$NetBSD: patch-ostream,v 1.1 2014/09/29 10:46:25 thomasklausner Exp $

--- ostream.orig	2014-09-28 09:03:34.000000000 +0000
+++ ostream
@@ -0,0 +1,3 @@
+#pragma GCC visibility push(default)
+#include_next <ostream>
+#pragma GCC visibility pop
