static int rar5_options(struct archive_read *a, const char *key,
    const char *val) {
	(void) a;
	(void) key;
	(void) val;

	/* No options supported in this version. Return the ARCHIVE_WARN code
	 * to signal the options supervisor that the unpacker didn't handle
	 * setting this option. */

	return ARCHIVE_WARN;
}