+/*
+ * Define if your compiler has std::unordered_map
+ */
+#undef HAVE_STD_UNORDERED_MAP
+
+/*
+ * Define if your compiler has std::unordered_set
+ */
+#undef HAVE_STD_UNORDERED_SET
+
+/*
+ * Define if your compiler has std::tr1::unordered_map
+ */
+#undef HAVE_TR1_UNORDERED_MAP
+
+/*
+ * Define if your compiler has std::tr1::unordered_set
+ */
+#undef HAVE_TR1_UNORDERED_SET
+