+ * Revision 1.8 1998-03-05 08:17:24 adam
+ * Added a few comments - no code changed.
+ *
+ * Revision 1.7 1996/02/02 13:43:51 adam
+ * The public functions simply use char instead of Dict_char to represent
+ * search strings. Dict_char is used internally only.
+ *
+ * Revision 1.6 1995/12/11 09:04:50 adam
+ * Bug fix: the lookup/scan/lookgrep didn't handle empty dictionary.
+ *
+ * Revision 1.5 1995/09/04 09:09:15 adam