/// <reference types="googlemaps" />
declare const defaultUrlSettings: Readonly<UrlSettings>;
declare let urlSettings: UrlSettings;
declare function load(): Promise<typeof google.maps>;
declare function release(): Promise<void>;
export interface UrlSettings {
    url: string;
    key: string | null;
    client: string | null;
    version: string | null;
    channel: string | null;
    libraries: string[];
    language: string | null;
    region: string | null;
    windowCallbackName: string;
}
export { load, release, urlSettings, defaultUrlSettings };