/** Determine the native MCP config path for a given agent. */
export declare function getNativeMcpPath(adapterName: string, projectRoot: string): Promise<string | null>;
/** Read native MCP config from disk, or return empty object if missing. */
export declare function readNativeMcp(filePath: string): Promise<Record<string, unknown>>;
/** Read native Codex TOML MCP config from disk, or return empty object if missing. */
export declare function readNativeMcpToml(filePath: string, parseToml: (text: string) => Record<string, unknown>): Promise<Record<string, unknown>>;
/** Write native MCP config to disk, creating parent directories as needed. */
export declare function writeNativeMcp(filePath: string, data: unknown, containmentRoot?: string): Promise<void>;