: $ac_unrecognized_opts" >&2
+   { (exit 1); exit 1; }; } ;;
+    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+  esac
+fi
+
+# Check all directory arguments for consistency.
 for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
 		datadir sysconfdir sharedstatedir localstatedir includedir \
 		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
 		libdir localedir mandir
 do
   eval ac_val=\$$ac_var
+  # Remove trailing slashes.
+  case $ac_val in
+    */ )
+      ac_val=`expr "X$ac_val" : 'X\(.*[^/]\)' \| "X$ac_val" : 'X\(.*\)'`
+      eval $ac_var=\$ac_val;;
+  esac
+  # Be sure to have absolute directory names.
   case $ac_val in
     [\\/$]* | ?:[\\/]* )  continue;;
     NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
   esac
-  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
+  { $as_echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; }
 done
 
@@ -1107,7 +1226,7 @@ target=$target_alias
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
     cross_compiling=maybe
-    echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
+    $as_echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
     If a cross compiler is detected then cross compile mode will be used." >&2
   elif test "x$build_alias" != "x$host_alias"; then
     cross_compiling=yes
@@ -1123,10 +1242,10 @@ test "$silent" = yes && exec 6>/dev/null
 ac_pwd=`pwd` && test -n "$ac_pwd" &&
 ac_ls_di=`ls -di .` &&
 ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
-  { echo "$as_me: error: Working directory cannot be determined" >&2
+  { $as_echo "$as_me: error: working directory cannot be determined" >&2
    { (exit 1); exit 1; }; }
 test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
-  { echo "$as_me: error: pwd does not report name of working directory" >&2
+  { $as_echo "$as_me: error: pwd does not report name of working directory" >&2
    { (exit 1); exit 1; }; }
 
 
@@ -1134,12 +1253,12 @@ test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
 if test -z "$srcdir"; then
   ac_srcdir_defaulted=yes
   # Try the directory containing this script, then the parent directory.
-  ac_confdir=`$as_dirname -- "$0" ||
-$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$0" : 'X\(//\)[^/]' \| \
-	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-echo X"$0" |
+  ac_confdir=`$as_dirname -- "$as_myself" ||
+$as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_myself" : 'X\(//\)[^/]' \| \
+	 X"$as_myself" : 'X\(//\)$' \| \
+	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_myself" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -1166,12 +1285,12 @@ else
 fi
 if test ! -r "$srcdir/$ac_unique_file"; then
   test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
-  { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
+  { $as_echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
    { (exit 1); exit 1; }; }
 fi
 ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
 ac_abs_confdir=`(
-	cd "$srcdir" && test -r "./$ac_unique_file" || { echo "$as_me: error: $ac_msg" >&2
+	cd "$srcdir" && test -r "./$ac_unique_file" || { $as_echo "$as_me: error: $ac_msg" >&2
    { (exit 1); exit 1; }; }
 	pwd)`
 # When building in place, set srcdir=.
@@ -1220,9 +1339,9 @@ Configuration:
 
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
-			  [$ac_default_prefix]
+                          [$ac_default_prefix]
   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
-			  [PREFIX]
+                          [PREFIX]
 
 By default, \`make install' will install all the files in
 \`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
@@ -1232,25 +1351,25 @@ for instance \`--prefix=\$HOME'.
 For better control, use the options below.
 
 Fine tuning of the installation directories:
-  --bindir=DIR           user executables [EPREFIX/bin]
-  --sbindir=DIR          system admin executables [EPREFIX/sbin]
-  --libexecdir=DIR       program executables [EPREFIX/libexec]
-  --sysconfdir=DIR       read-only single-machine data [PREFIX/etc]
-  --sharedstatedir=DIR   modifiable architecture-independent data [PREFIX/com]
-  --localstatedir=DIR    modifiable single-machine data [PREFIX/var]
-  --libdir=DIR           object code libraries [EPREFIX/lib]
-  --includedir=DIR       C header files [PREFIX/include]
-  --oldincludedir=DIR    C header files for non-gcc [/usr/include]
-  --datarootdir=DIR      read-only arch.-independent data root [PREFIX/share]
-  --datadir=DIR          read-only architecture-independent data [DATAROOTDIR]
-  --infodir=DIR          info documentation [DATAROOTDIR/info]
-  --localedir=DIR        locale-dependent data [DATAROOTDIR/locale]
-  --mandir=DIR           man documentation [DATAROOTDIR/man]
-  --docdir=DIR           documentation root [DATAROOTDIR/doc/PACKAGE]
-  --htmldir=DIR          html documentation [DOCDIR]
-  --dvidir=DIR           dvi documentation [DOCDIR]
-  --pdfdir=DIR           pdf documentation [DOCDIR]
-  --psdir=DIR            ps documentation [DOCDIR]
+  --bindir=DIR            user executables [EPREFIX/bin]
+  --sbindir=DIR           system admin executables [EPREFIX/sbin]
+  --libexecdir=DIR        program executables [EPREFIX/libexec]
+  --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
+  --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
+  --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
+  --libdir=DIR            object code libraries [EPREFIX/lib]
+  --includedir=DIR        C header files [PREFIX/include]
+  --oldincludedir=DIR     C header files for non-gcc [/usr/include]
+  --datarootdir=DIR       read-only arch.-independent data root [PREFIX/share]
+  --datadir=DIR           read-only architecture-independent data [DATAROOTDIR]
+  --infodir=DIR           info documentation [DATAROOTDIR/info]
+  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
+  --mandir=DIR            man documentation [DATAROOTDIR/man]
+  --docdir=DIR            documentation root [DATAROOTDIR/doc/PACKAGE]
+  --htmldir=DIR           html documentation [DOCDIR]
+  --dvidir=DIR            dvi documentation [DOCDIR]
+  --pdfdir=DIR            pdf documentation [DOCDIR]
+  --psdir=DIR             ps documentation [DOCDIR]
 _ACEOF
 
   cat <<\_ACEOF
@@ -1262,6 +1381,7 @@ if test -n "$ac_init_help"; then
   cat <<\_ACEOF
 
 Optional Features:
+  --disable-option-checking  ignore unrecognized --enable/--with options
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
   --enable-gui            build the graphical user interface (default=yes)
@@ -1279,6 +1399,8 @@ Optional Features:
   --enable-tetgen         compile Tetgen if available (default=yes)
   --enable-matheval       compile MathEval if available (default=yes)
   --enable-kbipack        compile kbipack if available (default=yes)
+  --enable-dintegration   compile Discrete Integration if available
+                          (default=yes)
   --enable-gmm            use gmm++ if available (default=yes)
   --enable-osmesa         use OSMesa for offscreen rendering (default=no)
   --enable-cgns           enable CGNS output (default=no)
@@ -1345,15 +1467,17 @@ fi
 if test "$ac_init_help" = "recursive"; then
   # If there are subdirs, report their specific --help.
   for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
-    test -d "$ac_dir" || continue
+    test -d "$ac_dir" ||
+      { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } ||
+      continue
     ac_builddir=.
 
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,/..,g;s,/,,'`
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -1389,7 +1513,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
       echo &&
       $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi || ac_status=$?
     cd "$ac_pwd" || { ac_status=$?; break; }
   done
@@ -1399,10 +1523,10 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 configure
-generated by GNU Autoconf 2.61
+generated by GNU Autoconf 2.63
 
 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
-2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1413,7 +1537,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.61.  Invocation command line was
+generated by GNU Autoconf 2.63.  Invocation command line was
 
   $ $0 $@
 
@@ -1449,7 +1573,7 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  echo "PATH: $as_dir"
+  $as_echo "PATH: $as_dir"
 done
 IFS=$as_save_IFS
 
@@ -1484,7 +1608,7 @@ do
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
     *\'*)
-      ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
     1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
@@ -1536,11 +1660,12 @@ _ASBOX
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { echo "$as_me:$LINENO: WARNING: Cache variable $ac_var contains a newline." >&5
-echo "$as_me: WARNING: Cache variable $ac_var contains a newline." >&2;} ;;
+      *_cv_*) { $as_echo "$as_me:$LINENO: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
       *) $as_unset $ac_var ;;
       esac ;;
     esac
@@ -1570,9 +1695,9 @@ _ASBOX
     do
       eval ac_val=\$$ac_var
       case $ac_val in
-      *\'\''*) ac_val=`echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
       esac
-      echo "$ac_var='\''$ac_val'\''"
+      $as_echo "$ac_var='\''$ac_val'\''"
     done | sort
     echo
 
@@ -1587,9 +1712,9 @@ _ASBOX
       do
 	eval ac_val=\$$ac_var
 	case $ac_val in
-	*\'\''*) ac_val=`echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
 	esac
-	echo "$ac_var='\''$ac_val'\''"
+	$as_echo "$ac_var='\''$ac_val'\''"
       done | sort
       echo
     fi
@@ -1605,8 +1730,8 @@ _ASBOX
       echo
     fi
     test "$ac_signal" != 0 &&
-      echo "$as_me: caught signal $ac_signal"
-    echo "$as_me: exit $exit_status"
+      $as_echo "$as_me: caught signal $ac_signal"
+    $as_echo "$as_me: exit $exit_status"
   } >&5
   rm -f core *.core core.conftest.* &&
     rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
@@ -1648,21 +1773,24 @@ _ACEOF
 
 
 # Let the site file select an alternate cache file if it wants to.
-# Prefer explicitly selected file to automatically selected ones.
+# Prefer an explicitly selected file to automatically selected ones.
+ac_site_file1=NONE
+ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  set x "$CONFIG_SITE"
+  ac_site_file1=$CONFIG_SITE
 elif test "x$prefix" != xNONE; then
-  set x "$prefix/share/config.site" "$prefix/etc/config.site"
+  ac_site_file1=$prefix/share/config.site
+  ac_site_file2=$prefix/etc/config.site
 else
-  set x "$ac_default_prefix/share/config.site" \
-	"$ac_default_prefix/etc/config.site"
+  ac_site_file1=$ac_default_prefix/share/config.site
+  ac_site_file2=$ac_default_prefix/etc/config.site
 fi
-shift
-for ac_site_file
+for ac_site_file in "$ac_site_file1" "$ac_site_file2"
 do
+  test "x$ac_site_file" = xNONE && continue
   if test -r "$ac_site_file"; then
-    { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
-echo "$as_me: loading site script $ac_site_file" >&6;}
+    { $as_echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
+$as_echo "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file"
   fi
@@ -1672,16 +1800,16 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special
   # files actually), so we avoid doing that.
   if test -f "$cache_file"; then
-    { echo "$as_me:$LINENO: loading cache $cache_file" >&5
-echo "$as_me: loading cache $cache_file" >&6;}
+    { $as_echo "$as_me:$LINENO: loading cache $cache_file" >&5
+$as_echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { echo "$as_me:$LINENO: creating cache $cache_file" >&5
-echo "$as_me: creating cache $cache_file" >&6;}
+  { $as_echo "$as_me:$LINENO: creating cache $cache_file" >&5
+$as_echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
@@ -1695,29 +1823,38 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { $as_echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
-echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { $as_echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-	{ echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
-echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-	{ echo "$as_me:$LINENO:   former value:  $ac_old_val" >&5
-echo "$as_me:   former value:  $ac_old_val" >&2;}
-	{ echo "$as_me:$LINENO:   current value: $ac_new_val" >&5
-echo "$as_me:   current value: $ac_new_val" >&2;}
-	ac_cache_corrupted=:
+	# differences in whitespace do not lead to failure.
+	ac_old_val_w=`echo x $ac_old_val`
+	ac_new_val_w=`echo x $ac_new_val`
+	if test "$ac_old_val_w" != "$ac_new_val_w"; then
+	  { $as_echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  ac_cache_corrupted=:
+	else
+	  { $as_echo "$as_me:$LINENO: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  eval $ac_var=\$ac_old_val
+	fi
+	{ $as_echo "$as_me:$LINENO:   former value:  \`$ac_old_val'" >&5
+$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
+	{ $as_echo "$as_me:$LINENO:   current value: \`$ac_new_val'" >&5
+$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
@@ -1727,10 +1864,12 @@ echo "$as_me:   current value: $ac_new_val" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
-  { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
-echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
-echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
+  { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+  { $as_echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
+$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+$as_echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
@@ -1918,6 +2057,11 @@ if test "${enable_kbipack+set}" = set; then
   enableval=$enable_kbipack;
 fi
 
+# Check whether --enable-dintegration was given.
+if test "${enable_dintegration+set}" = set; then
+  enableval=$enable_dintegration;
+fi
+
 # Check whether --enable-gmm was given.
 if test "${enable_gmm+set}" = set; then
   enableval=$enable_gmm;
@@ -1997,6 +2141,7 @@ if test "x$enable_minimal" = "xyes"; then
   enable_tetgen=no;
   enable_matheval=no;
   enable_kbipack=no;
+  enable_dintegration=no;
   enable_gmm=no;
   enable_ann=no;
   enable_metis=no;
@@ -2028,10 +2173,10 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2044,7 +2189,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2055,11 +2200,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -2068,10 +2213,10 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
@@ -2084,7 +2229,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CC="gcc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2095,11 +2240,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
-echo "${ECHO_T}$ac_ct_CC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
   if test "x$ac_ct_CC" = x; then
@@ -2107,12 +2252,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ echo "$as_me:$LINENO: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&5
-echo "$as_me: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&2;}
+{ $as_echo "$as_me:$LINENO: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -2125,10 +2266,10 @@ if test -z "$CC"; then
           if test -n "$ac_tool_prefix"; then
     # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2141,7 +2282,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2152,11 +2293,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -2165,10 +2306,10 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2186,7 +2327,7 @@ do
        continue
      fi
     ac_cv_prog_CC="cc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2209,11 +2350,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -2224,10 +2365,10 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2240,7 +2381,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2251,11 +2392,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -2268,10 +2409,10 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
@@ -2284,7 +2425,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2295,11 +2436,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
-echo "${ECHO_T}$ac_ct_CC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -2311,12 +2452,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ echo "$as_me:$LINENO: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&5
-echo "$as_me: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&2;}
+{ $as_echo "$as_me:$LINENO: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -2326,44 +2463,50 @@ fi
 fi
 
 
-test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
+test -z "$CC" && { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
 See \`config.log' for more details." >&5
-echo "$as_me: error: no acceptable C compiler found in \$PATH
+$as_echo "$as_me: error: no acceptable C compiler found in \$PATH
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 
 # Provide some information about the compiler.
-echo "$as_me:$LINENO: checking for C compiler version" >&5
-ac_compiler=`set X $ac_compile; echo $2`
+$as_echo "$as_me:$LINENO: checking for C compiler version" >&5
+set X $ac_compile
+ac_compiler=$2
 { (ac_try="$ac_compiler --version >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler --version >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 { (ac_try="$ac_compiler -v >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler -v >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 { (ac_try="$ac_compiler -V >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler -V >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 
 cat >conftest.$ac_ext <<_ACEOF
@@ -2382,27 +2525,22 @@ main ()
 }
 _ACEOF
 ac_clean_files_save=$ac_clean_files
-ac_clean_files="$ac_clean_files a.out a.exe b.out"
+ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
-echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6; }
-ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
-#
-# List of possible output files, starting from the most likely.
-# The algorithm is not robust to junk in `.', hence go to wildcards (a.*)
-# only as a last resort.  b.out is created by i960 compilers.
-ac_files='a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out'
-#
-# The IRIX 6 linker writes into existing files which may not be
-# executable, retaining their permissions.  Remove them first so a
-# subsequent execution test works.
+{ $as_echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
+$as_echo_n "checking for C compiler default output file name... " >&6; }
+ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+
+# The possible output files:
+ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
+
 ac_rmfiles=
 for ac_file in $ac_files
 do
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.o | *.obj ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
     * ) ac_rmfiles="$ac_rmfiles $ac_file";;
   esac
 done
@@ -2413,10 +2551,11 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
 # So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
@@ -2427,7 +2566,7 @@ for ac_file in $ac_files ''
 do
   test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.o | *.obj )
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj )
 	;;
     [ab].out )
 	# We found the default executable, but exeext='' is most
@@ -2454,25 +2593,27 @@ else
   ac_file=''
 fi
 
