Don't generate Ludios in multiplayer

Ignore-this: 1191ec8e17739abfb9f963dafe23c35f

darcs-hash:20120114173442-99289-ebeb19832b8e1148b1eeea7df4c1b981286ca47e

Author: Alex Smith

src/mklev.c

@@ -1,6 +1,6 @@
 /*	SCCS Id: @(#)mklev.c	3.4	2001/11/29	*/
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
-/* Modified 28 Dec 2010 by Alex Smith */
+/* Modified 14 Jan 2012 by Alex Smith */
 /* NetHack may be freely redistributed.  See license for details. */
 
 #include "hack.h"
@@ -1570,6 +1570,10 @@ xchar x, y;
 	branch *br;
 	schar u_depth;
 
+        /* this causes too many problems in multiplayer, disable it
+           for now */
+        if (iflags.multiplayer) return;
+
 	br = dungeon_branch("Fort Ludios");
 	if (on_level(&knox_level, &br->end1)) {
 	    source = &br->end2;