/**
 * Extract relatingObject and relatedObjects from a relationship entity using byte-level scanning.
 * No TextDecoder needed - only extracts numeric entity IDs.
 */
export declare function extractRelFast(buffer: Uint8Array, byteOffset: number, byteLength: number, typeUpper: string): {
    relatingObject: number;
    relatedObjects: number[];
} | null;
/**
 * Extract property rel data: attr[4]=relatedObjects, attr[5]=relatingDef.
 * Numbers only, no TextDecoder.
 */
export declare function extractPropertyRelFast(buffer: Uint8Array, byteOffset: number, byteLength: number): {
    relatedObjects: number[];
    relatingDef: number;
} | null;
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