K 10 svn:author V 8 rmacklem K 8 svn:date V 27 2019-05-06T03:06:22.761356Z K 7 svn:log V 292 MFC: r346856 Add #ifdef INET6 around declaration of nbuf. It was reported that without #ifdef INET6 around the declaration of "nbuf", a build would report an unused variable. For some reason, I didn't see that warning when I did a build, but it seems reasonable to add these #ifdef INET6's. END