nginx 0.8.50 *) Feature: the "secure_link", "secure_link_md5", and "secure_link_expires" directives of the ngx_http_secure_link_module. *) Feature: the -q switch. Thanks to Gena Makhomed. *) Bugfix: worker processes may got caught in an endless loop during reconfiguration, if a caching was used; the bug had appeared in 0.8.48. *) Bugfix: in the "gzip_disable" directive. Thanks to Derrick Petzold. *) Bugfix: nginx/Windows could not send stop, quit, reopen, and reload signals to a process run in other session.

--- a/src/core/ngx_cycle.h
+++ b/src/core/ngx_cycle.h
@@ -130,6 +130,7 @@ extern volatile ngx_cycle_t  *ngx_cycle;
 extern ngx_array_t            ngx_old_cycles;
 extern ngx_module_t           ngx_core_module;
 extern ngx_uint_t             ngx_test_config;
+extern ngx_uint_t             ngx_quiet_mode;
 #if (NGX_THREADS)
 extern ngx_tls_key_t          ngx_core_tls_key;
 #endif