static bool has_interface (Grob *);
static void add_stem (Grob *, Grob *);
static bool is_knee (Grob *);
- static void set_beaming (Grob *, Beaming_info_list *);
+ static void set_beaming (Grob *, Beaming_info_list const *);
static void set_stemlens (Grob *);
static int get_beam_count (Grob *me);
static void position_beam (Grob *me);