+ * Revision 1.16 1996-05-24 14:46:04 adam
+ * Added dict_grep_cmap function to define user-mapping in grep lookups.
+ *
+ * Revision 1.15 1996/03/20 09:35:18 adam
+ * Function dict_lookup_grep got extra parameter, init_pos, which marks
+ * from which position in pattern approximate pattern matching should occur.
+ *
+ * Revision 1.14 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 1.13 1996/01/08 09:09:30 adam
+ * Function dfa_parse got 'const' string argument.
+ *
+ * Revision 1.12 1995/12/11 09:04:48 adam
+ * Bug fix: the lookup/scan/lookgrep didn't handle empty dictionary.
+ *
+ * Revision 1.11 1995/12/06 14:43:02 adam
+ * New function: dict_delete.
+ *
+ * Revision 1.10 1995/11/16 17:00:44 adam
+ * Changed stupid log.
+ *
+ * Revision 1.9 1995/10/27 13:58:09 adam
+ * Makes 'Database unavailable' diagnostic.
+ *
+ * Revision 1.8 1995/10/19 14:57:21 adam