/**
 * @class system
 * @memberof util
 */
export declare class System {
    operatingSystem: any;
    /**
     * @function getOS
     * @memberOf util.system
     * @description Returns the current operating system.
     * @returns {String} AIX | Android | MacOS | FreeBSD | Linux | OpenBSD | Windows | SunOS
     * @example const os = await util.system.getOS();
     */
    getOS(): Promise<string>;
}
declare const _default: System;
export default _default;