fdisk(8) on OpenBSD
The text 0edf826ea83e, as OpenBSD 5.4, OpenBSD 5.3, OpenBSD 5.2, OpenBSD 5.1, OpenBSD 5.0, OpenBSD 4.9 shipped it.
MBR partition maintenance program
Flags it lists
-
-e -
-f -
-i -
-u -
-y