-{ echo "$as_me:$LINENO: result: $ac_file" >&5
-echo "${ECHO_T}$ac_file" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_file" >&5
+$as_echo "$ac_file" >&6; }
 if test -z "$ac_file"; then
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
+{ { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: C compiler cannot create executables
 See \`config.log' for more details." >&5
-echo "$as_me: error: C compiler cannot create executables
+$as_echo "$as_me: error: C compiler cannot create executables
 See \`config.log' for more details." >&2;}
-   { (exit 77); exit 77; }; }
+   { (exit 77); exit 77; }; }; }
 fi
 
 ac_exeext=$ac_cv_exeext
 
 # Check that the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-{ echo "$as_me:$LINENO: checking whether the C compiler works" >&5
-echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether the C compiler works" >&5
+$as_echo_n "checking whether the C compiler works... " >&6; }
 # FIXME: These cross compiler hacks should be removed for Autoconf 3.0
 # If not cross compiling, check that we can run a simple program.
 if test "$cross_compiling" != yes; then
@@ -2481,49 +2622,53 @@ if test "$cross_compiling" != yes; then
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
+	{ { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
 See \`config.log' for more details." >&5
-echo "$as_me: error: cannot run C compiled programs.
+$as_echo "$as_me: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
     fi
   fi
 fi
-{ echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6; }
+{ $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
 
-rm -f a.out a.exe conftest$ac_cv_exeext b.out
+rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
 # Check that the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-{ echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
-echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6; }
-{ echo "$as_me:$LINENO: result: $cross_compiling" >&5
-echo "${ECHO_T}$cross_compiling" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
+$as_echo_n "checking whether we are cross compiling... " >&6; }
+{ $as_echo "$as_me:$LINENO: result: $cross_compiling" >&5
+$as_echo "$cross_compiling" >&6; }
 
-{ echo "$as_me:$LINENO: checking for suffix of executables" >&5
-echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for suffix of executables" >&5
+$as_echo_n "checking for suffix of executables... " >&6; }
 if { (ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
@@ -2532,31 +2677,33 @@ eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
 for ac_file in conftest.exe conftest conftest.*; do
   test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.o | *.obj ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	  break;;
     * ) break;;
   esac
 done
 else
-  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
+  { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
 See \`config.log' for more details." >&5
-echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
+$as_echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 fi
 
 rm -f conftest$ac_cv_exeext
-{ echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
-echo "${ECHO_T}$ac_cv_exeext" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
+$as_echo "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-{ echo "$as_me:$LINENO: checking for suffix of object files" >&5
-echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for suffix of object files" >&5
+$as_echo_n "checking for suffix of object files... " >&6; }
 if test "${ac_cv_objext+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -2579,40 +2726,43 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; then
   for ac_file in conftest.o conftest.obj conftest.*; do
   test -f "$ac_file" || continue;
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;;
     *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
        break;;
   esac
 done
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
+{ { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
 See \`config.log' for more details." >&5
-echo "$as_me: error: cannot compute suffix of object files: cannot compile
+$as_echo "$as_me: error: cannot compute suffix of object files: cannot compile
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 fi
 
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
-echo "${ECHO_T}$ac_cv_objext" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
+$as_echo "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
-echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
+$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
 if test "${ac_cv_c_compiler_gnu+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -2638,20 +2788,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_compiler_gnu=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_compiler_gnu=no
@@ -2661,15 +2812,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
-echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6; }
-GCC=`test $ac_compiler_gnu = yes && echo yes`
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
+$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+if test $ac_compiler_gnu = yes; then
+  GCC=yes
+else
+  GCC=
+fi
 ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
-{ echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
-echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
+$as_echo_n "checking whether $CC accepts -g... " >&6; }
 if test "${ac_cv_prog_cc_g+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
@@ -2696,20 +2851,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_cv_prog_cc_g=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	CFLAGS=""
@@ -2734,20 +2890,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   :
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_c_werror_flag=$ac_save_c_werror_flag
@@ -2773,20 +2930,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_cv_prog_cc_g=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 
@@ -2801,8 +2959,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
    ac_c_werror_flag=$ac_save_c_werror_flag
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
-echo "${ECHO_T}$ac_cv_prog_cc_g" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
+$as_echo "$ac_cv_prog_cc_g" >&6; }
 if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
@@ -2818,10 +2976,10 @@ else
     CFLAGS=
   fi
 fi
-{ echo "$as_me:$LINENO: checking for $CC option to accept ISO C89" >&5
-echo $ECHO_N "checking for $CC option to accept ISO C89... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $CC option to accept ISO C89" >&5
+$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
 if test "${ac_cv_prog_cc_c89+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_cv_prog_cc_c89=no
 ac_save_CC=$CC
@@ -2892,20 +3050,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_cv_prog_cc_c89=$ac_arg
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 
@@ -2921,15 +3080,15 @@ fi
 # AC_CACHE_VAL
 case "x$ac_cv_prog_cc_c89" in
   x)
-    { echo "$as_me:$LINENO: result: none needed" >&5
-echo "${ECHO_T}none needed" >&6; } ;;
+    { $as_echo "$as_me:$LINENO: result: none needed" >&5
+$as_echo "none needed" >&6; } ;;
   xno)
-    { echo "$as_me:$LINENO: result: unsupported" >&5
-echo "${ECHO_T}unsupported" >&6; } ;;
+    { $as_echo "$as_me:$LINENO: result: unsupported" >&5
+$as_echo "unsupported" >&6; } ;;
   *)
     CC="$CC $ac_cv_prog_cc_c89"
-    { echo "$as_me:$LINENO: result: $ac_cv_prog_cc_c89" >&5
-echo "${ECHO_T}$ac_cv_prog_cc_c89" >&6; } ;;
+    { $as_echo "$as_me:$LINENO: result: $ac_cv_prog_cc_c89" >&5
+$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
 esac
 
 
@@ -2953,10 +3112,10 @@ if test -z "$CXX"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_CXX+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CXX"; then
   ac_cv_prog_CXX="$CXX" # Let the user override the test.
@@ -2969,7 +3128,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2980,11 +3139,11 @@ fi
 fi
 CXX=$ac_cv_prog_CXX
 if test -n "$CXX"; then
-  { echo "$as_me:$LINENO: result: $CXX" >&5
-echo "${ECHO_T}$CXX" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $CXX" >&5
+$as_echo "$CXX" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -2997,10 +3156,10 @@ if test -z "$CXX"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CXX"; then
   ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
@@ -3013,7 +3172,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_CXX="$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3024,11 +3183,11 @@ fi
 fi
 ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
 if test -n "$ac_ct_CXX"; then
-  { echo "$as_me:$LINENO: result: $ac_ct_CXX" >&5
-echo "${ECHO_T}$ac_ct_CXX" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $ac_ct_CXX" >&5
+$as_echo "$ac_ct_CXX" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3040,12 +3199,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ echo "$as_me:$LINENO: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&5
-echo "$as_me: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&2;}
+{ $as_echo "$as_me:$LINENO: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CXX=$ac_ct_CXX
@@ -3055,43 +3210,47 @@ fi
   fi
 fi
 # Provide some information about the compiler.
-echo "$as_me:$LINENO: checking for C++ compiler version" >&5
-ac_compiler=`set X $ac_compile; echo $2`
+$as_echo "$as_me:$LINENO: checking for C++ compiler version" >&5
+set X $ac_compile
+ac_compiler=$2
 { (ac_try="$ac_compiler --version >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler --version >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 { (ac_try="$ac_compiler -v >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler -v >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 { (ac_try="$ac_compiler -V >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler -V >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 
-{ echo "$as_me:$LINENO: checking whether we are using the GNU C++ compiler" >&5
-echo $ECHO_N "checking whether we are using the GNU C++ compiler... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether we are using the GNU C++ compiler" >&5
+$as_echo_n "checking whether we are using the GNU C++ compiler... " >&6; }
 if test "${ac_cv_cxx_compiler_gnu+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -3117,20 +3276,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_compiler_gnu=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_compiler_gnu=no
@@ -3140,15 +3300,19 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_cxx_compiler_gnu" >&5
-echo "${ECHO_T}$ac_cv_cxx_compiler_gnu" >&6; }
-GXX=`test $ac_compiler_gnu = yes && echo yes`
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_cxx_compiler_gnu" >&5
+$as_echo "$ac_cv_cxx_compiler_gnu" >&6; }
+if test $ac_compiler_gnu = yes; then
+  GXX=yes
+else
+  GXX=
+fi
 ac_test_CXXFLAGS=${CXXFLAGS+set}
 ac_save_CXXFLAGS=$CXXFLAGS
-{ echo "$as_me:$LINENO: checking whether $CXX accepts -g" >&5
-echo $ECHO_N "checking whether $CXX accepts -g... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether $CXX accepts -g" >&5
+$as_echo_n "checking whether $CXX accepts -g... " >&6; }
 if test "${ac_cv_prog_cxx_g+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_save_cxx_werror_flag=$ac_cxx_werror_flag
    ac_cxx_werror_flag=yes
@@ -3175,20 +3339,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_cv_prog_cxx_g=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	CXXFLAGS=""
@@ -3213,20 +3378,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   :
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cxx_werror_flag=$ac_save_cxx_werror_flag
@@ -3252,20 +3418,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_cv_prog_cxx_g=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 
@@ -3280,8 +3447,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
    ac_cxx_werror_flag=$ac_save_cxx_werror_flag
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_prog_cxx_g" >&5
-echo "${ECHO_T}$ac_cv_prog_cxx_g" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_prog_cxx_g" >&5
+$as_echo "$ac_cv_prog_cxx_g" >&6; }
 if test "$ac_test_CXXFLAGS" = set; then
   CXXFLAGS=$ac_save_CXXFLAGS
 elif test $ac_cv_prog_cxx_g = yes; then
@@ -3304,8 +3471,8 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 if test "x${CC}" = "x" -o "x${CXX}" = "x" ; then
-  { { echo "$as_me:$LINENO: error: Could not find required compilers, aborting." >&5
-echo "$as_me: error: Could not find required compilers, aborting." >&2;}
+  { { $as_echo "$as_me:$LINENO: error: Could not find required compilers, aborting." >&5
+$as_echo "$as_me: error: Could not find required compilers, aborting." >&2;}
    { (exit 1); exit 1; }; }
 fi
 
@@ -3314,15 +3481,15 @@ ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
-echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
+$as_echo_n "checking how to run the C preprocessor... " >&6; }
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
   if test "${ac_cv_prog_CPP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
       # Double quotes because CPP needs to be expanded
     for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
@@ -3354,20 +3521,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        }; then
   :
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Broken: fails on valid input.
@@ -3391,13 +3559,14 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
@@ -3405,7 +3574,7 @@ eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
   # Broken: success on invalid input.
 continue
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Passes both tests.
@@ -3430,8 +3599,8 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-{ echo "$as_me:$LINENO: result: $CPP" >&5
-echo "${ECHO_T}$CPP" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $CPP" >&5
+$as_echo "$CPP" >&6; }
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
@@ -3459,20 +3628,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        }; then
   :
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Broken: fails on valid input.
@@ -3496,13 +3666,14 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
@@ -3510,7 +3681,7 @@ eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
   # Broken: success on invalid input.
 continue
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Passes both tests.
@@ -3526,11 +3697,13 @@ rm -f conftest.err conftest.$ac_ext
 if $ac_preproc_ok; then
   :
 else
-  { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
+  { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
 See \`config.log' for more details." >&5
-echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
+$as_echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 fi
 
 ac_ext=c
@@ -3574,10 +3747,10 @@ case "$UNAME" in
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_RANLIB+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
@@ -3590,7 +3763,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3601,11 +3774,11 @@ fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  { echo "$as_me:$LINENO: result: $RANLIB" >&5
-echo "${ECHO_T}$RANLIB" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $RANLIB" >&5
+$as_echo "$RANLIB" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3614,10 +3787,10 @@ if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
@@ -3630,7 +3803,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3641,11 +3814,11 @@ fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  { echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5
-echo "${ECHO_T}$ac_ct_RANLIB" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5
+$as_echo "$ac_ct_RANLIB" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
   if test "x$ac_ct_RANLIB" = x; then
@@ -3653,12 +3826,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ echo "$as_me:$LINENO: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&5
-echo "$as_me: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&2;}
+{ $as_echo "$as_me:$LINENO: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     RANLIB=$ac_ct_RANLIB
@@ -3669,10 +3838,10 @@ fi
 
     # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_path_AR+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   case $AR in
   [\\/]* | ?:[\\/]*)
@@ -3687,7 +3856,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_path_AR="$as_dir/$ac_word$ac_exec_ext"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3699,17 +3868,17 @@ esac
 fi
 AR=$ac_cv_path_AR
 if test -n "$AR"; then
-  { echo "$as_me:$LINENO: result: $AR" >&5
-echo "${ECHO_T}$AR" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $AR" >&5
+$as_echo "$AR" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
     if test "x${AR}" = "x:"; then
-      { { echo "$as_me:$LINENO: error: Could not find the library archiver, aborting." >&5
-echo "$as_me: error: Could not find the library archiver, aborting." >&2;}
+      { { $as_echo "$as_me:$LINENO: error: Could not find the library archiver, aborting." >&5
+$as_echo "$as_me: error: Could not find the library archiver, aborting." >&2;}
    { (exit 1); exit 1; }; }
     fi
     AR="${AR} ruvs"
@@ -3731,10 +3900,10 @@ _ACEOF
   if test "x${FLTK_PREFIX}" != "x" ; then
     # Extract the first word of "fltk-config", so it can be a program name with args.
 set dummy fltk-config; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_path_FLTKCONFIG+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   case $FLTKCONFIG in
   [\\/]* | ?:[\\/]*)
@@ -3750,7 +3919,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_path_FLTKCONFIG="$as_dir/$ac_word$ac_exec_ext"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3762,11 +3931,11 @@ esac
 fi
 FLTKCONFIG=$ac_cv_path_FLTKCONFIG
 if test -n "$FLTKCONFIG"; then
-  { echo "$as_me:$LINENO: result: $FLTKCONFIG" >&5
-echo "${ECHO_T}$FLTKCONFIG" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $FLTKCONFIG" >&5
+$as_echo "$FLTKCONFIG" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -3775,10 +3944,10 @@ fi
   else
     # Extract the first word of "fltk-config", so it can be a program name with args.
 set dummy fltk-config; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_path_FLTKCONFIG+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   case $FLTKCONFIG in
   [\\/]* | ?:[\\/]*)
@@ -3793,7 +3962,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_path_FLTKCONFIG="$as_dir/$ac_word$ac_exec_ext"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3805,18 +3974,18 @@ esac
 fi
 FLTKCONFIG=$ac_cv_path_FLTKCONFIG
 if test -n "$FLTKCONFIG"; then
-  { echo "$as_me:$LINENO: result: $FLTKCONFIG" >&5
-echo "${ECHO_T}$FLTKCONFIG" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $FLTKCONFIG" >&5
+$as_echo "$FLTKCONFIG" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
   fi
   if test "x$FLTKCONFIG" = "x"; then
-    { { echo "$as_me:$LINENO: error: Could not find fltk-config. Try --with-fltk-prefix?" >&5
-echo "$as_me: error: Could not find fltk-config. Try --with-fltk-prefix?" >&2;}
+    { { $as_echo "$as_me:$LINENO: error: Could not find fltk-config. Try --with-fltk-prefix?" >&5
+$as_echo "$as_me: error: Could not find fltk-config. Try --with-fltk-prefix?" >&2;}
    { (exit 1); exit 1; }; }
   fi
 
@@ -3825,10 +3994,10 @@ echo "$as_me: error: Could not find fltk-config. Try --with-fltk-prefix?" >&2;}
       LDFLAGS="-L${OSMESA_PREFIX} -L${OSMESA_PREFIX}/lib ${LDFLAGS}"
     fi
 
-{ echo "$as_me:$LINENO: checking for main in -lOSMesa" >&5
-echo $ECHO_N "checking for main in -lOSMesa... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for main in -lOSMesa" >&5
+$as_echo_n "checking for main in -lOSMesa... " >&6; }
 if test "${ac_cv_lib_OSMesa_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lOSMesa  $LIBS"
@@ -3854,46 +4023,50 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_OSMesa_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_OSMesa_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_OSMesa_main" >&5
-echo "${ECHO_T}$ac_cv_lib_OSMesa_main" >&6; }
-if test $ac_cv_lib_OSMesa_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_OSMesa_main" >&5
+$as_echo "$ac_cv_lib_OSMesa_main" >&6; }
+if test "x$ac_cv_lib_OSMesa_main" = x""yes; then
   OSMESA="yes"
 fi
 
   fi
 
-    { echo "$as_me:$LINENO: checking for ./contrib/NativeFileChooser/Fl_Native_File_Chooser.cxx" >&5
-echo $ECHO_N "checking for ./contrib/NativeFileChooser/Fl_Native_File_Chooser.cxx... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/NativeFileChooser/Fl_Native_File_Chooser.cxx" >&5
+$as_echo_n "checking for ./contrib/NativeFileChooser/Fl_Native_File_Chooser.cxx... " >&6; }
 if test "${ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/NativeFileChooser/Fl_Native_File_Chooser.cxx"; then
   ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx=yes
@@ -3901,9 +4074,9 @@ else
   ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx" >&6; }
-if test $ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx" >&5
+$as_echo "$ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx" >&6; }
+if test "x$ac_cv_file___contrib_NativeFileChooser_Fl_Native_File_Chooser_cxx" = x""yes; then
   NATIVE="yes"
 fi
 
