rusers(1) on OpenBSD
The text c35a7333f555, as OpenBSD 4.1, OpenBSD 4.0, OpenBSD 3.9, OpenBSD 3.8, OpenBSD 3.7, OpenBSD 3.6, OpenBSD 3.5, OpenBSD 3.4 shipped it.
who is logged in to machines on local network
Flags it lists
-
-a -
-h -
-i -
-l -
-u