curl -RO -C - http://ftp.de.debian.org/debian/pool/main/libf/libf2c2/libf2c2_20061008.orig.tar.gz
curl -RO -C - http://ftp.de.debian.org/debian/pool/main/libf/libf2c2/libf2c2_20061008-4.1.diff.gz
tar xvzf libf2c2_20061008.orig.tar.gz
[ ! -d libf2c2-20061008 ] && mv libf2c2-20061008.orig libf2c2-20061008
(cd libf2c2-20061008 && gzcat ../libf2c2_20061008-4.1.diff.gz | patch -p1)
(cd libf2c2-20061008 && patch -p0 -b -z.org < ../libf2c2-20061008-sakuya.patch)