import { ACadVersion } from '../../../ACadVersion.js';
import { Dwg21CompressedMetadata } from './Dwg21CompressedMetadata.js';
import { DwgFileHeaderAC18 } from './DwgFileHeaderAC18.js';
export declare class DwgFileHeaderAC21 extends DwgFileHeaderAC18 {
    compressedMetadata: Dwg21CompressedMetadata;
    constructor(version?: ACadVersion);
}
//# sourceMappingURL=DwgFileHeaderAC21.d.ts.map