- DECLARE_SCHEME_CALLBACK(brew_molecule, (SCM ));
- DECLARE_SCHEME_CALLBACK(offset_callback, (SCM element, SCM axis));
- static void set_interface (Grob*);
- static bool has_interface (Grob*);
+ DECLARE_SCHEME_CALLBACK (print, (SCM));
+ DECLARE_SCHEME_CALLBACK (railtracks, (SCM));
+ DECLARE_SCHEME_CALLBACK (divisio_minima, (SCM));
+ DECLARE_SCHEME_CALLBACK (divisio_maior, (SCM));
+ DECLARE_SCHEME_CALLBACK (divisio_maxima, (SCM));
+ DECLARE_SCHEME_CALLBACK (finalis, (SCM));
+ DECLARE_SCHEME_CALLBACK (offset_callback, (SCM element));
+
+ DECLARE_GROB_INTERFACE();