> Alan Braslau <mailto:braslau.list@comcast.net>
> 26. Juni 2018 um 04:00
> On Mon, 25 Jun 2018 20:50:51 -0400
>
> \setupregister[index][referencing=off]

This option doesn’t exist in MkIV and there is no other option to 
disable \index.

Wolfgang