{ fetchurl, stdenv, flex, bison, pkgconfig, libmnl, libnfnetlink , libnetfilter_conntrack, libnetfilter_queue, libnetfilter_cttimeout , libnetfilter_cthelper }: stdenv.mkDerivation rec { name = "conntrack-tools-${version}"; version = "1.4.2"; src = fetchurl { url = "http://www.netfilter.org/projects/conntrack-tools/files/${name}.tar.bz2"; sha256 = "e5c423dc077f9ca8767eaa6cf40446943905711c6a8fe27f9cc1977d4d6aa11e"; }; buildInputs = [ libmnl libnfnetlink libnetfilter_conntrack libnetfilter_queue libnetfilter_cttimeout libnetfilter_cthelper ]; nativeBuildInputs = [ flex bison pkgconfig ]; meta = with stdenv.lib; { homepage = http://conntrack-tools.netfilter.org/; description = "Connection tracking userspace tools"; platforms = platforms.linux; license = licenses.gpl2Plus; }; }