namespace hpx {
  namespace parallel {
    namespace v1 {
      template<typename ExPolicy, typename InIter, typename T> 
        unspecified count(ExPolicy &&, InIter, InIter, T const &);
      template<typename ExPolicy, typename InIter, typename F> 
        unspecified count_if(ExPolicy &&, InIter, InIter, F &&);
    }
  }
}