+ * Revision 1.26 1997-09-18 08:59:18 adam
+ * Extra generic handle for the character mapping routines.
+ *
+ * Revision 1.25 1997/09/17 12:19:09 adam
+ * Zebra version corresponds to YAZ version 1.4.
+ * Changed Zebra server so that it doesn't depend on global common_resource.
+ *
+ * Revision 1.24 1997/09/05 15:30:00 adam
+ * Changed prototype for chr_map_input - added const.
+ * Added support for C++, headers uses extern "C" for public definitions.
+ *
+ * Revision 1.23 1996/10/29 13:45:33 adam
+ * Changed definition of DICT_DEFAULT_PAGESIZE.
+ *
+ * Revision 1.22 1996/06/04 10:20:10 adam
+ * Added support for character mapping.
+ *
+ * Revision 1.21 1996/05/24 14:46:07 adam
+ * Added dict_grep_cmap function to define user-mapping in grep lookups.
+ *
+ * Revision 1.20 1996/03/20 09:35:23 adam
+ * Function dict_lookup_grep got extra parameter, init_pos, which marks
+ * from which position in pattern approximate pattern matching should occur.
+ *
+ * Revision 1.19 1996/02/02 13:43:54 adam
+ * The public functions simply use char instead of Dict_char to represent
+ * search strings. Dict_char is used internally only.
+ *
+ * Revision 1.18 1996/02/01 20:41:06 adam
+ * Bug fix: insert didn't work on 8-bit characters due to unsigned char
+ * compares in dict_strcmp (strcmp) and signed Dict_char. Dict_char is
+ * unsigned now.
+ *
+ * Revision 1.17 1995/12/07 11:47:04 adam
+ * Default pagesize is 4k instead of 8k.
+ *
+ * Revision 1.16 1995/12/06 14:41:13 adam
+ * New function: dict_delete.
+ *
+ * Revision 1.15 1995/10/27 13:59:17 adam