/**
 * Node.js DNS API compatibility utilities.
 *
 * Provides helpers to transform between this library's internal record
 * representations and the shapes returned by Node's built-in 'dns' module.
 */
import type { UnknownArray } from "type-fest";
import type { ANYRecord, SOARecord, TLSARecord, TXTRecord } from "./types";
/** Convert Node resolveAny array to internal ANYRecord */
export declare function fromNodeResolveAny(arr: Readonly<UnknownArray>): ANYRecord;
/** Convert Node resolveTxt result (string[][]) to internal TXTRecord[] */
export declare function fromNodeTxt(records: readonly (readonly string[])[], ttl?: number): TXTRecord[];
/** Determine if a given object already matches the Node resolveSoa shape */
export declare function isNodeSOAShape(obj: unknown): boolean;
/** Determine if a given object matches the Node TLSA shape */
export declare function isNodeTLSAShape(obj: unknown): boolean;
/** Normalize an SOA record to include both internal and Node field names */
export declare function normalizeSOA(record: Readonly<SOARecord>): SOARecord;
/** Normalize a TLSA record to include both internal and Node field names */
export declare function normalizeTLSA(record: Readonly<TLSARecord>): TLSARecord;
/**
 * Create an ANY record container from a heterogeneous Node resolveAny response
 * array.
 */
export declare function toANYRecord(entries: Readonly<ANYRecord["records"]>): ANYRecord;
/** Convert internal TXTRecord[] to Node resolveTxt shape (string[][]) */
export declare function toNodeTxt(records: readonly Readonly<TXTRecord>[]): string[][];
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