Copyright updated.
diff --git a/auto/have_headers b/auto/have_headers
index 526ac47..a3a7543 100644
--- a/auto/have_headers
+++ b/auto/have_headers
@@ -1,5 +1,6 @@
 
 # Copyright (C) Igor Sysoev
+# Copyright (C) Nginx, Inc.
 
 
 cat << END >> $NGX_AUTO_HEADERS_H