/** @internal test-only */
export declare function __disableScheduledForcedExitForTesting(): void;
/** @internal test-only */
export declare function __enableScheduledForcedExitForTesting(): void;
/** @internal test-only seam: exposes the error normalizer used by registerErrorEvent. */
export declare function describeProcessCleanupError(error: unknown): Record<string, unknown>;
interface CleanupTarget {
    shutdown(): void | Promise<void>;
}
export declare function registerManagerForCleanup(manager: CleanupTarget): void;
export declare function unregisterManagerForCleanup(manager: CleanupTarget): void;
/** @internal - test-only reset for module-level singleton state */
export declare function _resetForTesting(): void;
export {};