import { type CallbackWithPromise } from '../../apis/index.ts';
import { type CredentialProvider } from '../../network/connection.ts';
export declare function getCredential<T>(label: string, credentialOrProvider: T | CredentialProvider<T>, callback: CallbackWithPromise<T>): void;
export declare function getCredential<T>(label: string, credentialOrProvider: T | CredentialProvider<T>): Promise<T>;