{stdenv, fetchurl}: stdenv.mkDerivation { name = "mk-2006-01-31"; src = fetchurl { url = "http://tarballs.nixos.org/mk-20060131.tar.gz"; sha256 = "0za8dp1211bdp4584xb59liqpww7w1ql0cmlv34p9y928nibcxsr"; }; builder = ./builder.sh; meta = { platforms = stdenv.lib.platforms.unix; }; }