static krb5_error_code hdb_samba4_open(krb5_context context, HDB *db, int flags, mode_t mode)
{
	if (db->hdb_master_key_set) {
		krb5_error_code ret = HDB_ERR_NOENTRY;
		krb5_warnx(context, "hdb_samba4_open: use of a master key incompatible with LDB\n");
		krb5_set_error_message(context, ret, "hdb_samba4_open: use of a master key incompatible with LDB\n");
		return ret;
	}

	return 0;
}
Unknown