anchor.diff:  xcopy /S %SRC_DIR% %LIBRARY_PREFIX%
   if errorlevel 1 exit 1
   
  +:: Create a graphviz folder in %LIBRARY_BIN% to avoid dll
  +:: clashes with other packages (e.g. Qt4)
   mkdir %LIBRARY_BIN%
   move %LIBRARY_PREFIX%\graphviz %LIBRARY_BIN%\graphviz
   if errorlevel 1 exit 1
  
positive.code: REM remove unneeded librar stubs
  rd /S /Q %SRC_DIR%\include
  rd /S /Q %SRC_DIR%\lib
  rd /S /Q %SRC_DIR%\share\man
  
negative.code: del %LIBRARY_PREFIX%\bld.bat
  if errorlevel 1 exit 1
  
  :: Create bat links for all exe files in %LIBRARY_BIN%\graphviz
  pushd %LIBRARY_BIN%
  for /r "%LIBRARY_BIN%\graphviz" %%f in (*.exe) do (
      echo @echo off > %%~nf.bat
  