Changes with nginx 1.0.4 01 Jun 2011 *) Change: now regular expressions case sensitivity in the "map" directive is given by prefixes "~" or "~*". *) Feature: now shared zones and caches use POSIX semaphores on Linux. Thanks to Denis F. Latypoff. *) Bugfix: "stalled" cache updating" alert. *) Bugfix: nginx could not be built --without-http_auth_basic_module; the bug had appeared in 1.0.3.