Index: NSAttributedString.m
===================================================================
--- NSAttributedString.m	(revision 25384)
+++ NSAttributedString.m	(working copy)
@@ -1061,13 +1061,14 @@
     {
       return subFont;
     }
-
+#if 0
   subFont = [self _substituteFontFor: uchar font: baseFont fromList: 
                       [[NSFontManager sharedFontManager] availableFonts]];
   if (subFont != nil)
     {
       return subFont;
     }
+#endif
   
   return nil;
 }