+ * Revision 1.6 1998/04/23 13:24:21 mdw
+ * Fix multiple inclusion guard macro name.
+ *
+ * Revision 1.5 1998/01/12 16:46:15 mdw
+ * Fix copyright date.
+ *
+ * Revision 1.4 1997/09/17 10:26:11 mdw
+ * Use rewritten class handler. Support `none' class.
+ *
+ * Revision 1.3 1997/08/20 16:18:05 mdw