tar(1) on OpenBSD
The text 77a72bd3eba4, as OpenBSD 3.7, OpenBSD 3.6 shipped it.
tape archiver
Flags it lists
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-Z -
-c -
-e -
-f -
-h -
-m -
-o -
-p -
-q -
-r -
-s -
-t -
-u -
-v -
-w -
-x -
-z