$NetBSD: patch-dist_stl__wrappers_ostream,v 1.1 2013/07/16 22:27:45 joerg Exp $

--- dist/stl_wrappers/ostream.orig	2013-07-14 12:39:46.000000000 +0000
+++ dist/stl_wrappers/ostream
@@ -0,0 +1,3 @@
+#pragma GCC visibility push(default)
+#include_next <ostream>
+#pragma GCC visibility pop
