nginx 0.3.13 *) Feature: the IMAP/POP3 proxy supports STARTTLS and STLS. *) Bugfix: the IMAP/POP3 proxy did not work with the select, poll, and /dev/poll methods. *) Bugfix: in SSI handling. *) Bugfix: now Solaris sendfilev() is not used to transfer the client request body to FastCGI-server via the unix domain socket. *) Bugfix: the "auth_basic" directive did not disable the authorization; bug appeared in 0.3.11.

--- a/src/http/modules/ngx_http_gzip_filter_module.c
+++ b/src/http/modules/ngx_http_gzip_filter_module.c
@@ -961,7 +961,7 @@ ngx_http_gzip_add_variables(ngx_conf_t *
     ngx_http_variable_t     *var;
     ngx_http_log_op_name_t  *op;
 
-    var = ngx_http_add_variable(cf, &ngx_http_gzip_ratio, 0);
+    var = ngx_http_add_variable(cf, &ngx_http_gzip_ratio, NGX_HTTP_VAR_NOHASH);
     if (var == NULL) {
         return NGX_ERROR;
     }