type XmlNode = Record<string, unknown>;
/**
 * Minimal replacement for fast-xml-builder, matching its output byte-for-byte
 * for this project's config (format: true, indentBy: 4 spaces, ignoreAttributes:
 * false, attributeNamePrefix: '@_', suppressEmptyNode: false). Root object must
 * have exactly one top-level key.
 */
export declare function buildXml(jObj: XmlNode): string;
export {};