kern/176482: [jail] Jails not unmounting devfs on exit

[linimon at FreeBSD.org]

Old Synopsis: Jails not unmounting devfs on exit
New Synopsis: [jail] Jails not unmounting devfs on exit

Responsible-Changed-From-To: freebsd-bugs->freebsd-jail
Responsible-Changed-By: linimon
Responsible-Changed-When: Thu Feb 28 01:29:33 UTC 2013
Responsible-Changed-Why: 
Over to maintainer(s).

This would certainly explain some of the odd results seen on the package
build machines.

http://www.freebsd.org/cgi/query-pr.cgi?pr=176482