static int line_count (Grob *);
static Real get_position (Grob *);
static Real staff_radius (Grob *);
static int get_rounded_position (Grob *);
static int line_count (Grob *);
static Real get_position (Grob *);
static Real staff_radius (Grob *);
static int get_rounded_position (Grob *);