mopprobe(1) on OpenBSD
The text 5051f1ee2a71, as OpenBSD 6.1, OpenBSD 6.0, OpenBSD 5.9, OpenBSD 5.8, OpenBSD 5.7 shipped it.
MOP Probe Utility
Flags it lists
-
-3 -
-4 -
-a -
-o -
-v