import type { string_filename } from '../../../../types/string_filename';
import type { $side_effect } from '../../../../utils/organization/$side_effect';
/**
 * Shared state for the `.env` file used to configure LLM tools.
 *
 * @private internal state of `$registeredLlmToolsMessage`
 */
export declare const USED_ENV_FILENAME: {
    set(filepath: string_filename): $side_effect;
    createMessage(): string;
};