Le 26 nov. 2020 à 21:01, Pablo Rodriguez <oinos@gmx.es> a écrit :

On 11/26/20 8:06 PM, Jean-Philippe Rey wrote:

[...]
Do you know a way to distinguish between LMTX and MkIV ?

Hi Jean-Philippe,

I guess this is what you are looking for:

 \starttext
 \startTEXpage[offset=1em]
 \startlmtxmode LMTX\stoplmtxmode
 \startmkivmode MkIV\stopmkivmode
 \stopTEXpage
 \stoptext

Just in case it helps,

Pablo