ADD_ACKNOWLEDGER (Script_row_engraver, accidental_placement);
ADD_ACKNOWLEDGER (Script_row_engraver, side_position);
ADD_TRANSLATOR (Script_row_engraver,
ADD_ACKNOWLEDGER (Script_row_engraver, accidental_placement);
ADD_ACKNOWLEDGER (Script_row_engraver, side_position);
ADD_TRANSLATOR (Script_row_engraver,