export declare function polyfillMessageChannel(): void;
/**
 * Forcefully kills the process with the given ID.
 * On Linux/Unix, this means sending the process the SIGKILL signal.
 * On Windows, this means using the taskkill executable to kill the process.
 * @param pid The ID of the process to kill.
 */
export declare function forceKill(pid: number): void;
export interface ExecResult {
    stdout: string;
    stdin: string;
}