diff --git a/variables.msvc b/variables.msvc
index b56ff698a5d8b0782afd9aa542902a0ba592efd0..31f87216a771a09799197dbb26f624451e0b5810 100644
--- a/variables.msvc
+++ b/variables.msvc
@@ -8,7 +8,12 @@ HOSTNAME=localhost
 
 # The names of the C and C++ compilers
 CC=cl
-CXX=cl /EHsc /nologo
+CXX=cl /EHsc /nologo /GR 
+
+#MLd --> Single Thread debug ok?
+#MTd--> Multit hread debug 
+
+
 
 # increase stack size to 16Mb to avoid stack overflows in recursive 
 # tet classification for large 3D Delaunay grids
@@ -18,7 +23,9 @@ LINKER=cl /F16777216
 FLAGS=/DWIN32 /D_USE_MATH_DEFINES /DHAVE_NO_DLL /DHAVE_NO_VSNPRINTF /DHAVE_NO_SNPRINTF /DHAVE_NO_SOCKLEN_T /DHAVE_ANN /DHAVE_MATH_EVAL /DHAVE_NETGEN /DHAVE_TETGEN
 
 # Additional system includes
-SYSINCLUDE=/I"C:\Program Files\Microsoft Visual Studio 9.0\VC\INCLUDE" /I"C:\Program Files\Microsoft SDKs\Windows\v6.0A\include"
+#SYSINCLUDE=/I"C:\Program Files\Microsoft Visual Studio 9.0\VC\INCLUDE" /I"C:\Program Files\Microsoft SDKs\Windows\v6.0A\include"
+
+SYSINCLUDE=/I"C:\Program Files\Microsoft Visual Studio .NET 2003\VC7\INCLUDE" /I"C:\Program Files\Microsoft Visual Studio .NET 2003\Vc7\PlatformSDK\Include"
 
 # Compiler optimization flags
 OPTIM=/O2
@@ -43,7 +50,7 @@ LIBEXT=.lib
 EXEEXT=.exe
 
 # Installation directories
-prefix=/usr/local
+prefix="S:\Lib\gmsh"
 exec_prefix=${prefix}
 bindir=${exec_prefix}/bin
 datadir=${datarootdir}