import { NestMiddleware } from '@nestjs/common';
import { XDnsPrefetchControlOptions } from 'helmet/dist/types/middlewares/x-dns-prefetch-control';
export declare class HelmetDnsPrefetchControlMiddleware implements NestMiddleware {
    static configure(opts: XDnsPrefetchControlOptions): void;
    private static options;
    use(req: any, res: any, next: any): void;
}