+/*-
+ * Copyright (c) 1991 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This module is believed to contain source code proprietary to AT&T.
+ * Use and redistribution is subject to the Berkeley Software License
+ * Agreement and your Software Agreement with AT&T (Western Electric).
+ *
+ * @(#)tdef.h 4.9 (Berkeley) 4/18/91
+ */