anchor.diff:    rmdir /s /q qtwebengine
   )
   
  -:: Angle requires C++11 compilers so vc9 Qt5 must only use DesktopGL
  -:: QT_OPENGL=software *may* work too given non-broken opengl32sw.dll
  -if %VS_MAJOR% LSS 10 (
  -  set OPENGLVER=desktop
  -) else (
  -  set OPENGLVER=dynamic
  -)
  +set OPENGLVER=dynamic
   
   :: Patch does not apply cleanly.  Copy file.
   :: https://codereview.qt-project.org/#/c/141019/
   copy %RECIPE_DIR%\tst_compiler.cpp qtbase\tests\auto\other\compiler\
  -
  -:: A check here for msinttypes
  -if %VS_MAJOR% LSS 10 (
  -  if not exist %PREFIX%/Library/include/stdint.h (
  -    echo %PREFIX%/include/stdint.h does not exist, please use msinttypes
  -    exit /b 1
  -  )
  -)
   
   :: TODO: should we always be rebuilding configure.exe anyway
   :: Mentioned patch no longer applied
  
positive.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
  )
  
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
  