import { EnvironmentProviders } from '@angular/core';
import { DeferQueueFeatureBailout, DeferQueueFeatureConcurrency, DeferQueueFeatureLogger, DeferQueueFeatureQueue, DeferQueueFeatureRouting, DeferQueueFeatureTimeout } from './features/internal';
export type DeferQueueFeatures = (DeferQueueFeatureBailout | DeferQueueFeatureConcurrency | DeferQueueFeatureLogger | DeferQueueFeatureQueue | DeferQueueFeatureRouting | DeferQueueFeatureTimeout)[];
export declare const provideDeferQueue: <O>(...features: DeferQueueFeatures) => EnvironmentProviders;