moptrace(1) on OpenBSD
The text 4d167da06f66, as OpenBSD 5.6, OpenBSD 5.5, OpenBSD 5.4, OpenBSD 5.3, OpenBSD 5.2, OpenBSD 5.1, OpenBSD 5.0, OpenBSD 4.9, OpenBSD 4.8, OpenBSD 4.7 shipped it.
MOP Trace Utility
Flags it lists
-
-3 -
-4 -
-a -
-d