{ stdenv, fetchurl }: let version = "0.1.6"; in stdenv.mkDerivation { name = "libyaml-${version}"; src = fetchurl { url = "http://pyyaml.org/download/libyaml/yaml-${version}.tar.gz"; sha256 = "0j9731s5zjb8mjx7wzf6vh7bsqi38ay564x6s9nri2nh9cdrg9kx"; }; meta = with stdenv.lib; { homepage = http://pyyaml.org/; description = "A YAML 1.1 parser and emitter written in C"; license = licenses.mit; }; }