-int dict_scan_trav (Dict dict, Dict_ptr ptr, int pos, Dict_char *str,
- int start, int *count, void *client,
- int (*userfunc)(char *, const char *, int, void *),
- int dir)
+static void scan_direction(Dict dict, Dict_ptr ptr, int pos, Dict_char *str,
+ int start, int *count, void *client,
+ int (*userfunc)(char *, const char *, int, void *),
+ int dir)