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$NetBSD: patch-src_include_fst_test-properties.h,v 1.1 2013/05/06 14:53:17 joerg Exp $

--- src/include/fst/test-properties.h.orig	2013-05-03 17:21:06.000000000 +0000
+++ src/include/fst/test-properties.h
@@ -20,8 +20,15 @@
 #ifndef FST_LIB_TEST_PROPERTIES_H__
 #define FST_LIB_TEST_PROPERTIES_H__
 
+#include <ciso646>
+
+#if defined(_LIBCPP_VERSION) || __cplusplus >= 201103L
+#include <unordered_set>
+using std::unordered_set;
+#else
 #include <tr1/unordered_set>
 using std::tr1::unordered_set;
+#endif
 #include <fst/mutable-fst.h>
 #include <fst/dfs-visit.h>
 #include <fst/connect.h>