-struct Audio_element {
- void print ()const;
-
- virtual ~Audio_element();
- DECLARE_MY_RUNTIME_TYPEINFO;
-protected:
- virtual void do_print () const;
+class Audio_element
+{
+public:
+ Audio_element ();
+ virtual ~Audio_element ();
+
+ DECLARE_CLASSNAME(Audio_element);
+ virtual char const *name () const;