Index: boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp
===================================================================
--- boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp	(revision 84085)
+++ boost/fusion/sequence/intrinsic/detail/segmented_begin.hpp	(working copy)
@@ -22,19 +22,19 @@
     //    return make_segmented_iterator( segmented_begin_impl( seq, nil_ ) );
     //}
 
-    template <typename Sequence, typename Nil = fusion::nil_>
+    template <typename Sequence, typename Nil_ = fusion::nil_>
     struct segmented_begin
     {
         typedef
             segmented_iterator<
-                typename segmented_begin_impl<Sequence, Nil>::type
+                typename segmented_begin_impl<Sequence, Nil_>::type
             >
         type;
 
         static type call(Sequence& seq)
         {
             return type(
-                segmented_begin_impl<Sequence, Nil>::call(seq, Nil()));
+                segmented_begin_impl<Sequence, Nil_>::call(seq, Nil_()));
         }
     };
 
Index: boost/fusion/sequence/intrinsic/detail/segmented_end.hpp
===================================================================
--- boost/fusion/sequence/intrinsic/detail/segmented_end.hpp	(revision 84085)
+++ boost/fusion/sequence/intrinsic/detail/segmented_end.hpp	(working copy)
@@ -18,19 +18,19 @@
     //    return make_segmented_iterator( segmented_end_impl( seq ) );
     //}
 
-    template <typename Sequence, typename Nil = fusion::nil_>
+    template <typename Sequence, typename Nil_ = fusion::nil_>
     struct segmented_end
     {
         typedef
             segmented_iterator<
-                typename segmented_end_impl<Sequence, Nil>::type
+                typename segmented_end_impl<Sequence, Nil_>::type
             >
         type;
 
         static type call(Sequence & seq)
         {
             return type(
-                segmented_end_impl<Sequence, Nil>::call(seq, Nil()));
+                segmented_end_impl<Sequence, Nil_>::call(seq, Nil_()));
         }
     };