export interface ExecWithKillResult {
    stdout: string;
    stderr: string;
    killed: boolean;
    exitCode: number | null;
}
export interface ExecWithKillOptions {
    cwd: string;
    timeout: number;
    sigkillGraceMs?: number;
}
export declare function execWithProcessGroupKill(command: string, options: ExecWithKillOptions): Promise<ExecWithKillResult>;
