// Copyright (C) 2001-2003
// William E. Kempf
//
//  Distributed under 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)

#include 
#include 

struct helloworld
{
    helloworld(const char* who) : m_who(who) { }
    void operator()()
    {
        std::cout