last(1) on OpenBSD
The text 428e8317c75a, as OpenBSD 3.3, OpenBSD 3.2, OpenBSD 3.1, OpenBSD 3.0, OpenBSD 2.9 shipped it.
indicate last logins of users and ttys
Flags it lists
-
-T -
-c -
-d -
-f -
-h -
-n -
-s -
-t