tar -zxf ../../ghc-tarballs/mingw/mingw-runtime*.tar.gz
tar -jxf ../../ghc-tarballs/mingw/perl*.tar.bz2
tar -zxf ../../ghc-tarballs/mingw/w32api*.tar.gz
tar -zxf ../../ghc-tarballs/mingw/mingw-runtime*.tar.gz
tar -jxf ../../ghc-tarballs/mingw/perl*.tar.bz2
tar -zxf ../../ghc-tarballs/mingw/w32api*.tar.gz