[Exim] Was does "Exim" mean?

Hello!

Just for an "OT" question: What is the humble meaning of "Exim"? I
searched the documents for a while, but I found nothing that lead me to
an explanation.

Do You know anything?

--
Mit freundlichen Gruessen / Yours sincerely

Marian Eichholz

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Marian Eichholz
Postmaster
freenet.de AG          Vorsitzender des Aufsichtsrates: Gerhard Schmid
Deelbögenkamp 4c       Vorstand: Eckhard Spoerr (Vors.), Axel Krieger
22297 Hamburg          Amtsgericht Hamburg, HRB 74048