/**
 * Logs each second as a countdown, then resolves.
 *
 * @category Log
 * @category Package : @augment-vir/common
 * @package [`@augment-vir/common`](https://www.npmjs.com/package/@augment-vir/common)
 */
export declare function logCountdown(start: number, logCallback?: (value: string) => void): Promise<void>;