#!/bin/sh## simplified dhclient-script for NeXTSTEP/OPENSTEP## removed a lot of the cruft from the netbsd version since NeXTSTEP doesn't# support aliases and lots of things were breaking for no good reason## 14 Sep 1997, David W. Young#if [ x$reason = xPREINIT ]; then  ifconfig $interface inet 0.0.0.0 netmask 0.0.0.0 up >/dev/null 2>&1  exit 0fiif [ x$reason = xBOUND ] || [ x$reason = xRENEW ] || \   [ x$reason = xREBIND ] || [ x$reason = xREBOOT ]; then  current_hostname=`hostname`  if [ x$current_hostname = x ] || \     [ x$current_hostname = x$old_host_name ]; then    if [ x$current_hostname = x ] || \       [ x$new_host_name != x$old_host_name ]; then      hostname $new_host_name    fi  fi      if [ x$old_ip_address != x ] && [ x$old_ip_address != x$new_ip_address ]   then    ifconfig $interface $new_ip_address netmask $new_subnet_mask \			>/dev/null 2>&1    route add $new_ip_address 127.1 0 >/dev/null 2>&1    for router in $new_routers ; do      route add default $router 1 >/dev/null 2>&1    done  fi  if [ x"$new_domain_name_servers" != x ]; then    cat /dev/null > /etc/resolv.conf.dhclient    if [ "x$new_domain_search != x ]; then      echo search $new_domain_search >> /etc/resolv.conf.dhclient    elif [ "x$new_domain_name != x ]; then      # Note that the DHCP 'Domain Name Option' is really just a domain      # name, and that this practice of using the domain name option as      # a search path is both nonstandard and deprecated.      echo search $new_domain_name >> /etc/resolv.conf.dhclient    fi    for nameserver in $new_domain_name_servers; do      echo nameserver $nameserver >>/etc/resolv.conf.dhclient    done    mv /etc/resolv.conf.dhclient /etc/resolv.conf  fi  exit 0fiif [ x$reason = xEXPIRE ] || [ x$reason = xFAIL ] || [ x$reason = xRELEASE ] \   || [ x$reason = xSTOP ]; then  if [ x$old_ip_address != x ]; then    route delete $old_ip_address 127.1 >/dev/null 2>&1    for $router in $old_routers ; do      route delete default $router >/dev/null 2>&1    done  fi  exit 0fi