@@ -3921,14 +4094,14 @@ _ACEOF
   fi
 
     if test "x$enable_tree_browser" != "xno"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/TreeBrowser/Flu_Tree_Browser.cpp" >&5
-echo $ECHO_N "checking for ./contrib/TreeBrowser/Flu_Tree_Browser.cpp... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/TreeBrowser/Flu_Tree_Browser.cpp" >&5
+$as_echo_n "checking for ./contrib/TreeBrowser/Flu_Tree_Browser.cpp... " >&6; }
 if test "${ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/TreeBrowser/Flu_Tree_Browser.cpp"; then
   ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp=yes
@@ -3936,9 +4109,9 @@ else
   ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp" >&6; }
-if test $ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp" >&5
+$as_echo "$ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp" >&6; }
+if test "x$ac_cv_file___contrib_TreeBrowser_Flu_Tree_Browser_cpp" = x""yes; then
   TREEBROWSER="yes"
 fi
 
@@ -3994,10 +4167,10 @@ _ACEOF
       if test "x${JPEG_PREFIX}" != "x"; then
         LDFLAGS="-L${JPEG_PREFIX} -L${JPEG_PREFIX}/lib ${LDFLAGS}"
       fi
-      { echo "$as_me:$LINENO: checking for main in -ljpeg" >&5
-echo $ECHO_N "checking for main in -ljpeg... $ECHO_C" >&6; }
+      { $as_echo "$as_me:$LINENO: checking for main in -ljpeg" >&5
+$as_echo_n "checking for main in -ljpeg... " >&6; }
 if test "${ac_cv_lib_jpeg_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ljpeg  $LIBS"
@@ -4023,33 +4196,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_jpeg_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_jpeg_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_jpeg_main" >&5
-echo "${ECHO_T}$ac_cv_lib_jpeg_main" >&6; }
-if test $ac_cv_lib_jpeg_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_jpeg_main" >&5
+$as_echo "$ac_cv_lib_jpeg_main" >&6; }
+if test "x$ac_cv_lib_jpeg_main" = x""yes; then
   JPEG="yes"
 fi
 
@@ -4076,10 +4253,10 @@ _ACEOF
       if test "x${ZLIB_PREFIX}" != "x"; then
         LDFLAGS="-L${ZLIB_PREFIX} -L${ZLIB_PREFIX}/lib ${LDFLAGS}"
       fi
-      { echo "$as_me:$LINENO: checking for main in -lz" >&5
-echo $ECHO_N "checking for main in -lz... $ECHO_C" >&6; }
+      { $as_echo "$as_me:$LINENO: checking for main in -lz" >&5
+$as_echo_n "checking for main in -lz... " >&6; }
 if test "${ac_cv_lib_z_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lz  $LIBS"
@@ -4105,33 +4282,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_z_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_z_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_z_main" >&5
-echo "${ECHO_T}$ac_cv_lib_z_main" >&6; }
-if test $ac_cv_lib_z_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_z_main" >&5
+$as_echo "$ac_cv_lib_z_main" >&6; }
+if test "x$ac_cv_lib_z_main" = x""yes; then
   ZLIB="yes"
 fi
 
@@ -4149,10 +4330,10 @@ _ACEOF
       if test "x${PNG_PREFIX}" != "x"; then
         LDFLAGS="-L${PNG_PREFIX} -L${PNG_PREFIX}/lib ${LDFLAGS}"
       fi
-      { echo "$as_me:$LINENO: checking for main in -lpng" >&5
-echo $ECHO_N "checking for main in -lpng... $ECHO_C" >&6; }
+      { $as_echo "$as_me:$LINENO: checking for main in -lpng" >&5
+$as_echo_n "checking for main in -lpng... " >&6; }
 if test "${ac_cv_lib_png_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpng  $LIBS"
@@ -4178,33 +4359,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_png_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_png_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_png_main" >&5
-echo "${ECHO_T}$ac_cv_lib_png_main" >&6; }
-if test $ac_cv_lib_png_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_png_main" >&5
+$as_echo "$ac_cv_lib_png_main" >&6; }
+if test "x$ac_cv_lib_png_main" = x""yes; then
   PNG="yes"
 fi
 
@@ -4263,10 +4448,10 @@ _ACEOF
     if test "x${ZLIB_PREFIX}" != "x"; then
       LDFLAGS="-L${ZLIB_PREFIX} -L${ZLIB_PREFIX}/lib ${LDFLAGS}"
     fi
-    { echo "$as_me:$LINENO: checking for main in -lz" >&5
-echo $ECHO_N "checking for main in -lz... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for main in -lz" >&5
+$as_echo_n "checking for main in -lz... " >&6; }
 if test "${ac_cv_lib_z_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lz  $LIBS"
@@ -4292,33 +4477,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_z_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_z_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_z_main" >&5
-echo "${ECHO_T}$ac_cv_lib_z_main" >&6; }
-if test $ac_cv_lib_z_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_z_main" >&5
+$as_echo "$ac_cv_lib_z_main" >&6; }
+if test "x$ac_cv_lib_z_main" = x""yes; then
   ZLIB="yes"
 fi
 
@@ -4327,10 +4516,10 @@ fi
 fi
 
 
-{ echo "$as_me:$LINENO: checking for main in -lm" >&5
-echo $ECHO_N "checking for main in -lm... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for main in -lm" >&5
+$as_echo_n "checking for main in -lm... " >&6; }
 if test "${ac_cv_lib_m_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lm  $LIBS"
@@ -4356,33 +4545,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_m_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_m_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_m_main" >&5
-echo "${ECHO_T}$ac_cv_lib_m_main" >&6; }
-if test $ac_cv_lib_m_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_m_main" >&5
+$as_echo "$ac_cv_lib_m_main" >&6; }
+if test "x$ac_cv_lib_m_main" = x""yes; then
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBM 1
 _ACEOF
@@ -4392,10 +4585,10 @@ _ACEOF
 fi
 
 
-{ echo "$as_me:$LINENO: checking for vsnprintf" >&5
-echo $ECHO_N "checking for vsnprintf... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for vsnprintf" >&5
+$as_echo_n "checking for vsnprintf... " >&6; }
 if test "${ac_cv_func_vsnprintf+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -4448,32 +4641,36 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_func_vsnprintf=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_func_vsnprintf=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_func_vsnprintf" >&5
-echo "${ECHO_T}$ac_cv_func_vsnprintf" >&6; }
-if test $ac_cv_func_vsnprintf = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_func_vsnprintf" >&5
+$as_echo "$ac_cv_func_vsnprintf" >&6; }
+if test "x$ac_cv_func_vsnprintf" = x""yes; then
   :
 else
   cat >>confdefs.h <<\_ACEOF
@@ -4505,20 +4702,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   :
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	cat >>confdefs.h <<\_ACEOF
@@ -4532,14 +4730,14 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 if test "x$enable_contrib" != "xno"; then
 
     if test "x$enable_ann" != "xno"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/ANN/include/ANN/ANN.h" >&5
-echo $ECHO_N "checking for ./contrib/ANN/include/ANN/ANN.h... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/ANN/include/ANN/ANN.h" >&5
+$as_echo_n "checking for ./contrib/ANN/include/ANN/ANN.h... " >&6; }
 if test "${ac_cv_file___contrib_ANN_include_ANN_ANN_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/ANN/include/ANN/ANN.h"; then
   ac_cv_file___contrib_ANN_include_ANN_ANN_h=yes
@@ -4547,9 +4745,9 @@ else
   ac_cv_file___contrib_ANN_include_ANN_ANN_h=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_ANN_include_ANN_ANN_h" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_ANN_include_ANN_ANN_h" >&6; }
-if test $ac_cv_file___contrib_ANN_include_ANN_ANN_h = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_ANN_include_ANN_ANN_h" >&5
+$as_echo "$ac_cv_file___contrib_ANN_include_ANN_ANN_h" >&6; }
+if test "x$ac_cv_file___contrib_ANN_include_ANN_ANN_h" = x""yes; then
   ANN="yes"
 fi
 
@@ -4565,14 +4763,14 @@ _ACEOF
   fi
 
     if test "x$enable_gmm" != "xno"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/gmm/gmm.h" >&5
-echo $ECHO_N "checking for ./contrib/gmm/gmm.h... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/gmm/gmm.h" >&5
+$as_echo_n "checking for ./contrib/gmm/gmm.h... " >&6; }
 if test "${ac_cv_file___contrib_gmm_gmm_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/gmm/gmm.h"; then
   ac_cv_file___contrib_gmm_gmm_h=yes
@@ -4580,9 +4778,9 @@ else
   ac_cv_file___contrib_gmm_gmm_h=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_gmm_gmm_h" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_gmm_gmm_h" >&6; }
-if test $ac_cv_file___contrib_gmm_gmm_h = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_gmm_gmm_h" >&5
+$as_echo "$ac_cv_file___contrib_gmm_gmm_h" >&6; }
+if test "x$ac_cv_file___contrib_gmm_gmm_h" = x""yes; then
   GMM="yes"
 fi
 
@@ -4596,14 +4794,14 @@ _ACEOF
   fi
 
     if test "x$enable_chaco" != "xno"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/Chaco/main/interface.c" >&5
-echo $ECHO_N "checking for ./contrib/Chaco/main/interface.c... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/Chaco/main/interface.c" >&5
+$as_echo_n "checking for ./contrib/Chaco/main/interface.c... " >&6; }
 if test "${ac_cv_file___contrib_Chaco_main_interface_c+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/Chaco/main/interface.c"; then
   ac_cv_file___contrib_Chaco_main_interface_c=yes
@@ -4611,9 +4809,9 @@ else
   ac_cv_file___contrib_Chaco_main_interface_c=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Chaco_main_interface_c" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_Chaco_main_interface_c" >&6; }
-if test $ac_cv_file___contrib_Chaco_main_interface_c = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Chaco_main_interface_c" >&5
+$as_echo "$ac_cv_file___contrib_Chaco_main_interface_c" >&6; }
+if test "x$ac_cv_file___contrib_Chaco_main_interface_c" = x""yes; then
   CHACO="yes"
 fi
 
@@ -4629,14 +4827,14 @@ _ACEOF
   fi
 
     if test "x$enable_metis" != "xno"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/Metis/metis.h" >&5
-echo $ECHO_N "checking for ./contrib/Metis/metis.h... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/Metis/metis.h" >&5
+$as_echo_n "checking for ./contrib/Metis/metis.h... " >&6; }
 if test "${ac_cv_file___contrib_Metis_metis_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/Metis/metis.h"; then
   ac_cv_file___contrib_Metis_metis_h=yes
@@ -4644,9 +4842,9 @@ else
   ac_cv_file___contrib_Metis_metis_h=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Metis_metis_h" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_Metis_metis_h" >&6; }
-if test $ac_cv_file___contrib_Metis_metis_h = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Metis_metis_h" >&5
+$as_echo "$ac_cv_file___contrib_Metis_metis_h" >&6; }
+if test "x$ac_cv_file___contrib_Metis_metis_h" = x""yes; then
   METIS="yes"
 fi
 
@@ -4658,24 +4856,24 @@ fi
 _ACEOF
 
       BO="${BO} Metis"
-      { echo "$as_me:$LINENO: WARNING: By including METIS you have to comply with METIS' special" >&5
-echo "$as_me: WARNING: By including METIS you have to comply with METIS' special" >&2;}
-      { echo "$as_me:$LINENO: WARNING: licensing requirements stated in contrib/Metis/README. To" >&5
-echo "$as_me: WARNING: licensing requirements stated in contrib/Metis/README. To" >&2;}
-      { echo "$as_me:$LINENO: WARNING: disable METIS use the --disable-metis option." >&5
-echo "$as_me: WARNING: disable METIS use the --disable-metis option." >&2;}
+      { $as_echo "$as_me:$LINENO: WARNING: By including METIS you have to comply with METIS' special" >&5
+$as_echo "$as_me: WARNING: By including METIS you have to comply with METIS' special" >&2;}
+      { $as_echo "$as_me:$LINENO: WARNING: licensing requirements stated in contrib/Metis/README. To" >&5
+$as_echo "$as_me: WARNING: licensing requirements stated in contrib/Metis/README. To" >&2;}
+      { $as_echo "$as_me:$LINENO: WARNING: disable METIS use the --disable-metis option." >&5
+$as_echo "$as_me: WARNING: disable METIS use the --disable-metis option." >&2;}
     fi
   fi
 
     if test "x$enable_netgen" != "xno"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/Netgen/libsrc/meshing/meshclass.cpp" >&5
-echo $ECHO_N "checking for ./contrib/Netgen/libsrc/meshing/meshclass.cpp... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/Netgen/libsrc/meshing/meshclass.cpp" >&5
+$as_echo_n "checking for ./contrib/Netgen/libsrc/meshing/meshclass.cpp... " >&6; }
 if test "${ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/Netgen/libsrc/meshing/meshclass.cpp"; then
   ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp=yes
@@ -4683,9 +4881,9 @@ else
   ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp" >&6; }
-if test $ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp" >&5
+$as_echo "$ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp" >&6; }
+if test "x$ac_cv_file___contrib_Netgen_libsrc_meshing_meshclass_cpp" = x""yes; then
   NETGEN="yes"
 fi
 
@@ -4701,14 +4899,14 @@ _ACEOF
   fi
 
     if test "x$enable_tetgen_new" = "xyes"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/TetgenNew/tetgen.h" >&5
-echo $ECHO_N "checking for ./contrib/TetgenNew/tetgen.h... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/TetgenNew/tetgen.h" >&5
+$as_echo_n "checking for ./contrib/TetgenNew/tetgen.h... " >&6; }
 if test "${ac_cv_file___contrib_TetgenNew_tetgen_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/TetgenNew/tetgen.h"; then
   ac_cv_file___contrib_TetgenNew_tetgen_h=yes
@@ -4716,9 +4914,9 @@ else
   ac_cv_file___contrib_TetgenNew_tetgen_h=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_TetgenNew_tetgen_h" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_TetgenNew_tetgen_h" >&6; }
-if test $ac_cv_file___contrib_TetgenNew_tetgen_h = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_TetgenNew_tetgen_h" >&5
+$as_echo "$ac_cv_file___contrib_TetgenNew_tetgen_h" >&6; }
+if test "x$ac_cv_file___contrib_TetgenNew_tetgen_h" = x""yes; then
   TETGEN="yes"
 fi
 
@@ -4730,21 +4928,21 @@ fi
 _ACEOF
 
       BO="${BO} TetgenNew"
-      { echo "$as_me:$LINENO: WARNING: You are building with an experimental version of Tetgen that" >&5
-echo "$as_me: WARNING: You are building with an experimental version of Tetgen that" >&2;}
-      { echo "$as_me:$LINENO: WARNING: is KNOWN TO BE BUGGY on 64 bits archs and on WIN32/MSVC." >&5
-echo "$as_me: WARNING: is KNOWN TO BE BUGGY on 64 bits archs and on WIN32/MSVC." >&2;}
+      { $as_echo "$as_me:$LINENO: WARNING: You are building with an experimental version of Tetgen that" >&5
+$as_echo "$as_me: WARNING: You are building with an experimental version of Tetgen that" >&2;}
+      { $as_echo "$as_me:$LINENO: WARNING: is KNOWN TO BE BUGGY on 64 bits archs and on WIN32/MSVC." >&5
+$as_echo "$as_me: WARNING: is KNOWN TO BE BUGGY on 64 bits archs and on WIN32/MSVC." >&2;}
     fi
   else
     if test "x$enable_tetgen" != "xno"; then
-      { echo "$as_me:$LINENO: checking for ./contrib/Tetgen/tetgen.h" >&5
-echo $ECHO_N "checking for ./contrib/Tetgen/tetgen.h... $ECHO_C" >&6; }
+      { $as_echo "$as_me:$LINENO: checking for ./contrib/Tetgen/tetgen.h" >&5
+$as_echo_n "checking for ./contrib/Tetgen/tetgen.h... " >&6; }
 if test "${ac_cv_file___contrib_Tetgen_tetgen_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/Tetgen/tetgen.h"; then
   ac_cv_file___contrib_Tetgen_tetgen_h=yes
@@ -4752,9 +4950,9 @@ else
   ac_cv_file___contrib_Tetgen_tetgen_h=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Tetgen_tetgen_h" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_Tetgen_tetgen_h" >&6; }
-if test $ac_cv_file___contrib_Tetgen_tetgen_h = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_Tetgen_tetgen_h" >&5
+$as_echo "$ac_cv_file___contrib_Tetgen_tetgen_h" >&6; }
+if test "x$ac_cv_file___contrib_Tetgen_tetgen_h" = x""yes; then
   TETGEN="yes"
 fi
 
