import * as core from './index';
export declare function mergeHeaders(...headersArray: (Record<string, string | core.Supplier<string | undefined> | undefined> | undefined)[]): Record<string, string | core.Supplier<string | undefined>>;
export declare function mergeOnlyDefinedHeaders(...headersArray: (Record<string, string | core.Supplier<string | undefined> | undefined> | undefined)[]): Record<string, string | core.Supplier<string | undefined>>;
//# sourceMappingURL=headers.d.ts.map