/**
 * Copyright (C) 2016 Michael Kourlas
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/**
 * Gets the current external IP from the myexternalip.com API.
 *
 * @param callback Callback function called with any error that occurred as
 *                 well as the IP address returned from the API.
 *
 * @private
 */
export declare function getExternalIp(callback: (error?: Error, ip?: string) => void): void;