import type { IApi } from "../types";
/**
 * exclude pre-compiling modules in mfsu mode
 * and make sure there has no multiple instances problem (such as react)
 */
export declare function safeExcludeInMFSU(api: IApi, excludes: RegExp[]): void;
/**
 * plugin for derive default behaviors from umi
 */
declare const _default: (api: IApi) => void;
export default _default;