its IEC data typed
Out POINTER TO RTS_IEC
FileStreamFPrintf_StringV3 DINT Input File RTS_IEC
FileStreamFScanf_IntV3 DINT Input File RTS_IEC
FileStreamFScanf_RealV3 DINT Input File RTS_IEC
FileStreamFScanf_StringV3 DINT Input File RTS_IEC
Result POINTER TO RTS_IEC_RESULT
Result POINTER TO SysTypes.RTS_IEC_RESULT
TO RTS_IEC_RESULT