/** Shared device-code behavior for model-account domains. These accounts keep
 * their existing APIs and ownership semantics; they are not generic credentials.
 * Keep opaque provider state on the host backend when reload recovery is needed. */
export declare function pollDeviceAuthorization<T extends {
    status: string;
    intervalSeconds?: number;
}>(options: {
    poll: () => Promise<T>;
    expired: T;
    initialIntervalSeconds: number;
    expiresAtMs: number;
    signal: AbortSignal;
    retryable?: (error: unknown) => boolean;
    now?: () => number;
    wait?: (delayMs: number, signal: AbortSignal) => Promise<boolean>;
    maxRetryDelaySeconds?: number;
}): Promise<T | null>;