Cygwin

Get that Linux feeling - on Windows

mingw64-i686-pthreads-src: pthreads-win32 for mingw-w64 32bit runtime stub (source)

    2013-07-07 10:08         762 mingw64-i686-pthreads.cygport
    2013-07-07 10:08      244448 pthreads-w32-20100619.tar.xz
    2013-07-07 10:08       39433 pthreads-win32-fixes.patch