export interface PrereqStatus {
    status: 'ok' | 'missing' | 'outdated';
    version?: string;
    latestVersion?: string;
}
export declare function checkNodeVersion(): PrereqStatus;
export declare function checkCargo(): Promise<PrereqStatus>;
/**
 * Fetch the latest syncable-cli version from crates.io.
 * Returns null if the lookup fails (network error, timeout, etc.)
 */
export declare function getLatestCratesVersion(): Promise<string | null>;
export declare function checkSyncCtl(): Promise<PrereqStatus>;