tail(1) on FreeBSD
The text 18a40befa58e, as FreeBSD 4.6.2-RELEASE, FreeBSD 4.6-RELEASE, FreeBSD 4.5-RELEASE, FreeBSD 4.4-RELEASE shipped it.
display the last part of a file
Flags it lists
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-F -
-b -
-c -
-f -
-n -
-r