@@ -4766,25 +4964,25 @@ fi
 _ACEOF
 
         BO="${BO} Tetgen"
-        { echo "$as_me:$LINENO: WARNING: By including Tetgen you have to comply with Tetgen' special" >&5
-echo "$as_me: WARNING: By including Tetgen you have to comply with Tetgen' special" >&2;}
-        { echo "$as_me:$LINENO: WARNING: licensing requirements stated in contrib/Tetgen/LICENSE. To" >&5
-echo "$as_me: WARNING: licensing requirements stated in contrib/Tetgen/LICENSE. To" >&2;}
-        { echo "$as_me:$LINENO: WARNING: disable Tetgen, use the --disable-tetgen option" >&5
-echo "$as_me: WARNING: disable Tetgen, use the --disable-tetgen option" >&2;}
+        { $as_echo "$as_me:$LINENO: WARNING: By including Tetgen you have to comply with Tetgen' special" >&5
+$as_echo "$as_me: WARNING: By including Tetgen you have to comply with Tetgen' special" >&2;}
+        { $as_echo "$as_me:$LINENO: WARNING: licensing requirements stated in contrib/Tetgen/LICENSE. To" >&5
+$as_echo "$as_me: WARNING: licensing requirements stated in contrib/Tetgen/LICENSE. To" >&2;}
+        { $as_echo "$as_me:$LINENO: WARNING: disable Tetgen, use the --disable-tetgen option" >&5
+$as_echo "$as_me: WARNING: disable Tetgen, use the --disable-tetgen option" >&2;}
       fi
     fi
   fi
 
     if test "x$enable_matheval" != "xno"; then
-    { echo "$as_me:$LINENO: checking for ./contrib/MathEval/matheval.cpp" >&5
-echo $ECHO_N "checking for ./contrib/MathEval/matheval.cpp... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/MathEval/matheval.cpp" >&5
+$as_echo_n "checking for ./contrib/MathEval/matheval.cpp... " >&6; }
 if test "${ac_cv_file___contrib_MathEval_matheval_cpp+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/MathEval/matheval.cpp"; then
   ac_cv_file___contrib_MathEval_matheval_cpp=yes
@@ -4792,9 +4990,9 @@ else
   ac_cv_file___contrib_MathEval_matheval_cpp=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_MathEval_matheval_cpp" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_MathEval_matheval_cpp" >&6; }
-if test $ac_cv_file___contrib_MathEval_matheval_cpp = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_MathEval_matheval_cpp" >&5
+$as_echo "$ac_cv_file___contrib_MathEval_matheval_cpp" >&6; }
+if test "x$ac_cv_file___contrib_MathEval_matheval_cpp" = x""yes; then
   MATHEVAL="yes"
 fi
 
@@ -4810,10 +5008,10 @@ _ACEOF
   fi
 
     if test "x$enable_kbipack" != "xno"; then
-    { echo "$as_me:$LINENO: checking for main in -lgmp" >&5
-echo $ECHO_N "checking for main in -lgmp... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for main in -lgmp" >&5
+$as_echo_n "checking for main in -lgmp... " >&6; }
 if test "${ac_cv_lib_gmp_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgmp  $LIBS"
@@ -4839,45 +5037,49 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_gmp_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_gmp_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_gmp_main" >&5
-echo "${ECHO_T}$ac_cv_lib_gmp_main" >&6; }
-if test $ac_cv_lib_gmp_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_gmp_main" >&5
+$as_echo "$ac_cv_lib_gmp_main" >&6; }
+if test "x$ac_cv_lib_gmp_main" = x""yes; then
   GMP="yes"
 fi
 
     if test "x${GMP}" = "xyes"; then
-      { echo "$as_me:$LINENO: checking for ./contrib/kbipack/gmp_normal_form.h" >&5
-echo $ECHO_N "checking for ./contrib/kbipack/gmp_normal_form.h... $ECHO_C" >&6; }
+      { $as_echo "$as_me:$LINENO: checking for ./contrib/kbipack/gmp_normal_form.h" >&5
+$as_echo_n "checking for ./contrib/kbipack/gmp_normal_form.h... " >&6; }
 if test "${ac_cv_file___contrib_kbipack_gmp_normal_form_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "./contrib/kbipack/gmp_normal_form.h"; then
   ac_cv_file___contrib_kbipack_gmp_normal_form_h=yes
@@ -4885,9 +5087,9 @@ else
   ac_cv_file___contrib_kbipack_gmp_normal_form_h=no
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_file___contrib_kbipack_gmp_normal_form_h" >&5
-echo "${ECHO_T}$ac_cv_file___contrib_kbipack_gmp_normal_form_h" >&6; }
-if test $ac_cv_file___contrib_kbipack_gmp_normal_form_h = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_kbipack_gmp_normal_form_h" >&5
+$as_echo "$ac_cv_file___contrib_kbipack_gmp_normal_form_h" >&6; }
+if test "x$ac_cv_file___contrib_kbipack_gmp_normal_form_h" = x""yes; then
   KBIPACK="yes"
 fi
 
@@ -4903,6 +5105,39 @@ _ACEOF
     fi
   fi
 
+    if test "x$enable_dintegration" != "xno"; then
+    { $as_echo "$as_me:$LINENO: checking for ./contrib/DiscreteIntegration/Integration3D.cpp" >&5
+$as_echo_n "checking for ./contrib/DiscreteIntegration/Integration3D.cpp... " >&6; }
+if test "${ac_cv_file___contrib_DiscreteIntegration_Integration3D_cpp+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  test "$cross_compiling" = yes &&
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+   { (exit 1); exit 1; }; }
+if test -r "./contrib/DiscreteIntegration/Integration3D.cpp"; then
+  ac_cv_file___contrib_DiscreteIntegration_Integration3D_cpp=yes
+else
+  ac_cv_file___contrib_DiscreteIntegration_Integration3D_cpp=no
+fi
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_file___contrib_DiscreteIntegration_Integration3D_cpp" >&5
+$as_echo "$ac_cv_file___contrib_DiscreteIntegration_Integration3D_cpp" >&6; }
+if test "x$ac_cv_file___contrib_DiscreteIntegration_Integration3D_cpp" = x""yes; then
+  DINTEGRATION="yes"
+fi
+
+    if test "x${DINTEGRATION}" = "xyes"; then
+      GMSH_DIRS="${GMSH_DIRS} contrib/DiscreteIntegration"
+      GMSH_LIBS="${GMSH_LIBS} -lGmshDIntegration"
+      cat >>confdefs.h <<\_ACEOF
+#define HAVE_DINTEGRATION 1
+_ACEOF
+
+      BO="${BO} DIntegration"
+    fi
+  fi
+
 fi
 
 if test "x${OCC_PREFIX}" != "x"; then
@@ -4914,10 +5149,10 @@ if test "x$enable_occ" = "xyes"; then
   if test "x${OCC_PREFIX}" != "x"; then
     LDFLAGS="-L${OCC_PREFIX}/lib ${LDFLAGS}"
   fi
-  { echo "$as_me:$LINENO: checking for sin in -lTKernel" >&5
-echo $ECHO_N "checking for sin in -lTKernel... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for sin in -lTKernel" >&5
+$as_echo_n "checking for sin in -lTKernel... " >&6; }
 if test "${ac_cv_lib_TKernel_sin+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lTKernel  $LIBS"
@@ -4949,39 +5184,43 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_TKernel_sin=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_TKernel_sin=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_TKernel_sin" >&5
-echo "${ECHO_T}$ac_cv_lib_TKernel_sin" >&6; }
-if test $ac_cv_lib_TKernel_sin = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_TKernel_sin" >&5
+$as_echo "$ac_cv_lib_TKernel_sin" >&6; }
+if test "x$ac_cv_lib_TKernel_sin" = x""yes; then
   OCC="yes"
 else
-  { echo "$as_me:$LINENO: checking for cos in -lTKernel" >&5
-echo $ECHO_N "checking for cos in -lTKernel... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for cos in -lTKernel" >&5
+$as_echo_n "checking for cos in -lTKernel... " >&6; }
 if test "${ac_cv_lib_TKernel_cos+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lTKernel "-ldl" $LIBS"
@@ -5013,33 +5252,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_TKernel_cos=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_TKernel_cos=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_TKernel_cos" >&5
-echo "${ECHO_T}$ac_cv_lib_TKernel_cos" >&6; }
-if test $ac_cv_lib_TKernel_cos = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_TKernel_cos" >&5
+$as_echo "$ac_cv_lib_TKernel_cos" >&6; }
+if test "x$ac_cv_lib_TKernel_cos" = x""yes; then
   OCC=yes
 fi
 
@@ -5071,15 +5314,15 @@ fi
 
 if test "x${OCC}" = "xyes"; then
   if test "x${OCC_MESH_CONTRAINTS_PREFIX}" != "x"; then
-    as_ac_File=`echo "ac_cv_file_${OCC_MESH_CONTRAINTS_PREFIX}/MeshGmsh_Constrain.hxx" | $as_tr_sh`
-{ echo "$as_me:$LINENO: checking for ${OCC_MESH_CONTRAINTS_PREFIX}/MeshGmsh_Constrain.hxx" >&5
-echo $ECHO_N "checking for ${OCC_MESH_CONTRAINTS_PREFIX}/MeshGmsh_Constrain.hxx... $ECHO_C" >&6; }
+    as_ac_File=`$as_echo "ac_cv_file_${OCC_MESH_CONTRAINTS_PREFIX}/MeshGmsh_Constrain.hxx" | $as_tr_sh`
+{ $as_echo "$as_me:$LINENO: checking for ${OCC_MESH_CONTRAINTS_PREFIX}/MeshGmsh_Constrain.hxx" >&5
+$as_echo_n "checking for ${OCC_MESH_CONTRAINTS_PREFIX}/MeshGmsh_Constrain.hxx... " >&6; }
 if { as_var=$as_ac_File; eval "test \"\${$as_var+set}\" = set"; }; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   test "$cross_compiling" = yes &&
-  { { echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
-echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
+  { { $as_echo "$as_me:$LINENO: error: cannot check for file existence when cross compiling" >&5
+$as_echo "$as_me: error: cannot check for file existence when cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 if test -r "${OCC_MESH_CONTRAINTS_PREFIX}/MeshGmsh_Constrain.hxx"; then
   eval "$as_ac_File=yes"
@@ -5087,10 +5330,13 @@ else
   eval "$as_ac_File=no"
 fi
 fi
-ac_res=`eval echo '${'$as_ac_File'}'`
-	       { echo "$as_me:$LINENO: result: $ac_res" >&5
-echo "${ECHO_T}$ac_res" >&6; }
-if test `eval echo '${'$as_ac_File'}'` = yes; then
+ac_res=`eval 'as_val=${'$as_ac_File'}
+		 $as_echo "$as_val"'`
+	       { $as_echo "$as_me:$LINENO: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+as_val=`eval 'as_val=${'$as_ac_File'}
+		 $as_echo "$as_val"'`
+   if test "x$as_val" = x""yes; then
   OMC="yes"
 fi
 
@@ -5115,10 +5361,10 @@ if test "x$enable_hdf5" = "xyes"; then
   if test "x${HDF5_PREFIX}" != "x"; then
     LDFLAGS="-L${HDF5_PREFIX}/lib ${LDFLAGS}"
   fi
-  { echo "$as_me:$LINENO: checking for main in -lhdf5" >&5
-echo $ECHO_N "checking for main in -lhdf5... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for main in -lhdf5" >&5
+$as_echo_n "checking for main in -lhdf5... " >&6; }
 if test "${ac_cv_lib_hdf5_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lhdf5  $LIBS"
@@ -5144,33 +5390,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_hdf5_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_hdf5_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_hdf5_main" >&5
-echo "${ECHO_T}$ac_cv_lib_hdf5_main" >&6; }
-if test $ac_cv_lib_hdf5_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_hdf5_main" >&5
+$as_echo "$ac_cv_lib_hdf5_main" >&6; }
+if test "x$ac_cv_lib_hdf5_main" = x""yes; then
   HDF5="yes"
 fi
 
@@ -5186,10 +5436,10 @@ if test "x$enable_cgns" = "xyes"; then
   if test "x${CGNS_PREFIX}" != "x"; then
     LDFLAGS="-L${CGNS_PREFIX}/lib ${LDFLAGS}"
   fi
-  { echo "$as_me:$LINENO: checking for main in -lcgns" >&5
-echo $ECHO_N "checking for main in -lcgns... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for main in -lcgns" >&5
+$as_echo_n "checking for main in -lcgns... " >&6; }
 if test "${ac_cv_lib_cgns_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lcgns  $LIBS"
@@ -5215,33 +5465,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_cgns_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_cgns_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_cgns_main" >&5
-echo "${ECHO_T}$ac_cv_lib_cgns_main" >&6; }
-if test $ac_cv_lib_cgns_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_cgns_main" >&5
+$as_echo "$ac_cv_lib_cgns_main" >&6; }
+if test "x$ac_cv_lib_cgns_main" = x""yes; then
   CGNS="yes"
 fi
 
@@ -5265,10 +5519,10 @@ if test "x${HDF5}" = "xyes"; then
     if test "x${MED_PREFIX}" != "x"; then
       LDFLAGS="-L${MED_PREFIX}/lib ${LDFLAGS}"
     fi
-    { echo "$as_me:$LINENO: checking for main in -lmed" >&5
-echo $ECHO_N "checking for main in -lmed... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for main in -lmed" >&5
+$as_echo_n "checking for main in -lmed... " >&6; }
 if test "${ac_cv_lib_med_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmed  $LIBS"
@@ -5294,33 +5548,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_med_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_med_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_med_main" >&5
-echo "${ECHO_T}$ac_cv_lib_med_main" >&6; }
-if test $ac_cv_lib_med_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_med_main" >&5
+$as_echo "$ac_cv_lib_med_main" >&6; }
+if test "x$ac_cv_lib_med_main" = x""yes; then
   MED="yes"
 fi
 
@@ -5374,10 +5632,10 @@ if test -n "$ac_tool_prefix"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_FC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$FC"; then
   ac_cv_prog_FC="$FC" # Let the user override the test.
@@ -5390,7 +5648,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_FC="$ac_tool_prefix$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5401,11 +5659,11 @@ fi
 fi
 FC=$ac_cv_prog_FC
 if test -n "$FC"; then
-  { echo "$as_me:$LINENO: result: $FC" >&5
-echo "${ECHO_T}$FC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $FC" >&5
+$as_echo "$FC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -5418,10 +5676,10 @@ if test -z "$FC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
 if test "${ac_cv_prog_ac_ct_FC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_FC"; then
   ac_cv_prog_ac_ct_FC="$ac_ct_FC" # Let the user override the test.
@@ -5434,7 +5692,7 @@ do
   for ac_exec_ext in '' $ac_executable_extensions; do
   if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
     ac_cv_prog_ac_ct_FC="$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5445,11 +5703,11 @@ fi
 fi
 ac_ct_FC=$ac_cv_prog_ac_ct_FC
 if test -n "$ac_ct_FC"; then
-  { echo "$as_me:$LINENO: result: $ac_ct_FC" >&5
-echo "${ECHO_T}$ac_ct_FC" >&6; }
+  { $as_echo "$as_me:$LINENO: result: $ac_ct_FC" >&5
+$as_echo "$ac_ct_FC" >&6; }
 else
-  { echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6; }
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
 
@@ -5461,12 +5719,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ echo "$as_me:$LINENO: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&5
-echo "$as_me: WARNING: In the future, Autoconf will not detect cross-tools
-whose name does not start with the host triplet.  If you think this
-configuration is useful to you, please write to autoconf@gnu.org." >&2;}
+{ $as_echo "$as_me:$LINENO: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     FC=$ac_ct_FC
@@ -5475,37 +5729,41 @@ fi
 
 
 # Provide some information about the compiler.
-echo "$as_me:$LINENO: checking for Fortran compiler version" >&5
-ac_compiler=`set X $ac_compile; echo $2`
+$as_echo "$as_me:$LINENO: checking for Fortran compiler version" >&5
+set X $ac_compile
+ac_compiler=$2
 { (ac_try="$ac_compiler --version >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler --version >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 { (ac_try="$ac_compiler -v >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler -v >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 { (ac_try="$ac_compiler -V >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compiler -V >&5") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }
 rm -f a.out
 
