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diff --git a/src/stlplus/persistence/persistent_pointer.tpp b/src/stlplus/persistence/persistent_pointer.tpp
deleted file mode 100644
index c760b17..0000000
--- a/src/stlplus/persistence/persistent_pointer.tpp
+++ /dev/null
@@ -1,68 +0,0 @@
-////////////////////////////////////////////////////////////////////////////////
-
-//   Author:    Andy Rushton
-//   Copyright: (c) Southampton University 1999-2004
-//              (c) Andy Rushton           2004-2009
-//   License:   BSD License, see ../docs/license.html
-
-//   format: magic_key [ data ]
-
-////////////////////////////////////////////////////////////////////////////////
-#include "persistent_int.hpp"
-
-namespace stlplus
-{
-
-  ////////////////////////////////////////////////////////////////////////////////
-
-  template<typename T, typename D>
-  void dump_pointer(dump_context& context, const T* const data, D dump_fn)
-    throw(persistent_dump_failed)
-  {
-    // register the address and get the magic key for it
-    std::pair<bool,unsigned> mapping = context.pointer_map(data);
-    dump_unsigned(context,mapping.second);
-    // if the address is null, then that is all that we need to do
-    // however, if it is non-null and this is the first sight of the address, dump the contents
-    // note that the address is mapped before it is dumped so that self-referential structures dump correctly
-    if (data && !mapping.first)
-      dump_fn(context,*data);
-  }
-
-  ////////////////////////////////////////////////////////////////////////////////
-
-  template<typename T, typename R>
-  void restore_pointer(restore_context& context, T*& data, R restore_fn)
-    throw(persistent_restore_failed)
-  {
-    if (data)
-    {
-      delete data;
-      data = 0;
-    }
-    // get the magic key
-    unsigned magic = 0;
-    restore_unsigned(context,magic);
-    // now lookup the magic key to see if this pointer has already been restored
-    // null pointers are always flagged as already restored
-    std::pair<bool,void*> address = context.pointer_map(magic);
-    if (address.first)
-    {
-      // seen before, so simply assign the old address
-      data = (T*)address.second;
-    }
-    else
-    {
-      // this pointer has never been seen before and is non-null
-      data = new T();
-      // add this pointer to the set of already seen objects
-      // do this before restoring the object so that self-referential structures restore correctly
-      context.pointer_add(magic,data);
-      // now restore it
-      restore_fn(context,*data);
-    }
-  }
-
-  ////////////////////////////////////////////////////////////////////////////////
-
-} // end namespace stlplus