import { AsyncLocalStorage } from "async_hooks";
/**
 * This storage is used to store the port of outgoing fetch / undici requests.
 * This is used to check if ports match when we are inspecting the result of dns resolution.
 * If the port does not match, it would be a false positive ssrf detection.
 */
export declare const RequestContextStorage: AsyncLocalStorage<{
    url: URL;
    port?: number;
}>;