anderen User für exim4?

#! /bin/sh
# /etc/init.d/exim4
#
# Written by Miquel van Smoorenburg <miquels@drinkel.ow.org>.
# Modified for Debian GNU/Linux by Ian Murdock <imurdock@gnu.ai.mit.edu>.
# Modified for exim by Tim Cutts <timc@chiark.greenend.org.uk>


#
# Soeren Gerlach - 30.03.2003 
# Aenderungen fuer MailScanner: 2 Instanzen von exim erzeugen
#
set -e


# Exit if exim runs from /etc/inetd.conf
if [ -f /etc/inetd.conf ] && grep -q "^ *smtp" /etc/inetd.conf; then
    exit 0
fi




export DAEMON=/usr/sbin/exim4
export NAME=exim4


startExim() {

 start-stop-daemon --start --chuid mail:mail --pidfile /var/run/exim4/exim.pid --exec $DAEMON --  -bd -odq  -DSPOOL_DIRECTORY=/var/spool/exim_incoming
 start-stop-daemon --start --chuid mail:mail --pidfile /var/run/exim4/exim_out.pid --exec $DAEMON -- -qff5m -oP /var/run/exim4/exim_out.pid
}


stopExim() {
 start-stop-daemon --stop --pidfile /var/run/exim4/exim.pid --oknodo --retry 30 --exec $DAEMON
 start-stop-daemon --stop --pidfile /var/run/exim4/exim_out.pid --oknodo --retry 30 --exec $DAEMON
}


test -x $DAEMON || exit 0


case "$1" in
  start)
    echo -n "Starting MTA: "
    startExim
    echo "exim4."
    ;;
  stop)
    echo -n "Stopping MTA: "
    stopExim
    echo "exim4."
      ;;
  restart)
    echo -n "Restarting MTA: "
    stopExim
    startExim
    echo "exim4."
    ;;
  reload|force-reload)
    echo "Reloading $NAME configuration files"
    start-stop-daemon --stop --pidfile /var/run/exim4/exim.pid --signal 1 --exec $DAEMON
    start-stop-daemon --stop --pidfile /var/run/exim4/exim_out.pid --signal 1 --exec $DAEMON
    ;;
  *)
    echo "Usage: /etc/init.d/$NAME {start|stop|restart|reload}"
    exit 1
    ;;
esac


exit 0