anchor.diff:  if not ERRORLEVEL 1 (
     set VSVER=2019
     if /i "%Platform%" == "x64" (
  -    set CMAKEOPT=Visual Studio 16 2019
  +    set CMAKEOPT=-G"Visual Studio 16 2019" -A x64
     ) else (
  -    set CMAKEOPT=Visual Studio 16 2019
  +    set CMAKEOPT=-G"Visual Studio 16 2019" -A Win32
     )
   ) else (
     echo %QT_INSTALL_PREFIX% | find "msvc2017" >NUL
     if not ERRORLEVEL 1 (
       set VSVER=2017
       if /i "%Platform%" == "x64" (
  -      set CMAKEOPT=Visual Studio 15 2017 Win64
  +      set CMAKEOPT=-G"Visual Studio 15 2017 Win64"
       ) else (
  -      set CMAKEOPT=Visual Studio 15 2017
  +      set CMAKEOPT=-G"Visual Studio 15 2017"
       )
     ) else (
       set VSVER=2015
       if /i "%Platform%" == "x64" (
  -      set CMAKEOPT=Visual Studio 14 2015 Win64
  +      set CMAKEOPT=-G"Visual Studio 14 2015 Win64"
       ) else (
  -      set CMAKEOPT=Visual Studio 14 2015
  +      set CMAKEOPT=-G"Visual Studio 14 2015"
       )
     )
   )
  
positive.code: 
  cd %BASEDIR%3rdparty\mongo-driver
  del /f /q CMakeCache.txt cmake_install.cmake CMakeFiles Makefile >nul 2>&1
  echo cmake -G"%CMAKEOPT%" -DCMAKE_CONFIGURATION_TYPES=Release -DENABLE_STATIC=ON -DENABLE_SSL=OFF -DENABLE_SNAPPY=OFF -DENABLE_SRV=OFF -DENABLE_SASL=OFF -DENABLE_ZLIB=OFF -DENABLE_TESTS=OFF .
  cmake -G"%CMAKEOPT%" -DCMAKE_CONFIGURATION_TYPES=Release -DENABLE_STATIC=ON -DENABLE_SSL=OFF -DENABLE_SNAPPY=OFF -DENABLE_SRV=OFF -DENABLE_SASL=OFF -DENABLE_ZLIB=OFF -DENABLE_TESTS=OFF .
  echo Compiling MongoDB driver library ...
  devenv libmongoc.sln /project mongoc_static /rebuild Release >nul 2>&1
  if ERRORLEVEL 1 (
    :: Shows error
    devenv libmongoc.sln /project mongoc_static /build Release
  
negative.code: 
  cd %BASEDIR%3rdparty\mongo-driver\src\libbson
  del /f /q CMakeCache.txt cmake_install.cmake CMakeFiles Makefile >nul 2>&1
  cmake %CMAKEOPT% -DCMAKE_CONFIGURATION_TYPES=Release -DENABLE_STATIC=ON -DENABLE_TESTS=OFF .
  echo Compiling BSON library ...
  devenv libbson.sln /project bson_static /rebuild Release >nul 2>&1
  if ERRORLEVEL 1 (
  