Richard Henderson (
Wed, 24 Sep 1997 00:32:23 -0700 (PDT)

> b) The drives does'nt support the scsi-2 audio commands at all (some
> old nec drives). For this one I'd like to return something else than
> just EINVAL. Is there some error code for this kid of errors?

EOPNOTSUPP is what you are looking for.