import { Ad4mClient } from "@coasys/ad4m";
export declare function connectWebSocket(url: any, timeout?: number): Promise<unknown>;
export declare function checkPort(port: number): Promise<number>;
export declare function getAd4mClient(): Promise<Ad4mClient>;
export declare function onAuthStateChanged(callback: any): void;
export declare function detectOS(): string;
export declare function setForVersion(key: string, value: string): void;
export declare function getForVersion(key: string): string | null;
export declare function removeForVersion(key: string): void;