import type { EventEmitter } from 'node:events';
type TerminalInput = Pick<EventEmitter, 'on' | 'removeListener' | 'listenerCount'> & {
    isTTY: boolean;
    isRaw: boolean;
    fd: number;
    readableFlowing: boolean | null;
    setRawMode(raw: boolean): unknown;
    resume(): unknown;
    pause(): unknown;
};
type TerminalOutput = {
    isTTY: boolean;
    fd: number;
    write(value: string): unknown;
};
type Signals = Pick<EventEmitter, 'on' | 'removeListener'>;
interface PrivateGrantTerminal {
    input: TerminalInput;
    output: TerminalOutput;
    signals: Signals;
    isTerminal: (fd: number) => boolean;
}
export declare function bootstrapGrantMode(flags: Map<string, string | boolean>): 'resume' | 'argument' | 'prompt' | 'reference';
/** Read only from the user's own terminal. No pipe, environment, file or echo fallback. */
export declare function readPrivateBootstrapGrant(terminal?: PrivateGrantTerminal): Promise<string>;
export {};
//# sourceMappingURL=privateGrantInput.d.ts.map