--- rxvt-unicode/src/rxvtfont.C	2007/10/22 07:36:51	1.120
+++ rxvt-unicode/src/rxvtfont.C	2007/10/28 11:25:04	1.121
@@ -514,7 +514,7 @@
   if (XGetFontProperty (f, property, &value))
     return XGetAtomName (term->dpy, value);
   else
-    return rxvt_strdup (repl);
+    return repl ? strdup (repl) : 0;
 }
 
 rxvt_fontprop