extern Lisp_Object font_update_drivers P_ ((FRAME_PTR f, Lisp_Object list));
extern Lisp_Object font_at P_ ((int c, EMACS_INT pos, struct face *face,
struct window *w, Lisp_Object object));
-extern EMACS_INT font_range P_ ((EMACS_INT, EMACS_INT *,
- struct window *, struct face *,
- Lisp_Object));
+extern Lisp_Object font_range (EMACS_INT, EMACS_INT *,
+ struct window *, struct face *,
+ Lisp_Object);
extern void font_fill_lglyph_metrics P_ ((Lisp_Object, Lisp_Object));
extern Lisp_Object font_put_extra P_ ((Lisp_Object font, Lisp_Object prop,