/**
 * If the `globalThis` has a [`ReadableStream`](https://developer.mozilla.org/en-US/docs/Web/API/ReadableStream), or if the `node:stream/web` package has a `ReadableStream`, then the `ReadableStream` constructor.
 * Otherwise referencing it will throw a `ReferenceError`.
 *
 * - Browser
 * References the `globalThis.ReadableStream`
 *
 * - Deno
 * References the `globalThis.ReadableStream`
 *
 * - Node.js 18.0+
 * References the `globalThis.ReadableStream`
 *
 * - Node.js 15.7+ or 14.18+
 * References the [`ReadableStream`](https://nodejs.org/api/webstreams.html#class-readablestream) of `node:stream/web` package
 */
declare let _ReadableStream: {
    prototype: ReadableStream;
    new <T>(underlyingSource?: UnderlyingSource<T> | undefined, strategy?: QueuingStrategy<T> | undefined): ReadableStream<T>;
};
export { _ReadableStream };