Update the man ipf.8 man page to accurately reflect that the -6
authorcy <cy@FreeBSD.org>
Fri, 10 Jun 2016 00:06:58 +0000 (00:06 +0000)
committercy <cy@FreeBSD.org>
Fri, 10 Jun 2016 00:06:58 +0000 (00:06 +0000)
commit181a4aa2492ff2cf4dee0374c46743cbb7e570d5
treeee345abca7eb576473050337a7c68034fcc8ad3e
parent7d2000167a1cd6c6758d277ba921b23b7d77d77e
Update the man ipf.8 man page to accurately reflect that the -6
option is a noop and only here for backward compatibility.

MFC after: 1 week
contrib/ipfilter/man/ipf.8