1 files changed, 4 insertions, 0 deletions
diff --git a/src/http/ngx_http_core_module.h b/src/http/ngx_http_core_module.h
index 1c56264c6..e41bc68d5 100644
--- a/src/http/ngx_http_core_module.h
+++ b/src/http/ngx_http_core_module.h
@@ -274,6 +274,10 @@ typedef struct {
 typedef struct {
     ngx_http_listen_opt_t      opt;
 
+    unsigned                   protocols:3;
+    unsigned                   protocols_set:1;
+    unsigned                   protocols_changed:1;
+
     ngx_hash_t                 hash;
     ngx_hash_wildcard_t       *wc_head;
     ngx_hash_wildcard_t       *wc_tail;