diff -ur --unidirectional-new-file jikes.orig/src/case.h work/jikes/src/case.h
--- jikes.orig/src/case.h	Thu Aug 26 08:34:03 1999
+++ work/jikes/src/case.h	Wed Sep 15 10:33:20 1999
@@ -12,7 +12,9 @@
 #define case_INCLUDED
 
 #include "config.h"
+#ifndef NO_WCHAR_H
 #include <wchar.h>
+#endif
 
 //
 // NOTE that this class is hard-wired to work on an ASCII machine.
