static vector<Beam_segment> get_beam_segments (Grob *me_grob, Grob **common);
DECLARE_SCHEME_CALLBACK (rest_collision_callback, (SCM element, SCM prev_off));
- DECLARE_SCHEME_CALLBACK (pure_rest_collision_callback, (SCM element, SCM prev_off, SCM, SCM));
+ DECLARE_SCHEME_CALLBACK (pure_rest_collision_callback, (SCM element, SCM, SCM, SCM prev_off));
DECLARE_SCHEME_CALLBACK (print, (SCM));
DECLARE_SCHEME_CALLBACK (calc_beaming, (SCM));
DECLARE_SCHEME_CALLBACK (calc_stem_shorten, (SCM));