@@ -5513,10 +5771,10 @@ rm -f a.out
 # input file.  (Note that this only needs to work for GNU compilers.)
 ac_save_ext=$ac_ext
 ac_ext=F
-{ echo "$as_me:$LINENO: checking whether we are using the GNU Fortran compiler" >&5
-echo $ECHO_N "checking whether we are using the GNU Fortran compiler... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether we are using the GNU Fortran compiler" >&5
+$as_echo_n "checking whether we are using the GNU Fortran compiler... " >&6; }
 if test "${ac_cv_fc_compiler_gnu+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
       program main
@@ -5532,20 +5790,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_fc_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_compiler_gnu=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_compiler_gnu=no
@@ -5555,16 +5814,16 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_fc_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_fc_compiler_gnu" >&5
-echo "${ECHO_T}$ac_cv_fc_compiler_gnu" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_fc_compiler_gnu" >&5
+$as_echo "$ac_cv_fc_compiler_gnu" >&6; }
 ac_ext=$ac_save_ext
 ac_test_FFLAGS=${FCFLAGS+set}
 ac_save_FFLAGS=$FCFLAGS
 FCFLAGS=
-{ echo "$as_me:$LINENO: checking whether $FC accepts -g" >&5
-echo $ECHO_N "checking whether $FC accepts -g... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking whether $FC accepts -g" >&5
+$as_echo_n "checking whether $FC accepts -g... " >&6; }
 if test "${ac_cv_prog_fc_g+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   FCFLAGS=-g
 cat >conftest.$ac_ext <<_ACEOF
@@ -5578,20 +5837,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_fc_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_cv_prog_fc_g=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_prog_fc_g=no
@@ -5600,8 +5860,8 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_prog_fc_g" >&5
-echo "${ECHO_T}$ac_cv_prog_fc_g" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_prog_fc_g" >&5
+$as_echo "$ac_cv_prog_fc_g" >&6; }
 if test "$ac_test_FFLAGS" = set; then
   FCFLAGS=$ac_save_FFLAGS
 elif test $ac_cv_prog_fc_g = yes; then
@@ -5637,10 +5897,10 @@ fi
 if test "x${BLAS_LAPACK_PREFIX}" != "x"; then
   LDFLAGS="${LDFLAGS} -L${BLAS_LAPACK_PREFIX} -L${BLAS_LAPACK_PREFIX}/lib"
 fi
-{ echo "$as_me:$LINENO: checking for ATL_xerbla in -latlas" >&5
-echo $ECHO_N "checking for ATL_xerbla in -latlas... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for ATL_xerbla in -latlas" >&5
+$as_echo_n "checking for ATL_xerbla in -latlas... " >&6; }
 if test "${ac_cv_lib_atlas_ATL_xerbla+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-latlas ${FCLIB} $LIBS"
@@ -5672,41 +5932,45 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_atlas_ATL_xerbla=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_atlas_ATL_xerbla=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_atlas_ATL_xerbla" >&5
-echo "${ECHO_T}$ac_cv_lib_atlas_ATL_xerbla" >&6; }
-if test $ac_cv_lib_atlas_ATL_xerbla = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_atlas_ATL_xerbla" >&5
+$as_echo "$ac_cv_lib_atlas_ATL_xerbla" >&6; }
+if test "x$ac_cv_lib_atlas_ATL_xerbla" = x""yes; then
   ATLAS="yes"
 fi
 
 if test "x${ATLAS}" = "xyes"; then
-  { echo "$as_me:$LINENO: checking for dgemm_ in -lf77blas" >&5
-echo $ECHO_N "checking for dgemm_ in -lf77blas... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for dgemm_ in -lf77blas" >&5
+$as_echo_n "checking for dgemm_ in -lf77blas... " >&6; }
 if test "${ac_cv_lib_f77blas_dgemm_+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lf77blas -latlas ${FCLIB} $LIBS"
@@ -5738,42 +6002,46 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_f77blas_dgemm_=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_f77blas_dgemm_=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_f77blas_dgemm_" >&5
-echo "${ECHO_T}$ac_cv_lib_f77blas_dgemm_" >&6; }
-if test $ac_cv_lib_f77blas_dgemm_ = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_f77blas_dgemm_" >&5
+$as_echo "$ac_cv_lib_f77blas_dgemm_" >&6; }
+if test "x$ac_cv_lib_f77blas_dgemm_" = x""yes; then
   BLAS="yes" BLAS_LIBS="${BLAS_LIBS} -lf77blas -latlas"
 fi
 
 fi
 if test "x${BLAS}" != "xyes"; then
-  { echo "$as_me:$LINENO: checking for dgemm_ in -lblas" >&5
-echo $ECHO_N "checking for dgemm_ in -lblas... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for dgemm_ in -lblas" >&5
+$as_echo_n "checking for dgemm_ in -lblas... " >&6; }
 if test "${ac_cv_lib_blas_dgemm_+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lblas ${FCLIB} $LIBS"
@@ -5805,33 +6073,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_blas_dgemm_=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_blas_dgemm_=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_blas_dgemm_" >&5
-echo "${ECHO_T}$ac_cv_lib_blas_dgemm_" >&6; }
-if test $ac_cv_lib_blas_dgemm_ = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_blas_dgemm_" >&5
+$as_echo "$ac_cv_lib_blas_dgemm_" >&6; }
+if test "x$ac_cv_lib_blas_dgemm_" = x""yes; then
   BLAS="yes" BLAS_LIBS="${BLAS_LIBS} -lblas"
 fi
 
@@ -5843,10 +6115,10 @@ _ACEOF
 
   BO="${BO} Blas"
   if test "x${ATLAS}" = "xyes"; then
-    { echo "$as_me:$LINENO: checking for dbdsqr_ in -llapack_atlas" >&5
-echo $ECHO_N "checking for dbdsqr_ in -llapack_atlas... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for dbdsqr_ in -llapack_atlas" >&5
+$as_echo_n "checking for dbdsqr_ in -llapack_atlas... " >&6; }
 if test "${ac_cv_lib_lapack_atlas_dbdsqr_+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-llapack_atlas ${BLAS_LIBS} ${FCLIB} $LIBS"
@@ -5878,42 +6150,46 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_lapack_atlas_dbdsqr_=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_lapack_atlas_dbdsqr_=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_lapack_atlas_dbdsqr_" >&5
-echo "${ECHO_T}$ac_cv_lib_lapack_atlas_dbdsqr_" >&6; }
-if test $ac_cv_lib_lapack_atlas_dbdsqr_ = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_lapack_atlas_dbdsqr_" >&5
+$as_echo "$ac_cv_lib_lapack_atlas_dbdsqr_" >&6; }
+if test "x$ac_cv_lib_lapack_atlas_dbdsqr_" = x""yes; then
   LAPACK="yes" BLAS_LIBS="-llapack_atlas ${BLAS_LIBS}"
 fi
 
   fi
   if test "x${LAPACK}" != "xyes"; then
-    { echo "$as_me:$LINENO: checking for dbdsqr_ in -llapack" >&5
-echo $ECHO_N "checking for dbdsqr_ in -llapack... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for dbdsqr_ in -llapack" >&5
+$as_echo_n "checking for dbdsqr_ in -llapack... " >&6; }
 if test "${ac_cv_lib_lapack_dbdsqr_+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-llapack ${BLAS_LIBS} ${FCLIB} $LIBS"
@@ -5945,33 +6221,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_lapack_dbdsqr_=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_lapack_dbdsqr_=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_lapack_dbdsqr_" >&5
-echo "${ECHO_T}$ac_cv_lib_lapack_dbdsqr_" >&6; }
-if test $ac_cv_lib_lapack_dbdsqr_ = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_lapack_dbdsqr_" >&5
+$as_echo "$ac_cv_lib_lapack_dbdsqr_" >&6; }
+if test "x$ac_cv_lib_lapack_dbdsqr_" = x""yes; then
   LAPACK="yes" BLAS_LIBS="-llapack ${BLAS_LIBS}"
 fi
 
@@ -5993,18 +6273,18 @@ if test "x${BLAS_LIBS}" != "x"; then
   GMSH_LIBS="${GMSH_LIBS} ${FCLIB}"
 fi
 if test "x${BLAS}" != "xyes" -o "x${LAPACK}" != "xyes"; then
-  { echo "$as_me:$LINENO: WARNING: Could not find BLAS and/or LAPACK: some Gmsh features will not work." >&5
-echo "$as_me: WARNING: Could not find BLAS and/or LAPACK: some Gmsh features will not work." >&2;}
+  { $as_echo "$as_me:$LINENO: WARNING: Could not find BLAS and/or LAPACK: some Gmsh features will not work." >&5
+$as_echo "$as_me: WARNING: Could not find BLAS and/or LAPACK: some Gmsh features will not work." >&2;}
 fi
 
 if test "x${LAPACK}" = "xyes" -a "x$enable_fm" != "xno"; then
   if test "x${FM_PREFIX}" != "x"; then
     LDFLAGS="-L${FM_PREFIX}/lib ${LDFLAGS}"
   fi
-  { echo "$as_me:$LINENO: checking for main in -lFourierModel" >&5
-echo $ECHO_N "checking for main in -lFourierModel... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for main in -lFourierModel" >&5
+$as_echo_n "checking for main in -lFourierModel... " >&6; }
 if test "${ac_cv_lib_FourierModel_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lFourierModel  $LIBS"
@@ -6030,33 +6310,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_FourierModel_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_FourierModel_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_FourierModel_main" >&5
-echo "${ECHO_T}$ac_cv_lib_FourierModel_main" >&6; }
-if test $ac_cv_lib_FourierModel_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_FourierModel_main" >&5
+$as_echo "$ac_cv_lib_FourierModel_main" >&6; }
+if test "x$ac_cv_lib_FourierModel_main" = x""yes; then
   FM="yes"
 fi
 
@@ -6064,10 +6348,10 @@ fi
         if test "x${FFTW3_PREFIX}" != "x"; then
       LDFLAGS="-L${FFTW3_PREFIX}/lib ${LDFLAGS}"
     fi
-    { echo "$as_me:$LINENO: checking for main in -lfftw3" >&5
-echo $ECHO_N "checking for main in -lfftw3... $ECHO_C" >&6; }
+    { $as_echo "$as_me:$LINENO: checking for main in -lfftw3" >&5
+$as_echo_n "checking for main in -lfftw3... " >&6; }
 if test "${ac_cv_lib_fftw3_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lfftw3  $LIBS"
@@ -6093,40 +6377,44 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_fftw3_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_fftw3_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_fftw3_main" >&5
-echo "${ECHO_T}$ac_cv_lib_fftw3_main" >&6; }
-if test $ac_cv_lib_fftw3_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_fftw3_main" >&5
+$as_echo "$ac_cv_lib_fftw3_main" >&6; }
+if test "x$ac_cv_lib_fftw3_main" = x""yes; then
   FFTW3="yes"
 fi
 
     if test "x${FFTW3}" != "xyes"; then
       FM=no
-      { echo "$as_me:$LINENO: WARNING: Could not find FFTW3: disabling FourierModel." >&5
-echo "$as_me: WARNING: Could not find FFTW3: disabling FourierModel." >&2;}
+      { $as_echo "$as_me:$LINENO: WARNING: Could not find FFTW3: disabling FourierModel." >&5
+$as_echo "$as_me: WARNING: Could not find FFTW3: disabling FourierModel." >&2;}
     else
       cat >>confdefs.h <<\_ACEOF
 #define HAVE_FOURIER_MODEL 1
@@ -6153,10 +6441,10 @@ if test "x$enable_mpi" = "xyes"; then
   if test "x${MPI_PREFIX}" != "x"; then
     LDFLAGS="-L${MPI_PREFIX}/lib ${LDFLAGS}"
   fi
-  { echo "$as_me:$LINENO: checking for main in -lmpi_cxx" >&5
-echo $ECHO_N "checking for main in -lmpi_cxx... $ECHO_C" >&6; }
+  { $as_echo "$as_me:$LINENO: checking for main in -lmpi_cxx" >&5
+$as_echo_n "checking for main in -lmpi_cxx... " >&6; }
 if test "${ac_cv_lib_mpi_cxx_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmpi_cxx  $LIBS"
@@ -6182,33 +6470,37 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext &&
-       $as_test_x conftest$ac_exeext; then
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
   ac_cv_lib_mpi_cxx_main=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_lib_mpi_cxx_main=no
 fi
 
+rm -rf conftest.dSYM
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_lib_mpi_cxx_main" >&5
-echo "${ECHO_T}$ac_cv_lib_mpi_cxx_main" >&6; }
-if test $ac_cv_lib_mpi_cxx_main = yes; then
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_mpi_cxx_main" >&5
+$as_echo "$ac_cv_lib_mpi_cxx_main" >&6; }
+if test "x$ac_cv_lib_mpi_cxx_main" = x""yes; then
   MPI="yes"
 fi
 
@@ -6319,11 +6611,11 @@ ac_cpp='$CXXCPP $CPPFLAGS'
 ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-{ echo "$as_me:$LINENO: checking how to run the C++ preprocessor" >&5
-echo $ECHO_N "checking how to run the C++ preprocessor... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking how to run the C++ preprocessor" >&5
+$as_echo_n "checking how to run the C++ preprocessor... " >&6; }
 if test -z "$CXXCPP"; then
   if test "${ac_cv_prog_CXXCPP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
       # Double quotes because CXXCPP needs to be expanded
     for CXXCPP in "$CXX -E" "/lib/cpp"
@@ -6355,20 +6647,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_cxx_preproc_warn_flag$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        }; then
   :
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Broken: fails on valid input.
@@ -6392,13 +6685,14 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_cxx_preproc_warn_flag$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
@@ -6406,7 +6700,7 @@ eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
   # Broken: success on invalid input.
 continue
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Passes both tests.
@@ -6431,8 +6725,8 @@ fi
 else
   ac_cv_prog_CXXCPP=$CXXCPP
 fi
-{ echo "$as_me:$LINENO: result: $CXXCPP" >&5
-echo "${ECHO_T}$CXXCPP" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $CXXCPP" >&5
+$as_echo "$CXXCPP" >&6; }
 ac_preproc_ok=false
 for ac_cxx_preproc_warn_flag in '' yes
 do
@@ -6460,20 +6754,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_cxx_preproc_warn_flag$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        }; then
   :
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Broken: fails on valid input.
@@ -6497,13 +6792,14 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } >/dev/null && {
 	 test -z "$ac_cxx_preproc_warn_flag$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
@@ -6511,7 +6807,7 @@ eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
   # Broken: success on invalid input.
 continue
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
   # Passes both tests.
@@ -6527,11 +6823,13 @@ rm -f conftest.err conftest.$ac_ext
 if $ac_preproc_ok; then
   :
 else
-  { { echo "$as_me:$LINENO: error: C++ preprocessor \"$CXXCPP\" fails sanity check
+  { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: C++ preprocessor \"$CXXCPP\" fails sanity check
 See \`config.log' for more details." >&5
-echo "$as_me: error: C++ preprocessor \"$CXXCPP\" fails sanity check
+$as_echo "$as_me: error: C++ preprocessor \"$CXXCPP\" fails sanity check
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 fi
 
 ac_ext=cpp
@@ -6541,42 +6839,37 @@ ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ex
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
 
-{ echo "$as_me:$LINENO: checking for grep that handles long lines and -e" >&5
-echo $ECHO_N "checking for grep that handles long lines and -e... $ECHO_C" >&6; }
-if test "${ac_cv_path_GREP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  # Extract the first word of "grep ggrep" to use in msg output
-if test -z "$GREP"; then
-set dummy grep ggrep; ac_prog_name=$2
+{ $as_echo "$as_me:$LINENO: checking for grep that handles long lines and -e" >&5
+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
 if test "${ac_cv_path_GREP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
+  if test -z "$GREP"; then
   ac_path_GREP_found=false
-# Loop through the user's path and test for each of PROGNAME-LIST
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
   for ac_prog in grep ggrep; do
-  for ac_exec_ext in '' $ac_executable_extensions; do
-    ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
-    { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
-    # Check for GNU ac_path_GREP and select it if it is found.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
+# Check for GNU ac_path_GREP and select it if it is found.
   # Check for GNU $ac_path_GREP
 case `"$ac_path_GREP" --version 2>&1` in
 *GNU*)
   ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
 *)
   ac_count=0
-  echo $ECHO_N "0123456789$ECHO_C" >"conftest.in"
+  $as_echo_n 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    echo 'GREP' >> "conftest.nl"
+    $as_echo 'GREP' >> "conftest.nl"
     "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     ac_count=`expr $ac_count + 1`
@@ -6591,74 +6884,60 @@ case `"$ac_path_GREP" --version 2>&1` in
   rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
 esac
 
