Field - flg SYSTEM INDICATOR FLAGS Record: SMF79S12 Based on: SMF79FLG Description SYSTEM INDICATOR FLAGS Flag fields This is a flag field with the following bit fields: Field Bit-Position Description rrf 0 NEW RECORD FORMAT sut 1 SUBTYPES USED v4 3 MVS/ESA V4 IF ON esa 4 MVS/ESA IF ON vxa 5 MVS/XA IF ON os 6 OPERATING SYSTEM IS OS/VS2 bfy 7 SYSTEM RUNNING IN PR/SM MODE