import stream from 'readable-stream';
declare class WhatwgReadable extends stream.Readable {
    constructor(stream: any);
}
declare class ArrayBufferReadable extends stream.Readable {
    constructor(callback: any);
}
export declare function patchResponseBody(body: Response | Body): WhatwgReadable | ArrayBufferReadable;
export {};
//# sourceMappingURL=fetchToStream.d.ts.map