-extern void add_to_help_hash(const char *name, struct cachefile *hptr);
-extern void clear_help_hash(void);
-extern struct cachefile *hash_find_help(const char *name, int flags);
-
-extern void add_to_nd_hash(const char *name, struct nd_entry *nd);
-extern struct nd_entry *hash_find_nd(const char *name);
-