+ * Revision 1.4 1999/05/22 13:39:15 mdw
+ * Change spelling of `multiplexor'. ;-)
+ *
+ * Revision 1.3 1999/05/17 20:36:36 mdw
+ * Make the selector type symbols an enumeration rather than a bunch of
+ * #defines.
+ *
+ * Revision 1.2 1999/05/15 10:33:32 mdw
+ * Fix copyright notices.
+ *