cvs(1) on OpenBSD
The text 2b739b217b55, as OpenBSD 4.1 shipped it.
OpenCVS Concurrent Versioning System
Flags it lists
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-A -
-C -
-D -
-F -
-I -
-N -
-P -
-Q -
-R -
-T -
-V -
-W -
-a -
-b -
-c -
-d -
-e -
-f -
-h -
-i -
-j -
-k -
-l -
-m -
-n -
-o -
-p -
-q -
-r -
-s -
-t -
-u -
-v -
-w -
-x -
-z