Add inet6 keyword if it wasn't specified in ifconfig_IF_ipv6 line (assume that we really want IPv6 address if we specified _ipv6 prefix).
You may want to check for ^[[::blank:]]*inet6 or similar to not annoy people who have a whitespace there.
For bugs matching the following criteria: Status: In Progress Changed: (is less than) 2014-06-01 Reset to default assignee and clear in-progress tags. Mail being skipped
Keyword: patch or patch-ready – in lieu of summary line prefix: [patch] * bulk change for the keyword * summary lines may be edited manually (not in bulk). Keyword descriptions and search interface: <https://bugs.freebsd.org/bugzilla/describekeywords.cgi>