// In header: <boost/icl/interval_base_map.hpp>
template<typename SubType, typename DomainT, typename CodomainT, 
         typename Traits, ICL_COMPARE Compare, ICL_COMBINE Combine, 
         ICL_SECTION Section, ICL_INTERVAL(ICL_COMPARE) Interval, 
         ICL_ALLOC Alloc> 
struct is_map<icl::interval_base_map< SubType, DomainT, CodomainT, Traits, Compare, Combine, Section, Interval, Alloc >> {
  // types
  typedef is_map< icl::interval_base_map< SubType, DomainT, CodomainT, Traits, Compare, Combine, Section, Interval, Alloc > > type;
  // public member functions
   BOOST_STATIC_CONSTANT(bool, value = true);
};