nginx 0.7.0 *) Change: now the 0x00-0x1F, '"' and '\' characters are escaped as \xXX in an access_log. Thanks to Maxim Dounin. *) Change: now nginx allows several "Host" request header line. *) Feature: the "modified" flag in the "expires" directive. *) Feature: the $uid_got and $uid_set variables may be used at any request processing stage. *) Feature: the $hostname variable. Thanks to Andrei Nigmatulin. *) Feature: DESTDIR support. Thanks to Todd A. Fisher and Andras Voroskoi. *) Bugfix: a segmentation fault might occur in worker process on Linux, if keepalive was enabled.

--- a/src/core/ngx_string.h
+++ b/src/core/ngx_string.h
@@ -25,11 +25,12 @@ typedef struct {
 
 
 typedef struct {
-    unsigned    len:29;
+    unsigned    len:28;
 
     unsigned    valid:1;
     unsigned    no_cacheable:1;
     unsigned    not_found:1;
+    unsigned    escape:1;
 
     u_char     *data;
 } ngx_variable_value_t;