text: //////////////////////////////////////////////////////////////////////////////
  // iterator::transform_iterator::deduce_sig.h                               //
  //                                                                          //
  //  (C) Copyright 2010 Erwann Rogard                                        //
  //  Use, modification and distribution are subject to the                   //
  //  Boost Software License, Version 1.0. (See accompanying file             //
  //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)        //
  //////////////////////////////////////////////////////////////////////////////
  #ifndef LIBS_ITERATOR_TRANSFORM_ITERATOR_DEDUCE_SIG_FP_ER_2010_HPP
  #define LIBS_ITERATOR_TRANSFORM_ITERATOR_DEDUCE_SIG_FP_ER_2010_HPP
  #include <ostream>
  
  void example_deduce_sig(std::ostream&);
  
  #endif