{stdenv, fetchurl, zlib}: stdenv.mkDerivation { name = "squashfs-3.1-r2"; builder = ./builder.sh; src = fetchurl { url = http://surfnet.dl.sourceforge.net/sourceforge/squashfs/squashfs3.1-r2.tar.gz; md5 = "c252e5286b142afa54ca49829c51a33f"; }; buildInputs = [zlib]; }