anchor.diff:  @if EXIST %msys2% set mingwtest=%mingwtest%2
   @if %mingwtest%==12 set /p mingw=Do you want to build with MinGW-W64 instead of Visual Studio (y=yes):
   @if %dxtnbuilt%==0 set PATH=%gcc%\;%PATH%
  -@set mesatoolchain=crossmingw
  -@copy %gcc%\%altabi%-w64-mingw32-gcc-ar.exe %gcc%\%altabi%-w64-mingw32-ar.exe
  -@copy %gcc%\%altabi%-w64-mingw32-gcc-ranlib.exe %gcc%\%altabi%-w64-mingw32-ranlib.exe
  -@call "%msys2%" -use-full-path
  +@if /I "%mingw%"=="y" set sconscmd=%sconscmd% toolchain=crossmingw
  +@if /I "%mingw%"=="y" copy %gcc%\%altabi%-w64-mingw32-gcc-ar.exe %gcc%\%altabi%-w64-mingw32-ar.exe
  +@if /I "%mingw%"=="y" copy %gcc%\%altabi%-w64-mingw32-gcc-ranlib.exe %gcc%\%altabi%-w64-mingw32-ranlib.exe
  +@if /I "%mingw%"=="y" call "%msys2%" -use-full-path
  +@if /I "%mingw%"=="y" (
   pacman -Syu
   pacman -S python2
   wget https://bootstrap.pypa.io/get-pip.py
  
positive.code: @GOTO exit
  )
  @cd %mesa%mesa
  @set /p openswr=Do you want to build OpenSWR drivers? (y=yes):
  @set buildswr=0
  @if /i "%openswr%"=="y" set buildswr=1
  @set mesatoolchain=default
  @echo.
  @GOTO build_with_vs
  
  :build_with_mingw
  
negative.code: @for %%I in ("%cd%") do @set mesa=%%~sI
  @set mesa=%mesa%\
  @set abi=x86
  @set /p x64=Do you want to build for x64? (y/n) Otherwise build for x86:
  @if /I "%x64%"=="y" set abi=x64
  @set longabi=%abi%
  @if %abi%==x64 set longabi=x86_64
  