2.1.6:i686-w64-mingw32
2.1.6:x86_64-w64-mingw32
2.2.2:i686-w64-mingw32
2.2.2:x86_64-w64-mingw32
2.3.0:i686-w64-mingw32
2.3.0:x86_64-w64-mingw32