nginx 0.7.18 *) Change: the "underscores_in_headers" directive; now nginx does not allows underscores in a client request header line names. *) Feature: the ngx_http_secure_link_module. *) Feature: the "real_ip_header" directive supports any header. *) Feature: the "log_subrequest" directive. *) Feature: the $realpath_root variable. *) Feature: the "http_502" and "http_504" parameters of the "proxy_next_upstream" directive. *) Bugfix: the "http_503" parameter of the "proxy_next_upstream" or "fastcgi_next_upstream" directives did not work. *) Bugfix: nginx might send a "Transfer-Encoding: chunked" heaer line for HEAD requests. *) Bugfix: now accept threshold depends on worker_connections.

--- a/src/http/ngx_http_request.h
+++ b/src/http/ngx_http_request.h
@@ -464,6 +464,7 @@ struct ngx_http_request_s {
     unsigned                          expect_tested:1;
     unsigned                          root_tested:1;
     unsigned                          done:1;
+    unsigned                          logged:1;
     unsigned                          utf8:1;
 
     unsigned                          buffered:4;