import type { RawSearchResult } from '../../types.js';
export declare function shouldLowercasePathForHost(hostname: string): boolean;
/** Normalize a URL for dedup comparison. Throws on malformed input. */
export declare function normalizeUrlForDedup(url: string): string;
export declare function dedupAgainstRecentUrls(results: RawSearchResult[], recentUrls: string[] | undefined): RawSearchResult[];
//# sourceMappingURL=recent-cache-dedup.d.ts.map