fake:

package/gnome2/gdm/gdm.conf

@@ -26,7 +26,7 @@ gdm_pm() {
 	# correct permissions
 	chown -R gdm:gdm $localstatedir/gdm
 	
-	register_xdm gdm 'GNOME display manager' $bindir/gdm
+	register_xdm gdm 'GNOME display manager' $sbindir/gdm
 
 	echo "Installing cron script ..."
 	rock_substitute $confdir/gdm.cron > $root/etc/cron.daily/90-gdm