-
-    $ac_path_GREP_found && break 3
+      $ac_path_GREP_found && break 3
+    done
   done
 done
-
-done
 IFS=$as_save_IFS
-
-
-fi
-
-GREP="$ac_cv_path_GREP"
-if test -z "$GREP"; then
-  { { echo "$as_me:$LINENO: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5
-echo "$as_me: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}
+  if test -z "$ac_cv_path_GREP"; then
+    { { $as_echo "$as_me:$LINENO: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5
+$as_echo "$as_me: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}
    { (exit 1); exit 1; }; }
-fi
-
+  fi
 else
   ac_cv_path_GREP=$GREP
 fi
 
-
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_path_GREP" >&5
-echo "${ECHO_T}$ac_cv_path_GREP" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_path_GREP" >&5
+$as_echo "$ac_cv_path_GREP" >&6; }
  GREP="$ac_cv_path_GREP"
 
 
-{ echo "$as_me:$LINENO: checking for egrep" >&5
-echo $ECHO_N "checking for egrep... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for egrep" >&5
+$as_echo_n "checking for egrep... " >&6; }
 if test "${ac_cv_path_EGREP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
    then ac_cv_path_EGREP="$GREP -E"
    else
-     # Extract the first word of "egrep" to use in msg output
-if test -z "$EGREP"; then
-set dummy egrep; ac_prog_name=$2
-if test "${ac_cv_path_EGREP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+     if test -z "$EGREP"; then
   ac_path_EGREP_found=false
-# Loop through the user's path and test for each of PROGNAME-LIST
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
   for ac_prog in egrep; do
-  for ac_exec_ext in '' $ac_executable_extensions; do
-    ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
-    { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
-    # Check for GNU ac_path_EGREP and select it if it is found.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
   # Check for GNU $ac_path_EGREP
 case `"$ac_path_EGREP" --version 2>&1` in
 *GNU*)
   ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
 *)
   ac_count=0
-  echo $ECHO_N "0123456789$ECHO_C" >"conftest.in"
+  $as_echo_n 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    echo 'EGREP' >> "conftest.nl"
+    $as_echo 'EGREP' >> "conftest.nl"
     "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     ac_count=`expr $ac_count + 1`
@@ -6673,40 +6952,31 @@ case `"$ac_path_EGREP" --version 2>&1` in
   rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
 esac
 
-
-    $ac_path_EGREP_found && break 3
+      $ac_path_EGREP_found && break 3
+    done
   done
 done
-
-done
 IFS=$as_save_IFS
-
-
-fi
-
-EGREP="$ac_cv_path_EGREP"
-if test -z "$EGREP"; then
-  { { echo "$as_me:$LINENO: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5
-echo "$as_me: error: no acceptable $ac_prog_name could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}
+  if test -z "$ac_cv_path_EGREP"; then
+    { { $as_echo "$as_me:$LINENO: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5
+$as_echo "$as_me: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}
    { (exit 1); exit 1; }; }
-fi
-
+  fi
 else
   ac_cv_path_EGREP=$EGREP
 fi
 
-
    fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_path_EGREP" >&5
-echo "${ECHO_T}$ac_cv_path_EGREP" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_path_EGREP" >&5
+$as_echo "$ac_cv_path_EGREP" >&6; }
  EGREP="$ac_cv_path_EGREP"
 
 
-{ echo "$as_me:$LINENO: checking for ANSI C header files" >&5
-echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking for ANSI C header files" >&5
+$as_echo_n "checking for ANSI C header files... " >&6; }
 if test "${ac_cv_header_stdc+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -6733,20 +7003,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_cv_header_stdc=yes
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_cv_header_stdc=no
@@ -6838,37 +7109,40 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
   { (case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   :
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+$as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
 ac_cv_header_stdc=no
 fi
+rm -rf conftest.dSYM
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 
 
 fi
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
-echo "${ECHO_T}$ac_cv_header_stdc" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
+$as_echo "$ac_cv_header_stdc" >&6; }
 if test $ac_cv_header_stdc = yes; then
 
 cat >>confdefs.h <<\_ACEOF
@@ -6890,11 +7164,11 @@ fi
 for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
 		  inttypes.h stdint.h unistd.h
 do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-{ echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6; }
+as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+{ $as_echo "$as_me:$LINENO: checking for $ac_header" >&5
+$as_echo_n "checking for $ac_header... " >&6; }
 if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -6912,20 +7186,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   eval "$as_ac_Header=yes"
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	eval "$as_ac_Header=no"
@@ -6933,12 +7208,15 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-ac_res=`eval echo '${'$as_ac_Header'}'`
-	       { echo "$as_me:$LINENO: result: $ac_res" >&5
-echo "${ECHO_T}$ac_res" >&6; }
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+ac_res=`eval 'as_val=${'$as_ac_Header'}
+		 $as_echo "$as_val"'`
+	       { $as_echo "$as_me:$LINENO: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+as_val=`eval 'as_val=${'$as_ac_Header'}
+		 $as_echo "$as_val"'`
+   if test "x$as_val" = x""yes; then
   cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
 
 fi
@@ -6946,68 +7224,14 @@ fi
 done
 
 
-{ echo "$as_me:$LINENO: checking for size_t" >&5
-echo $ECHO_N "checking for size_t... $ECHO_C" >&6; }
-if test "${ac_cv_type_size_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-typedef size_t ac__type_new_;
-int
-main ()
-{
-if ((ac__type_new_ *) 0)
-  return 0;
-if (sizeof (ac__type_new_))
-  return 0;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (ac_try="$ac_compile"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
-  (eval "$ac_compile") 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && {
-	 test -z "$ac_cxx_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then
-  ac_cv_type_size_t=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	ac_cv_type_size_t=no
-fi
-
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ echo "$as_me:$LINENO: result: $ac_cv_type_size_t" >&5
-echo "${ECHO_T}$ac_cv_type_size_t" >&6; }
-
 # The cast to long int works around a bug in the HP C Compiler
 # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
 # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
 # This bug is HP SR number 8606223364.
-{ echo "$as_me:$LINENO: checking size of size_t" >&5
-echo $ECHO_N "checking size of size_t... $ECHO_C" >&6; }
+{ $as_echo "$as_me:$LINENO: checking size of size_t" >&5
+$as_echo_n "checking size of size_t... " >&6; }
 if test "${ac_cv_sizeof_size_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then
   # Depending upon the size, compute the lo and hi bounds.
@@ -7018,11 +7242,10 @@ cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
-   typedef size_t ac__type_sizeof_;
 int
 main ()
 {
-static int test_array [1 - 2 * !(((long int) (sizeof (ac__type_sizeof_))) >= 0)];
+static int test_array [1 - 2 * !(((long int) (sizeof (size_t))) >= 0)];
 test_array [0] = 0
 
   ;
@@ -7035,13 +7258,14 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
@@ -7055,11 +7279,10 @@ cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
-   typedef size_t ac__type_sizeof_;
 int
 main ()
 {
-static int test_array [1 - 2 * !(((long int) (sizeof (ac__type_sizeof_))) <= $ac_mid)];
+static int test_array [1 - 2 * !(((long int) (sizeof (size_t))) <= $ac_mid)];
 test_array [0] = 0
 
   ;
@@ -7072,20 +7295,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_hi=$ac_mid; break
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_lo=`expr $ac_mid + 1`
@@ -7099,7 +7323,7 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   done
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	cat >conftest.$ac_ext <<_ACEOF
@@ -7109,11 +7333,10 @@ cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
-   typedef size_t ac__type_sizeof_;
 int
 main ()
 {
-static int test_array [1 - 2 * !(((long int) (sizeof (ac__type_sizeof_))) < 0)];
+static int test_array [1 - 2 * !(((long int) (sizeof (size_t))) < 0)];
 test_array [0] = 0
 
   ;
@@ -7126,13 +7349,14 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
@@ -7146,11 +7370,10 @@ cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
-   typedef size_t ac__type_sizeof_;
 int
 main ()
 {
-static int test_array [1 - 2 * !(((long int) (sizeof (ac__type_sizeof_))) >= $ac_mid)];
+static int test_array [1 - 2 * !(((long int) (sizeof (size_t))) >= $ac_mid)];
 test_array [0] = 0
 
   ;
@@ -7163,20 +7386,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_lo=$ac_mid; break
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_hi=`expr '(' $ac_mid ')' - 1`
@@ -7190,7 +7414,7 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
   done
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_lo= ac_hi=
@@ -7210,11 +7434,10 @@ cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
-   typedef size_t ac__type_sizeof_;
 int
 main ()
 {
-static int test_array [1 - 2 * !(((long int) (sizeof (ac__type_sizeof_))) <= $ac_mid)];
+static int test_array [1 - 2 * !(((long int) (sizeof (size_t))) <= $ac_mid)];
 test_array [0] = 0
 
   ;
@@ -7227,20 +7450,21 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_compile") 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest.$ac_objext; then
   ac_hi=$ac_mid
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_lo=`expr '(' $ac_mid ')' + 1`
@@ -7251,11 +7475,13 @@ done
 case $ac_lo in
 ?*) ac_cv_sizeof_size_t=$ac_lo;;
 '') if test "$ac_cv_type_size_t" = yes; then
-     { { echo "$as_me:$LINENO: error: cannot compute sizeof (size_t)
+     { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: cannot compute sizeof (size_t)
 See \`config.log' for more details." >&5
-echo "$as_me: error: cannot compute sizeof (size_t)
+$as_echo "$as_me: error: cannot compute sizeof (size_t)
 See \`config.log' for more details." >&2;}
-   { (exit 77); exit 77; }; }
+   { (exit 77); exit 77; }; }; }
    else
      ac_cv_sizeof_size_t=0
    fi ;;
@@ -7268,9 +7494,8 @@ cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
-   typedef size_t ac__type_sizeof_;
-static long int longval () { return (long int) (sizeof (ac__type_sizeof_)); }
-static unsigned long int ulongval () { return (long int) (sizeof (ac__type_sizeof_)); }
+static long int longval () { return (long int) (sizeof (size_t)); }
+static unsigned long int ulongval () { return (long int) (sizeof (size_t)); }
 #include <stdio.h>
 #include <stdlib.h>
 int
@@ -7280,20 +7505,22 @@ main ()
   FILE *f = fopen ("conftest.val", "w");
   if (! f)
     return 1;
-  if (((long int) (sizeof (ac__type_sizeof_))) < 0)
+  if (((long int) (sizeof (size_t))) < 0)
     {
       long int i = longval ();
-      if (i != ((long int) (sizeof (ac__type_sizeof_))))
+      if (i != ((long int) (sizeof (size_t))))
 	return 1;
-      fprintf (f, "%ld\n", i);
+      fprintf (f, "%ld", i);
     }
   else
     {
       unsigned long int i = ulongval ();
-      if (i != ((long int) (sizeof (ac__type_sizeof_))))
+      if (i != ((long int) (sizeof (size_t))))
 	return 1;
-      fprintf (f, "%lu\n", i);
+      fprintf (f, "%lu", i);
     }
+  /* Do not output a trailing newline, as this causes \r\n confusion
+     on some platforms.  */
   return ferror (f) || fclose (f) != 0;
 
   ;
@@ -7306,43 +7533,48 @@ case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
   { (case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
-eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   ac_cv_sizeof_size_t=`cat conftest.val`
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+$as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 ( exit $ac_status )
 if test "$ac_cv_type_size_t" = yes; then
-     { { echo "$as_me:$LINENO: error: cannot compute sizeof (size_t)
+     { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { $as_echo "$as_me:$LINENO: error: cannot compute sizeof (size_t)
 See \`config.log' for more details." >&5
-echo "$as_me: error: cannot compute sizeof (size_t)
+$as_echo "$as_me: error: cannot compute sizeof (size_t)
 See \`config.log' for more details." >&2;}
-   { (exit 77); exit 77; }; }
+   { (exit 77); exit 77; }; }; }
    else
      ac_cv_sizeof_size_t=0
    fi
 fi
+rm -rf conftest.dSYM
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 rm -f conftest.val
 fi
-{ echo "$as_me:$LINENO: result: $ac_cv_sizeof_size_t" >&5
-echo "${ECHO_T}$ac_cv_sizeof_size_t" >&6; }
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_sizeof_size_t" >&5
+$as_echo "$ac_cv_sizeof_size_t" >&6; }
 
 
 
@@ -7353,8 +7585,8 @@ _ACEOF
 
 if test $ac_cv_sizeof_size_t != 4; then
   if test $ac_cv_sizeof_size_t != 8; then
-    { echo "$as_me:$LINENO: WARNING: Unsupported size of size_t - this may affect FNV hashing." >&5
-echo "$as_me: WARNING: Unsupported size of size_t - this may affect FNV hashing." >&2;}
+    { $as_echo "$as_me:$LINENO: WARNING: Unsupported size of size_t - this may affect FNV hashing." >&5
+$as_echo "$as_me: WARNING: Unsupported size of size_t - this may affect FNV hashing." >&2;}
   else
     cat >>confdefs.h <<\_ACEOF
 #define HAVE_64BIT_SIZE_T 1
@@ -7412,11 +7644,12 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { echo "$as_me:$LINENO: WARNING: Cache variable $ac_var contains a newline." >&5
-echo "$as_me: WARNING: Cache variable $ac_var contains a newline." >&2;} ;;
+      *_cv_*) { $as_echo "$as_me:$LINENO: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
       *) $as_unset $ac_var ;;
       esac ;;
     esac
@@ -7449,12 +7682,12 @@ echo "$as_me: WARNING: Cache variable $ac_var contains a newline." >&2;} ;;
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     test "x$cache_file" != "x/dev/null" &&
-      { echo "$as_me:$LINENO: updating cache $cache_file" >&5
-echo "$as_me: updating cache $cache_file" >&6;}
+      { $as_echo "$as_me:$LINENO: updating cache $cache_file" >&5
+$as_echo "$as_me: updating cache $cache_file" >&6;}
     cat confcache >$cache_file
   else
-    { echo "$as_me:$LINENO: not updating unwritable cache $cache_file" >&5
-echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { $as_echo "$as_me:$LINENO: not updating unwritable cache $cache_file" >&5
+$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -7470,7 +7703,7 @@ ac_ltlibobjs=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`echo "$ac_i" | sed "$ac_script"`
+  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
   ac_libobjs="$ac_libobjs \${LIBOBJDIR}$ac_i\$U.$ac_objext"
@@ -7483,11 +7716,12 @@ LTLIBOBJS=$ac_ltlibobjs
 
 
 : ${CONFIG_STATUS=./config.status}
+ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
-echo "$as_me: creating $CONFIG_STATUS" >&6;}
-cat >$CONFIG_STATUS <<_ACEOF
+{ $as_echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
+$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
+cat >$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 #! $SHELL
 # Generated by $as_me.
 # Run this file to recreate the current configuration.
@@ -7500,7 +7734,7 @@ ac_cs_silent=false
 SHELL=\${CONFIG_SHELL-$SHELL}
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 ## --------------------- ##
 ## M4sh Initialization.  ##
 ## --------------------- ##
@@ -7510,7 +7744,7 @@ DUALCASE=1; export DUALCASE # for MKS sh
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
@@ -7532,17 +7766,45 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-# The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conf$$.sh
-  echo  "exit 0"   >>conf$$.sh
-  chmod +x conf$$.sh
-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
-    PATH_SEPARATOR=';'
+as_nl='
+'
+export as_nl
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+if (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
   else
-    PATH_SEPARATOR=:
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
   fi
-  rm -f conf$$.sh
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
+      PATH_SEPARATOR=';'
+  }
 fi
 
 # Support unset when possible.
@@ -7558,8 +7820,6 @@ fi
 # there to prevent editors from complaining about space-tab.
 # (If _AS_PATH_WALK were called with IFS unset, it would disable word
 # splitting by setting IFS to empty value.)
-as_nl='
-'
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
@@ -7582,7 +7842,7 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   { (exit 1); exit 1; }
 fi
 
@@ -7595,17 +7855,10 @@ PS2='> '
 PS4='+ '
 
 # NLS nuisances.
-for as_var in \
-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
-  LC_TELEPHONE LC_TIME
-do
-  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
-    eval $as_var=C; export $as_var
-  else
-    ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
-  fi
-done
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
 
 # Required to use basename.
 if expr a : '\(a\)' >/dev/null 2>&1 &&
@@ -7627,7 +7880,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-echo X/"$0" |
+$as_echo X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -7678,7 +7931,7 @@ $as_unset CDPATH
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
+    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
    { (exit 1); exit 1; }; }
 
   # Don't try to exec as it changes $[0], causing all sort of problems
@@ -7706,7 +7959,6 @@ case `echo -n x` in
 *)
   ECHO_N='-n';;
 esac
-
 if expr a : '\(a\)' >/dev/null 2>&1 &&
    test "X`expr 00001 : '.*\(...\)'`" = X001; then
   as_expr=expr
@@ -7719,19 +7971,22 @@ if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
 else
   rm -f conf$$.dir
-  mkdir conf$$.dir
-fi
-echo >conf$$.file
-if ln -s conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s='ln -s'
-  # ... but there are two gotchas:
-  # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-  # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-  # In both cases, we have to default to `cp -p'.
-  ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+  mkdir conf$$.dir 2>/dev/null
+fi
+if (echo >conf$$.file) 2>/dev/null; then
+  if ln -s conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s='ln -s'
+    # ... but there are two gotchas:
+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
+    # In both cases, we have to default to `cp -p'.
+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+      as_ln_s='cp -p'
+  elif ln conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s=ln
+  else
     as_ln_s='cp -p'
-elif ln conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s=ln
+  fi
 else
   as_ln_s='cp -p'
 fi
@@ -7756,10 +8011,10 @@ else
   as_test_x='
     eval sh -c '\''
       if test -d "$1"; then
-        test -d "$1/.";
+	test -d "$1/.";
       else
 	case $1 in
-        -*)set "./$1";;
+	-*)set "./$1";;
 	esac;
 	case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in
 	???[sx]*):;;*)false;;esac;fi
@@ -7782,7 +8037,7 @@ exec 6>&1
 # values after options handling.
 ac_log="
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.61.  Invocation command line was
+generated by GNU Autoconf 2.63.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -7795,29 +8050,39 @@ on `(hostname || uname -n) 2>/dev/null | sed 1q`
 
 _ACEOF
 
-cat >>$CONFIG_STATUS <<_ACEOF
+case $ac_config_files in *"
+"*) set x $ac_config_files; shift; ac_config_files=$*;;
+esac
+
+case $ac_config_headers in *"
+"*) set x $ac_config_headers; shift; ac_config_headers=$*;;
+esac
+
+
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 # Files that config.status was made for.
 config_files="$ac_config_files"
 config_headers="$ac_config_headers"
 
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 ac_cs_usage="\
 \`$as_me' instantiates files from templates according to the
 current configuration.
 
