args: args.stdenv.mkDerivation { name = "babl-0.0.20"; src = args.fetchurl { url = ftp://ftp.gtk.org/pub/babl/0.0/babl-0.0.20.tar.bz2; sha256 = "15ilcwszhbfhiyzmjinlxbbpdhmvh9h6nacvqp59z8ai0dbjr54d"; }; buildInputs =(with args; []); meta = { description = "image pixel format coneversion libraray"; homepage = http://gegl.org/babl/; license = "GPL3"; }; }