init: init nachos hw01, should pass jenkins os_group_20_hw job but fail on os_group_20_ta job

code/lib/libtest.h

@@ -0,0 +1,15 @@
+// libtest.h 
+//	 Defines self test module for standard library routines.
+//
+// Copyright (c) 1992-1996 The Regents of the University of California.
+// All rights reserved.  See copyright.h for copyright notice and limitation 
+// of liability and disclaimer of warranty provisions.
+
+#ifndef LIBTEST_H
+#define LIBTEST_H
+
+#include "copyright.h"
+
+extern void LibSelfTest();
+
+#endif // LIBTEST_H