-Usage: $0 [OPTIONS] [FILE]...
+Usage: $0 [OPTION]... [FILE]...
 
   -h, --help       print this help, then exit
   -V, --version    print version number and configuration settings, then exit
-  -q, --quiet      do not print progress messages
+  -q, --quiet, --silent
+                   do not print progress messages
   -d, --debug      don't remove temporary files
       --recheck    update $as_me by reconfiguring in the same conditions
-  --file=FILE[:TEMPLATE]
-		   instantiate the configuration file FILE
-  --header=FILE[:TEMPLATE]
-		   instantiate the configuration header FILE
+      --file=FILE[:TEMPLATE]
+                   instantiate the configuration file FILE
+      --header=FILE[:TEMPLATE]
+                   instantiate the configuration header FILE
 
 Configuration files:
 $config_files
@@ -7828,23 +8093,23 @@ $config_headers
 Report bugs to <bug-autoconf@gnu.org>."
 
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.61,
-  with options \\"`echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
+configured by $0, generated by GNU Autoconf 2.63,
+  with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 
-Copyright (C) 2006 Free Software Foundation, Inc.
+Copyright (C) 2008 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
 ac_pwd='$ac_pwd'
 srcdir='$srcdir'
+test -n "\$AWK" || AWK=awk
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF
-# If no file are specified by the user, then we need to provide default
-# value.  By we need to know if files were specified by the user.
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# The default lists apply if the user does not specify any file.
 ac_need_defaults=:
 while test $# != 0
 do
@@ -7866,30 +8131,36 @@ do
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    echo "$ac_cs_version"; exit ;;
+    $as_echo "$ac_cs_version"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
-    CONFIG_FILES="$CONFIG_FILES $ac_optarg"
+    case $ac_optarg in
+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    esac
+    CONFIG_FILES="$CONFIG_FILES '$ac_optarg'"
     ac_need_defaults=false;;
   --header | --heade | --head | --hea )
     $ac_shift
-    CONFIG_HEADERS="$CONFIG_HEADERS $ac_optarg"
+    case $ac_optarg in
+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    esac
+    CONFIG_HEADERS="$CONFIG_HEADERS '$ac_optarg'"
     ac_need_defaults=false;;
   --he | --h)
     # Conflict between --help and --header
-    { echo "$as_me: error: ambiguous option: $1
+    { $as_echo "$as_me: error: ambiguous option: $1
 Try \`$0 --help' for more information." >&2
    { (exit 1); exit 1; }; };;
   --help | --hel | -h )
-    echo "$ac_cs_usage"; exit ;;
+    $as_echo "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) { echo "$as_me: error: unrecognized option: $1
+  -*) { $as_echo "$as_me: error: unrecognized option: $1
 Try \`$0 --help' for more information." >&2
    { (exit 1); exit 1; }; } ;;
 
@@ -7908,30 +8179,32 @@ if $ac_cs_silent; then
 fi
 
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
-  echo "running CONFIG_SHELL=$SHELL $SHELL $0 "$ac_configure_args \$ac_configure_extra_args " --no-create --no-recursion" >&6
-  CONFIG_SHELL=$SHELL
+  set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  shift
+  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
+  CONFIG_SHELL='$SHELL'
   export CONFIG_SHELL
-  exec $SHELL "$0"$ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  exec "\$@"
 fi
 
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 exec 5>>config.log
 {
   echo
   sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
 ## Running $as_me. ##
 _ASBOX
-  echo "$ac_log"
+  $as_echo "$ac_log"
 } >&5
 
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 
 # Handling of arguments.
 for ac_config_target in $ac_config_targets
@@ -7940,8 +8213,8 @@ do
     "Common/GmshConfig.h") CONFIG_HEADERS="$CONFIG_HEADERS Common/GmshConfig.h:Common/GmshConfig.h.in" ;;
     "variables") CONFIG_FILES="$CONFIG_FILES variables" ;;
 
-  *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
-echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
+  *) { { $as_echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
+$as_echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
    { (exit 1); exit 1; }; };;
   esac
 done
@@ -7981,132 +8254,144 @@ $debug ||
   (umask 077 && mkdir "$tmp")
 } ||
 {
-   echo "$me: cannot create a temporary directory in ." >&2
+   $as_echo "$as_me: cannot create a temporary directory in ." >&2
    { (exit 1); exit 1; }
 }
 
-#
-# Set up the sed scripts for CONFIG_FILES section.
-#
-
-# No need to generate the scripts if there are no CONFIG_FILES.
-# This happens for instance when ./config.status config.h
+# Set up the scripts for CONFIG_FILES section.
+# No need to generate them if there are no CONFIG_FILES.
+# This happens for instance with `./config.status config.h'.
 if test -n "$CONFIG_FILES"; then
 
-_ACEOF
 
+ac_cr='
'
+ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
+if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
+  ac_cs_awk_cr='\\r'
+else
+  ac_cs_awk_cr=$ac_cr
+fi
+
+echo 'BEGIN {' >"$tmp/subs1.awk" &&
+_ACEOF
 
 
+{
+  echo "cat >conf$$subs.awk <<_ACEOF" &&
+  echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
+  echo "_ACEOF"
+} >conf$$subs.sh ||
+  { { $as_echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
+$as_echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
+   { (exit 1); exit 1; }; }
+ac_delim_num=`echo "$ac_subst_vars" | grep -c '$'`
 ac_delim='%!_!# '
 for ac_last_try in false false false false false :; do
-  cat >conf$$subs.sed <<_ACEOF
-SHELL!$SHELL$ac_delim
-PATH_SEPARATOR!$PATH_SEPARATOR$ac_delim
-PACKAGE_NAME!$PACKAGE_NAME$ac_delim
-PACKAGE_TARNAME!$PACKAGE_TARNAME$ac_delim
-PACKAGE_VERSION!$PACKAGE_VERSION$ac_delim
-PACKAGE_STRING!$PACKAGE_STRING$ac_delim
-PACKAGE_BUGREPORT!$PACKAGE_BUGREPORT$ac_delim
-exec_prefix!$exec_prefix$ac_delim
-prefix!$prefix$ac_delim
-program_transform_name!$program_transform_name$ac_delim
-bindir!$bindir$ac_delim
-sbindir!$sbindir$ac_delim
-libexecdir!$libexecdir$ac_delim
-datarootdir!$datarootdir$ac_delim
-datadir!$datadir$ac_delim
-sysconfdir!$sysconfdir$ac_delim
-sharedstatedir!$sharedstatedir$ac_delim
-localstatedir!$localstatedir$ac_delim
-includedir!$includedir$ac_delim
-oldincludedir!$oldincludedir$ac_delim
-docdir!$docdir$ac_delim
-infodir!$infodir$ac_delim
-htmldir!$htmldir$ac_delim
-dvidir!$dvidir$ac_delim
-pdfdir!$pdfdir$ac_delim
-psdir!$psdir$ac_delim
-libdir!$libdir$ac_delim
-localedir!$localedir$ac_delim
-mandir!$mandir$ac_delim
-DEFS!$DEFS$ac_delim
-ECHO_C!$ECHO_C$ac_delim
-ECHO_N!$ECHO_N$ac_delim
-ECHO_T!$ECHO_T$ac_delim
-LIBS!$LIBS$ac_delim
-build_alias!$build_alias$ac_delim
-host_alias!$host_alias$ac_delim
-target_alias!$target_alias$ac_delim
-CC!$CC$ac_delim
-CFLAGS!$CFLAGS$ac_delim
-LDFLAGS!$LDFLAGS$ac_delim
-CPPFLAGS!$CPPFLAGS$ac_delim
-ac_ct_CC!$ac_ct_CC$ac_delim
-EXEEXT!$EXEEXT$ac_delim
-OBJEXT!$OBJEXT$ac_delim
-CXX!$CXX$ac_delim
-CXXFLAGS!$CXXFLAGS$ac_delim
-ac_ct_CXX!$ac_ct_CXX$ac_delim
-CPP!$CPP$ac_delim
-RANLIB!$RANLIB$ac_delim
-AR!$AR$ac_delim
-FLTKCONFIG!$FLTKCONFIG$ac_delim
-FC!$FC$ac_delim
-FCFLAGS!$FCFLAGS$ac_delim
-ac_ct_FC!$ac_ct_FC$ac_delim
-CXXCPP!$CXXCPP$ac_delim
-GREP!$GREP$ac_delim
-EGREP!$EGREP$ac_delim
-UNAME!$UNAME$ac_delim
-HOSTNAME!$HOSTNAME$ac_delim
-FLAGS!$FLAGS$ac_delim
-OPTIM!$OPTIM$ac_delim
-LINKER!$LINKER$ac_delim
-GMSH_DIRS!$GMSH_DIRS$ac_delim
-GMSH_LIBS!$GMSH_LIBS$ac_delim
-LIBEXT!$LIBEXT$ac_delim
-LIBOBJS!$LIBOBJS$ac_delim
-LTLIBOBJS!$LTLIBOBJS$ac_delim
-_ACEOF
-
-  if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 67; then
+  . ./conf$$subs.sh ||
+    { { $as_echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
+$as_echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
+   { (exit 1); exit 1; }; }
+
+  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
+  if test $ac_delim_n = $ac_delim_num; then
     break
   elif $ac_last_try; then
-    { { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
-echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
+    { { $as_echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
+$as_echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
    { (exit 1); exit 1; }; }
   else
     ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
   fi
 done
+rm -f conf$$subs.sh
+
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"\$tmp/subs1.awk" <<\\_ACAWK &&
+_ACEOF
+sed -n '
+h
+s/^/S["/; s/!.*/"]=/
+p
+g
+s/^[^!]*!//
+:repl
+t repl
+s/'"$ac_delim"'$//
+t delim
+:nl
+h
+s/\(.\{148\}\).*/\1/
+t more1
+s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
+p
+n
+b repl
+:more1
+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
+p
+g
+s/.\{148\}//
+t nl
+:delim
+h
+s/\(.\{148\}\).*/\1/
+t more2
+s/["\\]/\\&/g; s/^/"/; s/$/"/
+p
+b
+:more2
+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
+p
+g
+s/.\{148\}//
+t delim
+' <conf$$subs.awk | sed '
+/^[^""]/{
+  N
+  s/\n//
+}
+' >>$CONFIG_STATUS || ac_write_fail=1
+rm -f conf$$subs.awk
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+_ACAWK
+cat >>"\$tmp/subs1.awk" <<_ACAWK &&
+  for (key in S) S_is_set[key] = 1
+  FS = ""
 
-ac_eof=`sed -n '/^CEOF[0-9]*$/s/CEOF/0/p' conf$$subs.sed`
-if test -n "$ac_eof"; then
-  ac_eof=`echo "$ac_eof" | sort -nru | sed 1q`
-  ac_eof=`expr $ac_eof + 1`
-fi
+}
+{
+  line = $ 0
+  nfields = split(line, field, "@")
+  substed = 0
+  len = length(field[1])
+  for (i = 2; i < nfields; i++) {
+    key = field[i]
+    keylen = length(key)
+    if (S_is_set[key]) {
+      value = S[key]
+      line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3)
+      len += length(value) + length(field[++i])
+      substed = 1
+    } else
+      len += 1 + keylen
+  }
+
+  print line
+}
 
-cat >>$CONFIG_STATUS <<_ACEOF
-cat >"\$tmp/subs-1.sed" <<\CEOF$ac_eof
-/@[a-zA-Z_][a-zA-Z_0-9]*@/!b end
+_ACAWK
 _ACEOF
-sed '
-s/[,\\&]/\\&/g; s/@/@|#_!!_#|/g
-s/^/s,@/; s/!/@,|#_!!_#|/
-:n
-t n
-s/'"$ac_delim"'$/,g/; t
-s/$/\\/; p
-N; s/^.*\n//; s/[,\\&]/\\&/g; s/@/@|#_!!_#|/g; b n
-' >>$CONFIG_STATUS <conf$$subs.sed
-rm -f conf$$subs.sed
-cat >>$CONFIG_STATUS <<_ACEOF
-:end
-s/|#_!!_#|//g
-CEOF$ac_eof
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
+  sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
+else
+  cat
+fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \
+  || { { $as_echo "$as_me:$LINENO: error: could not setup config files machinery" >&5
+$as_echo "$as_me: error: could not setup config files machinery" >&2;}
+   { (exit 1); exit 1; }; }
 _ACEOF
 
-
 # VPATH may cause trouble with some makes, so we remove $(srcdir),
 # ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
 # trailing colons and then remove the whole line if VPATH becomes empty
@@ -8122,19 +8407,133 @@ s/^[^=]*=[	 ]*$//
 }'
 fi
 
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 fi # test -n "$CONFIG_FILES"
 
