/// <reference types="node" />
import type { IncomingMessage } from 'http';
/**
 *
 * @description Get the origin URL of your Next.js app (and optionally set a dev url)
 * @param headers Headers obtained from request in getServerSideProps
 * @param localhostAddress Dev url
 */
export declare function getOriginURL(headers?: Record<string, string | string[]>, localhostAddress?: string): URL;
export declare function getRequestHeaders(request?: IncomingMessage): {
    [k: string]: string | string[] | null;
};