tarball=libpng-VERSION.tar.gz
sha1=eb7ed4d6d4646542fb4b4a0a3f53f7b419cf4965
sha256=e804e465d4b109b5ad285a8fb71f0dd3f74f0068f91ce3cdfde618180c174925
upstream_url=https://download.sourceforge.net/libpng/libpng-VERSION.tar.gz
