I've recently been looking at the Seventh Edition source code available at tuhs.org, and found out that my chronology is a bit off.  In particular, Seventh Edition already used the "linkflag" and "linkname" fields.  Also, it appears that there was no tar in Sixth Edition, contrary to what an earlier tar.1 manpage claimed.
I've recently been looking at the Seventh Edition source
code available at tuhs.org, and found out that my chronology
is a bit off.  In particular, Seventh Edition already used
the "linkflag" and "linkname" fields.  Also, it appears that
there was no tar in Sixth Edition, contrary to what an earlier
tar.1 manpage claimed.

A few mdoc fixes also crept in here.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase