- flock -x -n "$PIDFILE" -c "true" || die "Already started"
- $POSTLICYD -p "$PIDFILE" "$CONF" || die "Failed"
+ start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $POSTLICYD --text > /dev/null || die "Already running"
+ do_checkconf || die "Invalid configuration"
+ start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $POSTLICYD -- -p "$PIDFILE" "$CONF" || die "Failed"