pdisk(8) on macOS
The text e9ee004e8316, as Mac OS X 10.1.5, Mac OS X 10.1.4, Mac OS X 10.1.3, Mac OS X 10.1.2, Mac OS X 10.1.1, Mac OS X 10.1 shipped it.
Apple partition table editor
Flags it lists
-
--help -
--list -
--readonly -
--version -
-h -
-l -
-r -
-v