Binding - 3

template < typename R , class TList >
Functor<R, typename TList::Tail> BindFirst
  ( const Functor<R, TList>& fun , TList::Head bound )
{
  typedef Functor<R, TList> Incoming;
  typedef Functor<R, typename TList::Tail> Outgoing;
  return Outgoing(std::auto_ptr<typename Outgoing::Impl>
    (new BinderFirst<Incoming>(fun, bound)));
}