+# Set up the scripts for CONFIG_HEADERS section.
+# No need to generate them if there are no CONFIG_HEADERS.
+# This happens for instance with `./config.status Makefile'.
+if test -n "$CONFIG_HEADERS"; then
+cat >"$tmp/defines.awk" <<\_ACAWK ||
+BEGIN {
+_ACEOF
+
+# Transform confdefs.h into an awk script `defines.awk', embedded as
+# here-document in config.status, that substitutes the proper values into
+# config.h.in to produce config.h.
+
+# Create a delimiter string that does not exist in confdefs.h, to ease
+# handling of long lines.
+ac_delim='%!_!# '
+for ac_last_try in false false :; do
+  ac_t=`sed -n "/$ac_delim/p" confdefs.h`
+  if test -z "$ac_t"; then
+    break
+  elif $ac_last_try; then
+    { { $as_echo "$as_me:$LINENO: error: could not make $CONFIG_HEADERS" >&5
+$as_echo "$as_me: error: could not make $CONFIG_HEADERS" >&2;}
+   { (exit 1); exit 1; }; }
+  else
+    ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
+  fi
+done
+
+# For the awk script, D is an array of macro values keyed by name,
+# likewise P contains macro parameters if any.  Preserve backslash
+# newline sequences.
+
+ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]*
+sed -n '
+s/.\{148\}/&'"$ac_delim"'/g
+t rset
+:rset
+s/^[	 ]*#[	 ]*define[	 ][	 ]*/ /
+t def
+d
+:def
+s/\\$//
+t bsnl
+s/["\\]/\\&/g
+s/^ \('"$ac_word_re"'\)\(([^()]*)\)[	 ]*\(.*\)/P["\1"]="\2"\
+D["\1"]=" \3"/p
+s/^ \('"$ac_word_re"'\)[	 ]*\(.*\)/D["\1"]=" \2"/p
+d
+:bsnl
+s/["\\]/\\&/g
+s/^ \('"$ac_word_re"'\)\(([^()]*)\)[	 ]*\(.*\)/P["\1"]="\2"\
+D["\1"]=" \3\\\\\\n"\\/p
+t cont
+s/^ \('"$ac_word_re"'\)[	 ]*\(.*\)/D["\1"]=" \2\\\\\\n"\\/p
+t cont
+d
+:cont
+n
+s/.\{148\}/&'"$ac_delim"'/g
+t clear
+:clear
+s/\\$//
+t bsnlc
+s/["\\]/\\&/g; s/^/"/; s/$/"/p
+d
+:bsnlc
+s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p
+b cont
+' <confdefs.h | sed '
+s/'"$ac_delim"'/"\\\
+"/g' >>$CONFIG_STATUS || ac_write_fail=1
+
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+  for (key in D) D_is_set[key] = 1
+  FS = ""
+}
+/^[\t ]*#[\t ]*(define|undef)[\t ]+$ac_word_re([\t (]|\$)/ {
+  line = \$ 0
+  split(line, arg, " ")
+  if (arg[1] == "#") {
+    defundef = arg[2]
+    mac1 = arg[3]
+  } else {
+    defundef = substr(arg[1], 2)
+    mac1 = arg[2]
+  }
+  split(mac1, mac2, "(") #)
+  macro = mac2[1]
+  prefix = substr(line, 1, index(line, defundef) - 1)
+  if (D_is_set[macro]) {
+    # Preserve the white space surrounding the "#".
+    print prefix "define", macro P[macro] D[macro]
+    next
+  } else {
+    # Replace #undef with comments.  This is necessary, for example,
+    # in the case of _POSIX_SOURCE, which is predefined and required
+    # on some systems where configure will not decide to define it.
+    if (defundef == "undef") {
+      print "/*", prefix defundef, macro, "*/"
+      next
+    }
+  }
+}
+{ print }
+_ACAWK
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+  { { $as_echo "$as_me:$LINENO: error: could not setup config headers machinery" >&5
+$as_echo "$as_me: error: could not setup config headers machinery" >&2;}
+   { (exit 1); exit 1; }; }
+fi # test -n "$CONFIG_HEADERS"
+
 
-for ac_tag in  :F $CONFIG_FILES  :H $CONFIG_HEADERS
+eval set X "  :F $CONFIG_FILES  :H $CONFIG_HEADERS    "
+shift
+for ac_tag
 do
   case $ac_tag in
   :[FHLC]) ac_mode=$ac_tag; continue;;
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) { { echo "$as_me:$LINENO: error: Invalid tag $ac_tag." >&5
-echo "$as_me: error: Invalid tag $ac_tag." >&2;}
+  :L* | :C*:*) { { $as_echo "$as_me:$LINENO: error: invalid tag $ac_tag" >&5
+$as_echo "$as_me: error: invalid tag $ac_tag" >&2;}
    { (exit 1); exit 1; }; };;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
@@ -8163,26 +8562,38 @@ echo "$as_me: error: Invalid tag $ac_tag." >&2;}
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   { { echo "$as_me:$LINENO: error: cannot find input file: $ac_f" >&5
-echo "$as_me: error: cannot find input file: $ac_f" >&2;}
+	   { { $as_echo "$as_me:$LINENO: error: cannot find input file: $ac_f" >&5
+$as_echo "$as_me: error: cannot find input file: $ac_f" >&2;}
    { (exit 1); exit 1; }; };;
       esac
-      ac_file_inputs="$ac_file_inputs $ac_f"
+      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      ac_file_inputs="$ac_file_inputs '$ac_f'"
     done
 
     # Let's still pretend it is `configure' which instantiates (i.e., don't
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
-    configure_input="Generated from "`IFS=:
-	  echo $* | sed 's|^[^:]*/||;s|:[^:]*/|, |g'`" by configure."
+    configure_input='Generated from '`
+	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { echo "$as_me:$LINENO: creating $ac_file" >&5
-echo "$as_me: creating $ac_file" >&6;}
+      { $as_echo "$as_me:$LINENO: creating $ac_file" >&5
+$as_echo "$as_me: creating $ac_file" >&6;}
     fi
+    # Neutralize special characters interpreted by sed in replacement strings.
+    case $configure_input in #(
+    *\&* | *\|* | *\\* )
+       ac_sed_conf_input=`$as_echo "$configure_input" |
+       sed 's/[\\\\&|]/\\\\&/g'`;; #(
+    *) ac_sed_conf_input=$configure_input;;
+    esac
 
     case $ac_tag in
-    *:-:* | *:-) cat >"$tmp/stdin";;
+    *:-:* | *:-) cat >"$tmp/stdin" \
+      || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
+$as_echo "$as_me: error: could not create $ac_file" >&2;}
+   { (exit 1); exit 1; }; } ;;
     esac
     ;;
   esac
@@ -8192,7 +8603,7 @@ $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
 	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-echo X"$ac_file" |
+$as_echo X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -8218,7 +8629,7 @@ echo X"$ac_file" |
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -8227,7 +8638,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-echo X"$as_dir" |
+$as_echo X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -8248,17 +8659,17 @@ echo X"$as_dir" |
       test -d "$as_dir" && break
     done
     test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || { { echo "$as_me:$LINENO: error: cannot create directory $as_dir" >&5
-echo "$as_me: error: cannot create directory $as_dir" >&2;}
+  } || test -d "$as_dir" || { { $as_echo "$as_me:$LINENO: error: cannot create directory $as_dir" >&5
+$as_echo "$as_me: error: cannot create directory $as_dir" >&2;}
    { (exit 1); exit 1; }; }; }
   ac_builddir=.
 
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,/..,g;s,/,,'`
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -8294,12 +8705,13 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # If the template does not know about datarootdir, expand it.
 # FIXME: This hack should be removed a few years after 2.60.
 ac_datarootdir_hack=; ac_datarootdir_seen=
 
-case `sed -n '/datarootdir/ {
+ac_sed_dataroot='
+/datarootdir/ {
   p
   q
 }
@@ -8308,13 +8720,14 @@ case `sed -n '/datarootdir/ {
 /@infodir@/p
 /@localedir@/p
 /@mandir@/p
-' $ac_file_inputs` in
+'
+case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { echo "$as_me:$LINENO: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+  { $as_echo "$as_me:$LINENO: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   ac_datarootdir_hack='
   s&@datadir@&$datadir&g
   s&@docdir@&$docdir&g
@@ -8328,15 +8741,16 @@ _ACEOF
 # Neutralize VPATH when `$srcdir' = `.'.
 # Shell code in configure.ac might set extrasub.
 # FIXME: do we really want to maintain this feature?
-cat >>$CONFIG_STATUS <<_ACEOF
-  sed "$ac_vpsub
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+ac_sed_extra="$ac_vpsub
 $extrasub
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 :t
 /@[a-zA-Z_][a-zA-Z_0-9]*@/!b
-s&@configure_input@&$configure_input&;t t
+s|@configure_input@|$ac_sed_conf_input|;t t
 s&@top_builddir@&$ac_top_builddir_sub&;t t
+s&@top_build_prefix@&$ac_top_build_prefix&;t t
 s&@srcdir@&$ac_srcdir&;t t
 s&@abs_srcdir@&$ac_abs_srcdir&;t t
 s&@top_srcdir@&$ac_top_srcdir&;t t
@@ -8345,119 +8759,58 @@ s&@builddir@&$ac_builddir&;t t
 s&@abs_builddir@&$ac_abs_builddir&;t t
 s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
 $ac_datarootdir_hack
-" $ac_file_inputs | sed -f "$tmp/subs-1.sed" >$tmp/out
+"
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$tmp/subs.awk" >$tmp/out \
+  || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
+$as_echo "$as_me: error: could not create $ac_file" >&2;}
+   { (exit 1); exit 1; }; }
 
 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
   { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
   { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
-  { echo "$as_me:$LINENO: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+  { $as_echo "$as_me:$LINENO: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined." >&5
-echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined." >&2;}
 
   rm -f "$tmp/stdin"
   case $ac_file in
-  -) cat "$tmp/out"; rm -f "$tmp/out";;
-  *) rm -f "$ac_file"; mv "$tmp/out" $ac_file;;
-  esac
+  -) cat "$tmp/out" && rm -f "$tmp/out";;
+  *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;
+  esac \
+  || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
+$as_echo "$as_me: error: could not create $ac_file" >&2;}
+   { (exit 1); exit 1; }; }
  ;;
   :H)
   #
   # CONFIG_HEADER
   #
-_ACEOF
-
-# Transform confdefs.h into a sed script `conftest.defines', that
-# substitutes the proper values into config.h.in to produce config.h.
-rm -f conftest.defines conftest.tail
-# First, append a space to every undef/define line, to ease matching.
-echo 's/$/ /' >conftest.defines
-# Then, protect against being on the right side of a sed subst, or in
-# an unquoted here document, in config.status.  If some macros were
-# called several times there might be several #defines for the same
-# symbol, which is useless.  But do not sort them, since the last
-# AC_DEFINE must be honored.
-ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]*
-# These sed commands are passed to sed as "A NAME B PARAMS C VALUE D", where
-# NAME is the cpp macro being defined, VALUE is the value it is being given.
-# PARAMS is the parameter list in the macro definition--in most cases, it's
-# just an empty string.
-ac_dA='s,^\\([	 #]*\\)[^	 ]*\\([	 ]*'
-ac_dB='\\)[	 (].*,\\1define\\2'
-ac_dC=' '
-ac_dD=' ,'
-
-uniq confdefs.h |
-  sed -n '
-	t rset
-	:rset
-	s/^[	 ]*#[	 ]*define[	 ][	 ]*//
-	t ok
-	d
-	:ok
-	s/[\\&,]/\\&/g
-	s/^\('"$ac_word_re"'\)\(([^()]*)\)[	 ]*\(.*\)/ '"$ac_dA"'\1'"$ac_dB"'\2'"${ac_dC}"'\3'"$ac_dD"'/p
-	s/^\('"$ac_word_re"'\)[	 ]*\(.*\)/'"$ac_dA"'\1'"$ac_dB$ac_dC"'\2'"$ac_dD"'/p
-  ' >>conftest.defines
-
-# Remove the space that was appended to ease matching.
-# Then replace #undef with comments.  This is necessary, for
-# example, in the case of _POSIX_SOURCE, which is predefined and required
-# on some systems where configure will not decide to define it.
-# (The regexp can be short, since the line contains either #define or #undef.)
-echo 's/ $//
-s,^[	 #]*u.*,/* & */,' >>conftest.defines
-
-# Break up conftest.defines:
-ac_max_sed_lines=50
-
-# First sed command is:	 sed -f defines.sed $ac_file_inputs >"$tmp/out1"
-# Second one is:	 sed -f defines.sed "$tmp/out1" >"$tmp/out2"
-# Third one will be:	 sed -f defines.sed "$tmp/out2" >"$tmp/out1"
-# et cetera.
-ac_in='$ac_file_inputs'
-ac_out='"$tmp/out1"'
-ac_nxt='"$tmp/out2"'
-
-while :
-do
-  # Write a here document:
-    cat >>$CONFIG_STATUS <<_ACEOF
-    # First, check the format of the line:
-    cat >"\$tmp/defines.sed" <<\\CEOF
-/^[	 ]*#[	 ]*undef[	 ][	 ]*$ac_word_re[	 ]*\$/b def
-/^[	 ]*#[	 ]*define[	 ][	 ]*$ac_word_re[(	 ]/b def
-b
-:def
-_ACEOF
-  sed ${ac_max_sed_lines}q conftest.defines >>$CONFIG_STATUS
-  echo 'CEOF
-    sed -f "$tmp/defines.sed"' "$ac_in >$ac_out" >>$CONFIG_STATUS
-  ac_in=$ac_out; ac_out=$ac_nxt; ac_nxt=$ac_in
-  sed 1,${ac_max_sed_lines}d conftest.defines >conftest.tail
-  grep . conftest.tail >/dev/null || break
-  rm -f conftest.defines
-  mv conftest.tail conftest.defines
-done
-rm -f conftest.defines conftest.tail
-
-echo "ac_result=$ac_in" >>$CONFIG_STATUS
-cat >>$CONFIG_STATUS <<\_ACEOF
   if test x"$ac_file" != x-; then
-    echo "/* $configure_input  */" >"$tmp/config.h"
-    cat "$ac_result" >>"$tmp/config.h"
-    if diff $ac_file "$tmp/config.h" >/dev/null 2>&1; then
-      { echo "$as_me:$LINENO: $ac_file is unchanged" >&5
-echo "$as_me: $ac_file is unchanged" >&6;}
+    {
+      $as_echo "/* $configure_input  */" \
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs"
+    } >"$tmp/config.h" \
+      || { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
+$as_echo "$as_me: error: could not create $ac_file" >&2;}
+   { (exit 1); exit 1; }; }
+    if diff "$ac_file" "$tmp/config.h" >/dev/null 2>&1; then
+      { $as_echo "$as_me:$LINENO: $ac_file is unchanged" >&5
+$as_echo "$as_me: $ac_file is unchanged" >&6;}
     else
-      rm -f $ac_file
-      mv "$tmp/config.h" $ac_file
+      rm -f "$ac_file"
+      mv "$tmp/config.h" "$ac_file" \
+	|| { { $as_echo "$as_me:$LINENO: error: could not create $ac_file" >&5
+$as_echo "$as_me: error: could not create $ac_file" >&2;}
+   { (exit 1); exit 1; }; }
     fi
   else
-    echo "/* $configure_input  */"
-    cat "$ac_result"
+    $as_echo "/* $configure_input  */" \
+      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs" \
+      || { { $as_echo "$as_me:$LINENO: error: could not create -" >&5
+$as_echo "$as_me: error: could not create -" >&2;}
+   { (exit 1); exit 1; }; }
   fi
-  rm -f "$tmp/out12"
  ;;
 
 
@@ -8471,6 +8824,11 @@ _ACEOF
 chmod +x $CONFIG_STATUS
 ac_clean_files=$ac_clean_files_save
 
+test $ac_write_fail = 0 ||
+  { { $as_echo "$as_me:$LINENO: error: write failure creating $CONFIG_STATUS" >&5
+$as_echo "$as_me: error: write failure creating $CONFIG_STATUS" >&2;}
+   { (exit 1); exit 1; }; }
+
 
 # configure is writing to config.log, and then calls config.status.
 # config.status does its own redirection, appending to config.log.
@@ -8492,6 +8850,10 @@ if test "$no_create" != yes; then
   # would make configure fail if this is the last instruction.
   $ac_cs_success || { (exit 1); exit 1; }
 fi
+if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
+  { $as_echo "$as_me:$LINENO: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+fi
 
 
 echo ""
diff --git a/configure.in b/configure.in
index f9ca25dd6e..aec5a06805 100644
--- a/configure.in
+++ b/configure.in
@@ -112,6 +112,9 @@ AC_ARG_ENABLE(matheval,
 AC_ARG_ENABLE(kbipack,
               AC_HELP_STRING([--enable-kbipack],
                              [compile kbipack if available (default=yes)]))
+AC_ARG_ENABLE(dintegration,
+              AC_HELP_STRING([--enable-dintegration],
+                             [compile Discrete Integration if available (default=yes)]))
 AC_ARG_ENABLE(gmm,
               AC_HELP_STRING([--enable-gmm],
                              [use gmm++ if available (default=yes)]))
@@ -159,6 +162,7 @@ if test "x$enable_minimal" = "xyes"; then
   enable_tetgen=no;
   enable_matheval=no;
   enable_kbipack=no;
+  enable_dintegration=no;
   enable_gmm=no;
   enable_ann=no;
   enable_metis=no;
@@ -540,6 +544,17 @@ if test "x$enable_contrib" != "xno"; then
     fi
   fi
 
+  dnl Check for DiscreteIntegration
+  if test "x$enable_dintegration" != "xno"; then
+    AC_CHECK_FILE(./contrib/DiscreteIntegration/Integration3D.cpp,DINTEGRATION="yes")
+    if test "x${DINTEGRATION}" = "xyes"; then
+      GMSH_DIRS="${GMSH_DIRS} contrib/DiscreteIntegration"
+      GMSH_LIBS="${GMSH_LIBS} -lGmshDIntegration"
+      AC_DEFINE(HAVE_DINTEGRATION)
+      BO="${BO} DIntegration"
+    fi
+  fi
+
 fi
 
 dnl Check for OpenCascade
-- 
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