anchor.diff:  REM ======================================================================
   
   REM Configure Visual C++
  -call vcvarsall.bat x86
  +call "%VC_DIR%\vcvarsall.bat" x86
   if not defined INCLUDE ( echo. && echo *** Failed to run vcvarsall.bat! Is Microsoft Visual Studio installed? && exit /B 1 )
   
   REM ======================================================================
  
positive.code: set PERL_DIR=%SystemDrive%\Perl\bin;%SystemDrive%\Perl64\bin
  set SDK_DIR=%ProgramFiles%\Microsoft Platform SDK
  set DBG_DIR=%ProgramFiles%\Debugging Tools for Windows (x86);%ProgramFiles%\Debugging Tools for Windows (x64)
  set DOTNET_DIR=%SystemRoot%\Microsoft.NET\Framework\v3.5
  
  REM For some reason this is not defined whilst in some environments
  if "A%VS90COMNTOOLS%"=="A" set VS90COMNTOOLS=%VS_DIR%\Common7\Tools\
  
negative.code: REM ======================================================================
  
  REM Configure the Platform SDK environment
  call "%SDK_DIR%\SetEnv.Cmd" /2000 /RETAIL
  if not defined MSSDK ( echo. && echo *** Failed to run setenv.cmd! Are the Microsoft Platform SDK installed? && exit /B 1 )
  
  REM ======================================================================
  REM ====== THIS SHOULD BE REMOVED WHEN Win2K IS NO LONGER SUPPORTED ======
  set INCLUDE=%SDK_DIR%\Include;%VC_DIR%\ATLMFC\INCLUDE;%VC_DIR%\INCLUDE;
  set LIB=%SDK_DIR%\Lib;%VC_DIR%\ATLMFC\LIB;%VC_DIR%\LIB;
  set LIBPATH=%DOTNET_DIR%;%VC_DIR%\ATLMFC\LIB;%VC_DIR%\LIB;
  REM ====== THIS SHOULD BE REMOVED WHEN Win2K IS NO LONGER SUPPORTED ======
  REM ======================================================================
  
  