diff -ur --unidirectional-new-file jikes.orig/src/bytecode.cpp work/jikes/src/bytecode.cpp
--- jikes.orig/src/bytecode.cpp	Tue Sep 14 09:10:40 1999
+++ work/jikes/src/bytecode.cpp	Wed Sep 15 10:33:20 1999
@@ -20,7 +20,9 @@
 #include "table.h"
 #include <iostream.h>
 #include <string.h>
+#ifndef NO_WCHAR_H
 #include <wchar.h>
+#endif
 
 #ifdef WIN32_FILE_SYSTEM
 #include <windows.h>
