anchor.diff:  
     if %BITS% equ 32 goto SkipSync
     echo @@@BUILD_STEP partial_sdk_32@@@
  +  setlocal
     call vcvarsall.bat x86 && call scons.bat --verbose --mode=nacl_extra_sdk -j 8 ^
       platform=x86-32 extra_sdk_update_header install_libpthread extra_sdk_update
     if %ERRORLEVEL% neq 0 exit /b %ERRORLEVEL%
  +  endlocal
   )
   :SkipSync
   
   echo @@@BUILD_STEP gyp_compile@@@
  +setlocal
   call vcvarsall.bat x86 && call devenv.com build\all.sln /build %GYPMODE%
   if %ERRORLEVEL% neq 0 exit /b %ERRORLEVEL%
  +endlocal
   
   echo @@@BUILD_STEP gyp_tests@@@
   python_slave.exe trusted_test.py --config %GYPMODE%
  
positive.code: 
  echo on
  
  set MODE=%1
  set BITS=%2
  set TOOLCHAIN=%3
  
negative.code: 
    if %BITS% equ 32 goto SkipSync
    echo @@@BUILD_STEP partial_sdk_32@@@
    setlocal
    call vcvarsall.bat x86 && call scons.bat --verbose --mode=nacl_extra_sdk -j 8 ^
      %GLIBCOPTS% platform=x86-32 extra_sdk_update_header extra_sdk_update
    if %ERRORLEVEL% neq 0 exit /b %ERRORLEVEL%
    endlocal
  ) else (
    call scons.bat --verbose --mode=nacl_extra_sdk platform=x86-%BITS% ^
      --download extra_sdk_update_header install_libpthread extra_sdk_update
  