-extern optfunc of_help, of_type, of_asynch_id, of_cancel_id;
+extern optfunc of_help, of_type, of_ptr, of_reverse, of_asynch_id, of_cancel_id;
+
+const struct optioninfo *opt_findl(const char *opt);
+const struct optioninfo *opt_finds(const char **optp);
+void opt_do(const struct optioninfo *oip, int invert, const char *arg, const char *arg2);