Trying to call the function below. I would like to read CL_MEASDATA information. Actually just need Evxy.   ER_CODE KMAPI CLGetMeasData(DEVICE_HANDLE hDevice, CL_COLORSPACE Type, CL_MEASDATA* pColor);  typedef union tCL_MEASDATA {         CL_EvxyDATA           Evxy;                                                CL_EvuvDATA          Evuv;                                                CL_EvTduvDATA       EvTduv;