set:
* jail_mount_enable
* jail_devfs_ruleset
* jail_devfs_enable
* jail_fdescfs_enable
* jail_procfs_enable
* jail_fstab
* jail_flags
- Add a jail_interface / jail_<jid>_interface option. An ip alias will be
created (jail_<jid>_ip) on jail_interface or jail_<jid>_interface if set.
This is not a mandatory option.
- Document all missing jail_* options in rc.conf(5).
Approved by: cperciva (mentor)
MFC after: 2 weeks
69beb663f5