anchor.diff:           --user-config="%RECIPE_DIR%/user-config-win.jam" ^
   		 -sBZIP2_LIBPATH="%LIBRARY_LIB%" -sBZIP2_INCLUDE="%LIBRARY_INC%" -sBZIP2_BINARY=bzip2 ^
   		 -sZLIB_INCLUDE="%LIBRARY_INC%" -sZLIB_LIBPATH="%LIBRARY_LIB%" -sZLIB_BINARY=zlib ^
  -		 link=shared toolset="msvc-%MSVC_VER%" stage
  +		 link=shared toolset="msvc-%MSVC_VER%" %EXTRA_ARGS% stage
   
   robocopy "stage\lib" "%LIBRARY_LIB%" /E /NFL
   robocopy "boost" "%LIBRARY_INC%\boost" /E /NFL /NDL
  
positive.code: 
  if %ARCH% EQU 32 (
      call "%VCINSTALLDIR%\vcvarsall.bat" x86
  )
  if %ARCH% EQU 64 (
      call "%VCINSTALLDIR%\vcvarsall.bat" x64
  )
  
  python -c "from __future__ import print_function; import distutils.sysconfig; print(distutils.sysconfig.get_python_inc(True))" > temp.txt
  
negative.code: setlocal enableextensions
  
  if %PY3K% EQU 1 (
  