--- boost/mpi/detail/packed_iprimitive.hpp	2010-09-29 15:22:58.132714000 +0200
+++ ../boost_1_44_0/boost/mpi/detail/packed_iprimitive.hpp	2010-09-29 15:07:55.983421000 +0200
@@ -34,7 +34,7 @@
     packed_iprimitive(buffer_type & b, MPI_Comm const & comm, int position = 0)
          : buffer_(b),
            comm(comm),
-           position(position)
+           position_(position)
         {
         }
 
@@ -53,6 +53,11 @@
       return size_ = buffer_.size();
     }
 
+    int position() const
+    {
+      return position_;
+    }
+
     void resize(std::size_t s)
     {
       buffer_.resize(s);
@@ -105,13 +110,13 @@
     void load_impl(void * p, MPI_Datatype t, int l)
     {
         BOOST_MPI_CHECK_RESULT(MPI_Unpack,
-        (const_cast<char*>(boost::serialization::detail::get_data(buffer_)), buffer_.size(), &position, p, l, t, comm));
+        (const_cast<char*>(boost::serialization::detail::get_data(buffer_)), buffer_.size(), &position_, p, l, t, comm));
     }
 
         buffer_type & buffer_;
         mutable std::size_t size_;
         MPI_Comm comm;
-        int position;
+        int position_;
 };
 
 } } // end namespace boost::mpi
--- boost/mpi/detail/binary_buffer_iprimitive.hpp	2010-09-29 15:22:58.122852000 +0200
+++ ../boost_1_44_0/boost/mpi/detail/binary_buffer_iprimitive.hpp	2010-09-29 15:27:49.618019000 +0200
@@ -34,7 +34,7 @@
 
     binary_buffer_iprimitive(buffer_type & b, MPI_Comm const &, int position = 0)
      : buffer_(b),
-       position(position)
+       position_(position)
     {
     }
 
@@ -53,6 +53,11 @@
       return size_ = buffer_.size();
     }
 
+    int position() const
+    {
+      return position_;
+    }
+
     void resize(std::size_t s)
     {
       buffer_.resize(s);
@@ -106,14 +111,14 @@
 
     void load_impl(void * p, int l)
     {
-      assert(position+l<=static_cast<int>(buffer_.size()));
-      std::memcpy(p,&buffer_[position],l);
-      position += l;
+      assert(position_+l<=static_cast<int>(buffer_.size()));
+      std::memcpy(p,&buffer_[position_],l);
+      position_ += l;
     }
 
     buffer_type & buffer_;
     mutable std::size_t size_;
-    int position;
+    int position_;
 };
 
 } } // end namespace boost::mpi