import { IncomingMessage } from "http";
/**
 * Buffers the entire body of an incoming HTTP request and returns it as a single Buffer.
 *
 * @param req - The incoming HTTP request to buffer.
 * @returns A promise that resolves with the concatenated Buffer containing the request body.
 * @throws If an error occurs while reading the request stream.
 */
export declare function bufferRequest(req: IncomingMessage): Promise<Buffer>;
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