struct Adobe_font_metric;
struct Adobe_font_char_metric;
struct All_font_metrics;
+struct Articulation_req;
struct Atom;
struct Audio_element;
+struct Audio_element_info;
struct Audio_column;
struct Audio_item;
struct Audio_key;
struct Audio_tempo;
struct Auto_beam_engraver;
struct Axis_group_element;
+struct Axis_group_spanner;
+struct Axis_group_item;
struct Axis_group;
struct Bar;
struct Bar_column_engraver;
struct Clef_performer;
struct Column_x_positions;
struct Column_info;
+struct Column_spring;
struct Collision;
struct Collision_engraver;
struct Command_req;
struct Command_script_req;
struct Command_tie_engraver;
struct Command_tie_req;
-struct Compressed_music;
-struct Compressed_music_iterator;
+struct Time_scaled_music;
+struct Time_scaled_music_iterator;
struct Cresc_req;
struct Crescendo ;
struct Decresc_req;
struct Engraver_group_engraver;
struct Extender;
struct Extender_req;
+struct G_script;
+struct G_script_req;
struct G_staff_side_item;
struct G_text_item;
struct General_script_def;
struct Graphical_axis_group;
struct Global_translator;
struct Hara_kiri_line_group_engraver;
-struct Hara_kiri_vertical_group_spanner;
+struct Hara_kiri_group_spanner;
struct Head_column;
-struct Horizontal_align_item;
-struct Horizontal_group_element;
-struct Horizontal_group_item;
-struct Horizontal_vertical_group;
struct Idealspacing;
struct Identifier;
struct Input_file;
struct Note_head;
struct Note_head_engraver;
struct Notename_table;
+struct New_repeated_music;
+struct Unfolded_repeat_iterator;
+struct Folded_repeat_iterator;
struct Offset;
struct Paper_column;
struct Paper_def;
struct Slur;
struct Slur_engraver;
struct Slur_req;
-struct Spacing_req;
+struct Spacing_spanner;
struct Span_bar;
struct Span_score_bar;
struct Span_dynamic_req;
struct Span_req;
struct Spanner;
+struct Spring;
struct Spring_spacer;
struct Staff_bracket;
struct Staff_performer;
struct Timing_req;
struct Vertical_brace;
struct Vertical_spanner;
-struct Vertical_group_element;
-struct Vertical_group_spanner;
-struct Vertical_align_spanner;
-struct Vertical_align_engraver;
+
struct Volta_spanner;
struct Align_element;
struct Sequential_music;