+ * Revision 1.8 1996-02-02 13:43:52 adam
+ * The public functions simply use char instead of Dict_char to represent
+ * search strings. Dict_char is used internally only.
+ *
+ * Revision 1.7 1995/12/11 09:04:50 adam
+ * Bug fix: the lookup/scan/lookgrep didn't handle empty dictionary.
+ *
+ * Revision 1.6 1995/11/20 11:58:04 adam