encoding(enc), free_spacing(false), use_babel(false), use_polyglossia(false),
use_indices(false), use_japanese(false), linelen(0), depth(0),
exportdata(new ExportData), inDisplayMath(false), wasDisplayMath(false),
encoding(enc), free_spacing(false), use_babel(false), use_polyglossia(false),
use_indices(false), use_japanese(false), linelen(0), depth(0),
exportdata(new ExportData), inDisplayMath(false), wasDisplayMath(false),