if "%BUILD_ARCH%"=="" ( if "%PROCESSOR_ARCHITECTURE%" == "AMD64" ( set WINDOWS_ARCH= Win64 set BUILD_ARCH=x64 ) else if "%PROCESSOR_ARCHITEW6432%" == "AMD64" ( set WINDOWS_ARCH= Win64 set BUILD_ARCH=x64 ) else ( echo Error: 32 bit builds of blender are no longer supported. goto ERR ) ) else if "%BUILD_ARCH%"=="x64" ( set WINDOWS_ARCH= Win64 ) :EOF exit /b 0 :ERR exit /b 1