nginx 0.7.62 *) Security: a segmentation fault might occur in worker process while specially crafted request handling. Thanks to Chris Ries. *) Feature: the $upstream_cache_status variable. *) Bugfix: an expired cached response might stick in the "UPDATING" state. *) Bugfix: a segmentation fault might occur in worker process, if error_log was set to info or debug level. Thanks to Sergey Bochenkov. *) Bugfix: in handling FastCGI headers split in records. *) Bugfix: XSLT filter may fail with message "not well formed XML document" for valid XML document. Thanks to Kuramoto Eiji. *) Bugfix: now in MacOSX, Cygwin, and nginx/Windows locations given by a regular expression are always tested in case insensitive mode. *) Bugfix: now nginx/Windows ignores trailing dots in URI. Thanks to Hugo Leisink. *) Bugfix: name of file specified in --conf-path was not honored during installation; the bug had appeared in 0.6.6. Thanks to Maxim Dounin. *) Bugfix: a 500 error code was returned for invalid login/password while HTTP Basic authentication on Windows.

--- a/src/core/ngx_buf.h
+++ b/src/core/ngx_buf.h
@@ -75,13 +75,13 @@ typedef struct {
     ngx_chain_t                 *free;
     ngx_chain_t                 *busy;
 
-    unsigned                     sendfile;
-    unsigned                     directio;
+    unsigned                     sendfile:1;
+    unsigned                     directio:1;
 #if (NGX_HAVE_ALIGNED_DIRECTIO)
-    unsigned                     unaligned;
+    unsigned                     unaligned:1;
 #endif
-    unsigned                     need_in_memory;
-    unsigned                     need_in_temp;
+    unsigned                     need_in_memory:1;
+    unsigned                     need_in_temp:1;
 
     ngx_pool_t                  *pool;
     ngx_int_t                    allocated;