anchor.diff:  )
   call %RECIPE_DIR%\obvci_appveyor_python_build_env.cmd
   
  -if "%DXSDK_DIR%" == "" (
  -  echo You do not appear to have the DirectX SDK installed.  Please get it from
  -  echo    https://www.microsoft.com/en-us/download/details.aspx?id=6812
  -  echo and try this build again.  If you have installed it, and are still seeing
  -  echo this message, please open a new console to refresh your environment variables.
  -  exit /b 1
  -)
  +:: if "%DXSDK_DIR%" == "" (
  +::   echo You do not appear to have the DirectX SDK installed.  Please get it from
  +::   echo    https://www.microsoft.com/en-us/download/details.aspx?id=6812
  +::   echo and try this build again.  If you have installed it, and are still seeing
  +::   echo this message, please open a new console to refresh your environment variables.
  +::   exit /b 1
  +:: )
   
   :: Webengine requires either working OpenGL drivers or
   :: Angle (therefore DirectX >= 11). This works on some
  
positive.code:   set WEBBACKEND=qtwebkit
  )
  
  :: Add the gnuwin32 tools to PATH - needed for webkit
  :: Ruby is also needed but this is supplied by AppVeyor
  :: Actually MSYS2 ruby needs to be installed instead.
  set PATH=%cd%\gnuwin32\bin;%PATH%
  
  where ruby.exe
  if %ERRORLEVEL% neq 0 (
    echo Could not find ruby.exe
    exit /b 1
  )
  
  where perl.exe
  if %ERRORLEVEL% neq 0 (
    echo Could not find perl.exe
    exit /b 1
  )
  
  
  :: Install a custom python 27 environment for us, to use in building webengine, otherwise
  :: add SYS_PREFIX to PATH to find the conda root env python; QtQml works with any python:
  
negative.code: :: To rewrite qt.conf contents per conda environment
  copy "%RECIPE_DIR%\write_qtconf.bat" "%PREFIX%\Scripts\.qt-post-link.bat"
  if errorlevel 1 exit /b 1
  onda remove` also causes immediate build failure.
  if "%WEBBACKEND%" == "qtwebengine" (
    conda remove -y -n python27_qt5_build --all
  )
  
  :: To rewrite qt.conf contents per conda environment
  copy "%RECIPE_DIR%\write_qtconf.bat" "%PREFIX%\Scripts\.qt-post-link.bat"
  if errorlevel 1 exit /b 1
  k.bat"
  if errorlevel 1 exit /b 1
  