import { OpenApiDocument } from './oas31';
import { ErrorMergeResult } from './data';
import { ExtensionMergeStrategies } from './extension-merge-strategies';
export declare function mergeExtensions(mergeTarget: OpenApiDocument, oass: OpenApiDocument[], strategies: ExtensionMergeStrategies | undefined): OpenApiDocument | ErrorMergeResult;
//# sourceMappingURL=extensions.d.ts.map