/// <reference types="node" />
import { ResourceRecord } from "../decode/types.js";
import { MulticastInterface } from "./multicast_interface.js";
export type RespondingRecord = ResourceRecord & {
    /** Records which should be included in the additional section of the DNS message when this record is used in a response. */
    additional?: ResourceRecord[];
};
export type RespondOpts = {
    /** The DNS records a responder wants to be authoritative for */
    proposedRecords: RespondingRecord[];
    multicastInterface: MulticastInterface;
    signal?: AbortSignal;
};
/** Runs a multicast DNS responder for the given resource records.
 *
 * Returns a promise that will reject when:
 * - Probing for proposed records fails
 * - Another responder starts responding with records our responder previously lay claim to.
 */
export declare function respond(opts: RespondOpts): Promise<unknown>;
/** Compare two records to determine lexicographical order. */
export declare function recordSort(a: ResourceRecord, b: ResourceRecord): 1 | 0 | -1;
/** Checks if two records conflict with each other.
 *
 * This is when the have the same name and type, but different RDATA.
 */
export declare function isConflicting(a: ResourceRecord, b: ResourceRecord): boolean;