last(1) on OpenBSD
The text 11be7a605aec, as OpenBSD 5.0, OpenBSD 4.9, OpenBSD 4.8, OpenBSD 4.7, OpenBSD 4.6, OpenBSD 4.5, OpenBSD 4.4, OpenBSD 4.3, OpenBSD 4.2 shipped it.
indicate last logins of users, ttys, and hosts
Flags it lists
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-T -
-c -
-d -
-f -
-h -
-n -
-s -
-t