[NTG-context] Letter Module: backaddress

Hi, now that the foldmarks work … how to set the backaddress? \usemodule[letter] \setupletterstyle [option] [backaddress=yes] \setupletterstyle [backaddress] [bottomframe=on] \setupletter [fromname={Max Mustermann}, fromaddress={Musterstr. 12\\123456 Musterstadt}] \setupletter [toname={Empfänger}, toaddress={Postfach 123456\\60498 Frankfurt am Main}] \starttext \startletter [opening={Sehr geehrte Damen und Herren,}, closing={Mit freundlichen Grüßen}] \input tufte \stopletter \stoptext Regards, Andreas