Changes with nginx 0.8.22 03 Nov 2009

*) Feature: the "proxy_bind", "fastcgi_bind", and "memcached_bind"
directives.

*) Feature: the "access" and the "deny" directives support IPv6.

*) Feature: the "set_real_ip_from" directive supports IPv6 addresses in
request headers.

*) Feature: the "unix:" parameter of the "set_real_ip_from" directive.

*) Bugfix: nginx did not delete unix domain socket after configuration
testing.

*) Bugfix: nginx deleted unix domain socket while online upgrade.

*) Bugfix: the "!-x" operator did not work.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault might occur in a worker process, if
limit_rate was used in HTTPS server.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault might occur in a worker process while
$limit_rate logging.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault might occur in a worker process, if
there was no "listen" directive in "server" block; the bug had
appeared in 0.8.21.


--
Igor Sysoev
http://sysoev.ru/en/