/// <reference types="node" />
declare const processAsync_1: any;
declare const spawn: any;
declare let yarnInstalled: any;
declare let npmInstalled: any;
declare let isNpm5: any;
declare function getPm({ respectNpm5 }?: {
    respectNpm5: any;
}): "yarn" | "npm";
declare function checkYarnInstalled(): any;
declare function checkNpmInstalled(): any;
declare function checkNpmVersion(): any;
declare function getArgs(obj: any): string[];
declare function getEnv(opts: any, isYarn: any): NodeJS.ProcessEnv;