CXXD_UNORDERED_MULTISET_HEADER — The unordered multiset header file name.
// In header: <boost/cxx_dual/impl/unordered_multiset.hpp> CXXD_UNORDERED_MULTISET_HEADER
The object-like macro expands to the include header file designation for the unordered multiset header file. The macro is used with the syntax: #include CXXD_UNORDERED_MULTISET_HEADER
