Copyright updated.
diff --git a/auto/lib/google-perftools/conf b/auto/lib/google-perftools/conf
index 67df9f8..398ddd0 100644
--- a/auto/lib/google-perftools/conf
+++ b/auto/lib/google-perftools/conf
@@ -1,5 +1,6 @@
 
 # Copyright (C) Igor Sysoev
+# Copyright (C) Nginx, Inc.
 
 
     ngx_feature="Google perftools"