ADD_ACKNOWLEDGER (Extender_engraver, lyric_syllable);
ADD_TRANSLATOR (Extender_engraver,
/* doc */ "Create lyric extenders",
/* create */ "LyricExtender",
ADD_ACKNOWLEDGER (Extender_engraver, lyric_syllable);
ADD_TRANSLATOR (Extender_engraver,
/* doc */ "Create lyric extenders",
/* create */ "LyricExtender",