finger(1) on FreeBSD
The text 55c6c58c50e2, as FreeBSD 5.2.1-RELEASE, FreeBSD 5.2-RELEASE shipped it.
user information lookup program
Flags it lists
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-4 -
-6 -
-T -
-g -
-h -
-k -
-l -
-m -
-o -
-p -
-s