BSD
one standard argument:
-4\.4BSD
+4\.4BSD.
one non-standard argument:
-nettBSD
+nett.BSD
one semi-standard argument:
4\.1cBSD
4\.3BSD-Reno
more arguments:
-4\.3BSD-Tahoe and some additional words
+4\.3BSD-Tahoe and *some additional words*
end of test document
-OpenBSD - January 30, 2011
+OpenBSD - June 9, 2017