nginx 0.8.3 *) Feature: the $upstream_cache_status variable. *) Bugfix: nginx could not be built on MacOSX 10.6. the bug had appeared in 0.8.2. *) Bugfix: nginx could not be built --without-http-cache; the bug had appeared in 0.8.2. *) Bugfix: a segmentation fault occurred in worker process, if a backend 401 error was intercepted and the backend did not set the "WWW-Authenticate" response header line. Thanks to Eugene Mychlo.

--- a/src/http/ngx_http_upstream.h
+++ b/src/http/ngx_http_upstream.h
@@ -298,7 +298,7 @@ struct ngx_http_upstream_s {
     unsigned                         accel:1;
     unsigned                         ssl:1;
 #if (NGX_HTTP_CACHE)
-    unsigned                         stale_cache:1;
+    unsigned                         cache_status:3;
 #endif
 
     unsigned                         buffering:1;