-struct Absolute_dynamic_req;
-struct Adobe_font_char_metric;
-struct Adobe_font_metric;
-struct Align_element;
-struct All_font_metrics;
-struct Articulation_req;
-struct Atom;
-struct Audio_column;
-struct Audio_element;
-struct Audio_element_info;
-struct Audio_instrument;
-struct Audio_item;
-struct Audio_key;
-struct Audio_note;
-struct Audio_note_off;
-struct Audio_staff;
-struct Audio_tempo;
-struct Audio_text;
-struct Audio_tie;
-struct Audio_time_signature;
-struct Auto_beam_engraver;
-struct Axis_align_item;
-struct Axis_group;
-struct Axis_group_element;
-struct Axis_group_item;
-struct Axis_group_spanner;
-struct Bar;
-struct Bar_column;
-struct Bar_column_engraver;
-struct Bar_engraver;
-struct Bar_req;
-struct Barcheck_req;
-struct Bass_req;
-struct Beam;
-struct Beam_engraver;
-struct Beaming_info;
-struct Beaming_info_list;
-struct Bezier;
-struct Bezier_bow;
-struct Blank_req;
-struct Bow;
-struct Box;
-struct Bracket_req;
-struct Break_align_item;
-struct Break_req;
-struct CHyphen_req;
-struct Cadenza_req;
-struct Change_iterator;
-struct Change_translator;
-struct Chord;
-struct Chord_name;
-struct Chord_name_engraver;
-struct Chord_tremolo;
-struct Chord_tremolo_engraver;
-struct Chord_tremolo_req;
-struct Clef_change_req;
-struct Clef_engraver;
-struct Clef_item;
-struct Clef_performer;
-struct Collision;
-struct Collision_engraver;
-struct Column_info;
-struct Column_spring;
-struct Column_x_positions;
-struct Command_req;
-struct Command_script_req;
-struct Command_tie_engraver;
-struct Crescendo ;
-struct Dimension_cache;
-struct Spanner;
-struct Dot_column;
-struct Dots;
-struct Durational_req;
-struct Dynamic;
-struct Dynamic_req;
-struct Element_group;
-struct Element_group_item;
-struct Engraver;
-struct Engraver_group_engraver;
-struct Extender;
-struct Extender_req;
-struct Folded_repeat_iterator;
-struct Font_metric;
-struct General_script_def;
-struct Global_translator;
-struct Grace_align_item;
-struct Hara_kiri_group_spanner;
-struct Hara_kiri_line_group_engraver;
-struct Head_column;
-struct Idealspacing;
-struct Identifier;
-struct Input_file;
-struct Inversion_req;
-struct Item;
-struct Key;
-struct Key_change_req;
-struct Key_engraver;
-struct Key_item;
-struct Key_performer;
-struct Keyword;
-struct Keyword_table;
-struct Lily_stream;
-struct Line_group_engraver;
-struct Line_of_score;
-struct Line_of_staff;
-struct Linestaff;
-struct Local_key;
-struct Local_key_engraver;
-struct Local_key_item;
-struct Lookup;
-struct Lyric_item;
-struct Lyric_req;
-struct Mark_req;
-struct Measure_grouping_req;
-struct Melodic_req;
-struct Midi_def;
-struct Midi_duration;
-struct Midi_header;
-struct Midi_item;
-struct Midi_key;
-struct Midi_note;
-struct Midi_note_event;
-struct Midi_note_off;
-struct Midi_output;
-struct Midi_score;
-struct Midi_stream;
-struct Midi_tempo;
-struct Midi_time_signature;
-struct Midi_track;
-struct Midi_walker;
-struct Mixed_qp;
-struct Molecule;
-struct Multi_measure_rest;
-struct Multi_measure_rest_engraver;
-struct Multi_measure_rest_req;
-struct Music;
-struct Music_iterator;
-struct Music_list;
-struct Music_list_iterator;
-struct Music_output;
-struct Music_output_def;
-struct Music_sequence;
-struct Music_wrapper;
-struct Music_wrapper_iterator;
-struct Musical_pitch;
-struct Musical_req;
-struct Musical_script_req;
-struct Musical_span_req;
-struct My_lily_lexer;
-struct My_lily_parser;
-struct Note_column;
-struct Note_column_engraver;
-struct Note_head;
-struct Note_head_engraver;
-struct Note_performer;
-struct Note_req;
-struct Notename_table;
-struct Offset;
-struct Paper_column;
-struct Polynomial;
-struct Paper_def;
-struct Paper_outputter;
-struct Paper_score;
-struct Paper_stream;
-struct Partial_measure_req;
-struct Performance;
-struct Performer;
-struct Performer;
-struct Performer_group_performer;
-struct Piano_brace;
-struct Property_iterator;
-struct Rational;
-struct Re_rhythmed_music;
-struct Relative_octave_music;
-struct Repeat_engraver;
-struct Repeated_music;
-struct Repeated_music;
-struct Repeated_music_iterator;
-struct Request;
-struct Request_chord;
-struct Request_column;
-struct Rest;
-struct Rest_collision;
-struct Rest_collision_engraver;
-struct Rest_req;
-struct Rhythmic_grouping;
-struct Rhythmic_grouping_req;
-struct Rhythmic_head;
-struct Rhythmic_req;
-struct Scope;
-struct Score;
-struct Score_column;
-struct Score_element;
-struct Score_element_info;
-struct Score_performer;
-struct Script;
-struct Script_req;
-struct Separating_group_spanner;
-struct Sequential_music;
-struct Simple_music;
-struct Simple_spacer;
-struct Simultaneous_music;
-struct Single_malt_grouping_item;
-struct Skip_req;
-struct Slur;
-struct Slur_engraver;
-struct Spacing_spanner;
-struct Span_bar;
-struct Span_req;
-struct Span_score_bar;
-struct Spanner;
-struct Spring;
-struct Spring_spacer;
-struct Staff_bracket;
-struct Staff_performer;
-struct Staff_side;
-struct Staff_side_item;
-struct Staff_symbol;
-struct Stem;
-struct Stem_beam_engraver;
-struct Stem_req;
-struct Stem_tremolo;
-struct String;
-struct Super_element;
-struct Symtable;
-struct Symtables;
-struct Tempo_req;
-struct Tex_font_char_metric;
-struct Tex_font_metric;
-struct Tex_font_metric_reader;
-struct Text_def;
-struct Text_engraver;
-struct Text_gob;
-struct Text_item ;
-struct Text_item;
-struct Text_req;
-struct Text_spanner;
-struct Tie;
-struct Tie_engraver;
-struct Tie_req;
-struct Time_description;
-struct Time_scaled_music;
-struct Time_scaled_music_iterator;
-struct Time_signature;
-struct Time_signature_change_req;
-struct Time_signature_engraver;
-struct Time_signature_performer;
-struct Timing_engraver;
-struct Timing_req;
-struct Timing_translator;
-struct Tonic_req;
-struct Translation_property;
-struct Translator;
-struct Translator_group;
-struct Tremolo_req;
-struct Tuplet_spanner;
-struct Unfolded_repeat_iterator;
-struct Vertical_brace;
-struct Vertical_spanner;
-struct Volta_spanner;
-struct Moment;