import { MimeTypeInterface, CustomMimeTypeInterface, Locateable, ExtendedRequestInit, MrujsInterface } from '../types';
export declare function Mrujs(obj?: Partial<MrujsInterface>): MrujsInterface;
export declare function fetch(input: Request | Locateable, options?: ExtendedRequestInit): undefined | Promise<Response>;
export declare function registerMimeTypes(mimeTypes: CustomMimeTypeInterface[]): MimeTypeInterface;
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