export declare const sRuntimeVersion: symbol;
/**
 * Record the `@lynx-js/react` runtime version compiled into this bundle.
 *
 * Every lazy bundle bundles its own copy of the `@lynx-js/react` runtime. The
 * host template is loaded first, so the first registration wins and the
 * recorded value reflects the host's runtime version. This function only
 * records the version so it is available for later inspection; it does not
 * compare versions or throw.
 */
export declare function registerRuntimeVersion(version: string | undefined): void;
/**
 * Read the `@lynx-js/react` runtime version recorded by the host template, or
 * `undefined` when the host was built by a plugin that does not stamp it.
 */
export declare function getRuntimeVersion(): string | undefined;