dmesg(8) on OpenBSD
The text fb205dd77a42, as OpenBSD 3.3, OpenBSD 3.2, OpenBSD 3.1, OpenBSD 3.0, OpenBSD 2.9, OpenBSD 2.8, OpenBSD 2.7 shipped it.
display the system message buffer
Flags it lists
-
-M -
-N