--- a/devtools/vcmake.bat	Thu Jan 10 14:24:42 2013 +0100
+++ b/devtools/vcmake.bat	Thu Jan 10 14:24:51 2013 +0100
@@ -1,12 +1,18 @@
 @REM -------
-@REM make using microsoft visual c
+@REM make using Microsoft Visual C compiler
 @REM type vcmake, and wait...
 @REM do not edit - automatically generated from ProjectDefinition
 @REM -------
 
 @if not defined VSINSTALLDIR (
-	call "C:\Program Files\Microsoft Visual Studio 10.0"\VC\bin\vcvars32.bat
+    call ..\..\..\rules\vcsetup.bat
 )
-make.exe -N -f bc.mak -DUSEVC %*
+@SET DEFINES=
+@REM Kludge got Mercurial, cannot be implemented in Borland make
+@FOR /F "tokens=*" %%i in ('hg root') do SET HGROOT=%%i
+@IF "%HGROOT%" NEQ "" SET DEFINES=%DEFINES% "-DHGROOT=%HGROOT%"
+make.exe -N -f bc.mak -DUSEVC=1 %DEFINES% %*
 
 
+
+