I am very pleased to report that Theo's patch here fixed the problem for me, packagees produced with the patch applied on a fresh ports tree checkout produced valid exim 4.98p0 packages that receive incoming DKIM signed messages without complaint.
Thank you, Sir! I owe you at least a beverage of your choice the next time we meet! All the best, Peter -- Peter N. M. Hansteen, member of the first RFC 1149 implementation team https://bsdly.blogspot.com/ https://www.bsdly.net/ https://www.nuug.no/ "Remember to set the evil bit on all malicious network traffic" delilah spamd[29949]: 85.152.224.147: disconnected after 42673 seconds.