#!/bin/bash

$XTABLES_MULTI iptables -N c1 || exit 0
$XTABLES_MULTI iptables -N c2 || exit 0
$XTABLES_MULTI iptables -E c1 c2 || exit 1

$XTABLES_MULTI ip6tables -N c1 || exit 0
$XTABLES_MULTI ip6tables -N c2 || exit 0
$XTABLES_MULTI ip6tables -E c1 c2 || exit 1

echo "E: Renamed with existing chain" >&2
exit 0