#!/bin/bash . $dracutfunctions for program in ip hostname; do which $program >/dev/null 2>&1 if [ $? -ne 0 ]; then dwarning "Could not find program \"$program\" required by network." exit 1 fi done for program in dhclient brctl; do which $program >/dev/null 2>&1 if [ $? -ne 0 ]; then dwarning "Could not find program \"$program\" it might be required by network." fi done exit 255