wget \
http://cante.net/~jaalto/tmp/cygwin/optipng/64/optipng/optipng-0.7.4-1-src.tar.bz2 \
http://cante.net/~jaalto/tmp/cygwin/optipng/64/optipng/optipng-0.7.4-1.tar.bz2 \
http://cante.net/~jaalto/tmp/cygwin/optipng/64/optipng/optipng-0.7.4.tar.gz \
http://cante.net/~jaalto/tmp/cygwin/optipng/64/optipng/setup.hint