Ticket #4755: fusion-map-qualify-deref-at.patch

boost/fusion/container/map/detail/deref_data_impl.hpp

@@ -39 +39 @@
             static type
             call(It const& it)
             {
-                return deref(it).second;
+                return fusion::deref(it).second;
             }
         };
     };

boost/fusion/container/map/detail/deref_impl.hpp

@@ -36 +36 @@
             static type
             call(It const& it)
             {
-                return at<typename It::index>(it.seq->get_data());
+                return fusion::at<typename It::index>(it.seq->get_data());
             }
         };
     };