dump(8) on OpenBSD
The text e7509197b2e5, as OpenBSD 5.5, OpenBSD 5.4 shipped it.
filesystem backup
Flags it lists
-
-0-9 -
-B -
-T -
-W -
-a -
-b -
-c -
-d -
-f -
-h -
-n -
-s -
-u -
-w