- DECLARE_SCHEME_CALLBACK (brew_ligature_primitive, (SCM ));
- DECLARE_SCHEME_CALLBACK (print, (SCM ));
- static bool has_interface (Grob *);
+ DECLARE_SCHEME_CALLBACK (brew_ligature_primitive, (SCM));
+ DECLARE_SCHEME_CALLBACK (print, (SCM));
+ DECLARE_GROB_INTERFACE();