[exim] WG: Remove header disposition-notification-to in an a…

I tried this without any success

condition = ${if def:disposition-notification-to: {1}{0}}
headers_remove = disposition-notification-to





-----Ursprüngliche Nachricht-----
Von: Mueller [mailto:mueller@tplk.loc]
Gesendet: Freitag, 16. März 2018 09:07
An: 'exim-users@???' <exim-users@???>
Betreff: Remove header disposition-notification-to in an acl

I am trying to remove a soecial header from within acl_check_recpi: header
disposition-notification-to.

Is this possible?

Greetings

Daniel