diff -uNdr boost/program_options/eof_iterator.hpp boost.fixed/program_options/eof_iterator.hpp
--- boost_1_59_0/boost/program_options/eof_iterator.hpp	2015-06-08 23:54:19.000000000 -0700
+++ boost_1_59_0/boost/program_options/eof_iterator.hpp	2015-09-14 08:42:59.452521900 -0700
@@ -68,8 +68,11 @@
 
 
     private: // iterator core operations
+#ifdef __DCC__
+        friend class boost::iterator_core_access;
+#else
         friend class iterator_core_access;
-
+#endif        
         void increment()
         {
             static_cast<Derived&>(*this).get();
diff -uNdr boost/token_iterator.hpp boost.fixed/token_iterator.hpp
--- boost_1_59_0/boost/token_iterator.hpp	2015-05-15 01:26:16.000000000 -0700
+++ boost_1_59_0/boost/token_iterator.hpp	2015-09-14 08:59:58.360356800 -0700
@@ -38,8 +38,11 @@
           , const Type&
         >
   {
-
-      friend class iterator_core_access;
+#ifdef __DCC__
+        friend class boost::iterator_core_access;
+#else
+        friend class iterator_core_access;
+#endif        
 
       TokenizerFunc f_;
       Iterator begin_;