diff -ur --unidirectional-new-file jikes.orig/src/config.h work/jikes/src/config.h
--- jikes.orig/src/config.h	Mon Sep 13 07:21:14 1999
+++ work/jikes/src/config.h	Wed Sep 15 10:33:20 1999
@@ -10,7 +10,9 @@
 #ifndef config_INCLUDED
 #define config_INCLUDED
 
+#ifndef NO_WCHAR_H
 #include <wchar.h>
+#endif
 #include <new.h>
 #include <iostream.h>
 #include <stdlib.h>
