declare function runWithRealTimers(callback: () => T): T; declare const jestFakeTimersAreEnabled: () => boolean; declare const clearTimeoutFn: typeof clearTimeout, setImmediateFn: typeof setImmediate, setTimeoutFn: typeof setTimeout; export { clearTimeoutFn as clearTimeout, jestFakeTimersAreEnabled, runWithRealTimers, setImmediateFn as setImmediate, setTimeoutFn as setTimeout, };