From here onwards, the left-hand side indicates one token. Therefore, there cannot be a delimiter between parameters.
:: = :: = :: = :: = :: = :: = :: = :: = :: = :: = :: = :: = :: = :: = :: = . :: = | :: = | ; :: = . | | :: = | :: = | :: = :: = :: = :: = :: = " opt " | opt :: = : :: = opt \ | :: = \ :: =. | .. | :: = . | :: = | :: = | :: = :: = CDROM | CDI | ROMXA | SEMIXA * If the disc type is CDDA, describe it as CDROM. * For CD-ROM XA with MODE1 track, write SEMIXA. :: = CDDA | MODE0 | MODE1 | MODE2
:: = CDROM | CDI | ROMXA | SEMIXA * If the disc type is CDDA, describe it as CDROM. * For CD-ROM XA with MODE1 track, write SEMIXA. :: = CDDA | MODE0 | MODE1 | MODE2