This patch fixes silver arrows not doing silver damage to silver haters.
One consequence is that silver arrows do do a lot more damage to shades.
I'm not really sure if that should be changed or not...

I hope this fix helps. Let me know what you think!
Chris Becker (topher@csh.rit.edu)

More bug fixes and patches can be found at 
http://www.csh.rit.edu/~topher/nethack


--- ../orig-nethack-3.4.3/src/uhitm.c	2003-12-07 18:39:14.000000000 -0500
+++ src/uhitm.c	2004-01-08 23:53:08.000000000 -0500
@@ -597,6 +597,12 @@
 			if (mdat != &mons[PM_SHADE])
 			    tmp++;
 		    }
+			/* silver arrows do silver damage - Chris Becker (topher@csh.rit.edu) */
+			if (objects[obj->otyp].oc_material == SILVER
+				&& hates_silver(mdat)) {
+			silvermsg = TRUE; silverobj = TRUE;
+			tmp += rnd(20);
+		    }
 		} else {
 		    tmp = dmgval(obj, mon);
 		    /* a minimal hit doesn't exercise proficiency */