uniq(1) on FreeBSD
The text 1759da99c3e6, as FreeBSD 11.3-RELEASE shipped it.
report or filter out repeated lines in a file
Flags it lists
-
--count -
--ignore-case -
--repeated -
--skip-chars -
--skip-fields -
--unique -
-c -
-d -
-f -
-i -
-s -
-u