--- a/vcmake.bat	Tue Nov 15 21:28:05 2011 +0000
+++ b/vcmake.bat	Thu Mar 29 18:03:58 2012 +0000
@@ -3,6 +3,10 @@
 @REM type vcmake, and wait...
 @REM do not edit - automatically generated from ProjectDefinition
 @REM -------
-make.exe -N -f bc.mak -DUSEVC %1 %2
+
+@if not defined VSINSTALLDIR (
+	call "C:\Program Files\Microsoft Visual Studio 10.0"\VC\bin\vcvars32.bat
+)
+make.exe -N -f bc.mak -DUSEVC %*