import { RequestConfig, RequestOptions } from "./types/crawler.js";
export declare const globalOnlyOptions: string[];
export declare const crawlerOnlyOptions: string[];
export declare const deprecatedOptions: string[];
export declare const getCharset: (headers: Record<string, unknown>) => null | string;
export declare const getValidOptions: (options: RequestConfig) => RequestOptions;
export declare const alignOptions: (options: RequestOptions) => any;
//# sourceMappingURL=options.d.ts.map