fdisk(8) on macOS
The text 535baf78b137, as Mac OS X 10.2.8.G5, Mac OS X 10.2.8, Mac OS X 10.2.7, Mac OS X 10.2.6, Mac OS X 10.2.5, Mac OS X 10.2.4, Mac OS X 10.2.3, Mac OS X 10.2.2, Mac OS X 10.2.1, Mac OS X 10.2 shipped it.
examine or change DOS partitioning information
Flags it lists
-
-bootPlusUFS -
-bootsectorOnly -
-diskSize -
-dosPlusUFS -
-freeSpace -
-freeWOUFS -
-freeWOUFSorExt -
-installSize -
-isDiskPartitioned -
-isThereExtendedPartition -
-isThereUFSPartition -
-removePartitioning -
-setAvailableToUFS -
-setExtAndAvailableToUFS -
-setExtendedToUFS -
-setUFSActive -
-sizeofExtended -
-useAllSectors -
-useBoot0