jail: unknown parameter: ip6.addr

[Mateusz Guzik]

On Wed, Nov 07, 2012 at 03:39:26PM -0500, Mike Jakubik wrote:
> Hello,
> 
> I just updated a server to latest stable and my jails no longer start,
> troubleshooting the startup script shows us that the parameter ip6.addr
> is unknown, this system is compiled without INET6.
[..]
> + tail +2 /tmp/jail.PJ5ji3QH/jail.8101
> jail: unknown parameter: ip6.addr

Try this (lightly tested):
http://people.freebsd.org/~mjg/patches/rc-jail-ip-arg.diff

Basically the idea is to pass ip4.addr and ip6.addr only when respective
addresses are specified in configuration.

-- 
Mateusz Guzik <mjguzik gmail.com>