sshd(8) on macOS
The text ac2da2978047, as Mac OS X 10.8.5, Mac OS X 10.8.4, Mac OS X 10.8.3, Mac OS X 10.8.2, Mac OS X 10.8.1, Mac OS X 10.8 shipped it.
OpenSSH SSH daemon
Flags it lists
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-4 -
-6 -
-C -
-D -
-T -
-b -
-c -
-d -
-e -
-f -
-g -
-h -
-i -
-k -
-o -
-p -
-q -
-t -
-u