kern/5362: mount incorrectly reports / as an NFS export

[Peter Wemm]

Synopsis: mount incorrectly reports / as an NFS export

Responsible-Changed-From-To: peter->freebsd-bugs
Responsible-Changed-By: peter
Responsible-Changed-When: Mon Mar 29 11:19:19 PST 2004
Responsible-Changed-Why: 
This PR is about a feature of our mount system that isn't
clearly explaned enough.  Return it to the pool, its obvious I've
been neglecting it for a while.

http://www.freebsd.org/cgi/query-pr.cgi?pr=5362