anchor.diff:  )
   
   :build_mesa_exec
  -@cmd /k "scons build=release platform=windows machine=%longabi% toolchain=%mesatoolchain% swr=%buildswr% libgl-gdi"
  +@rem cmd /k "scons build=release platform=windows machine=%longabi% toolchain=%mesatoolchain% swr=%buildswr% libgl-gdi"
  +@scons build=release platform=windows machine=%longabi% toolchain=%mesatoolchain% swr=%buildswr% libgl-gdi" ^&^& @pause
   
   :exit
   exit
positive.code: :build_dxtn
  @if NOT EXIST "%gcc%" GOTO build_mesa
  @if NOT EXIST "%mesa%dxtn" GOTO build_mesa
  @set PATH=%gcc%\;%PATH%
  @set /p builddxtn=Do you want to build S3 texture compression library? (y/n):
  @if /i NOT %builddxtn%==y GOTO build_mesa
  @cd "%mesa%dxtn"
  @RD /S /Q %abi%
  @MD %abi%
  
negative.code: @set mingw=n
  @set mingwtest=0
  @if EXIST "%gcc%" @set mingwtest=1
  @set msys2=%mesa%msys64\msys2_shell.cmd
  @if EXIST "%msys2%" @set mingwtest=%mingwtest%2
  @rem if %mingwtest%==12 @set /p mingw=Do you want to build with MinGW-W64 instead of Visual Studio (y=yes):
  