{ stdenv, fetchurl }: let version = "1.0.4"; in stdenv.mkDerivation { name = "classads-${version}"; src = fetchurl { url = "ftp://ftp.cs.wisc.edu/condor/classad/c++/classads-${version}.tar.gz"; sha256 = "80b11c6d383891c90e04e403b2f282e91177940c3fe536082899fbfb9e854d24"; }; configureFlags = '' --enable-namespace --enable-flexible-member ''; meta = { homepage = http://www.cs.wisc.edu/condor/classad/; description = "The Classified Advertisements library provides a generic means for matching resources"; license = "Apache-2.0"; }; }