{stdenv, fetchurl}: stdenv.mkDerivation { name = "iptables-1.4.1.1"; src = fetchurl { url = http://www.netfilter.org/projects/iptables/files/iptables-1.4.1.1.tar.bz2; sha256 = "10mmf0d2gpshhi5a73z1y14wdh7pdk3hvn78ps5i37qayv6irqgr"; }; meta = { description = "A program to configure the Linux IP packet filtering ruleset"; homepage = http://www.netfilter.org/projects/iptables/index.html; }; }