sendmail is in my opinion unessisary advanced and compicated for the most installations and there are a more simpler solution already in base for OpenBSD which is smtpd. This daemon is not active by default but it’s simple to change. Stop sendmail pkill sendmail Edit /etc/mailer.conf and change to the following sendmail /usr/sbin/smtpctl send-mail /usr/sbin/smtpctl mailq /usr/sbin/smtpctl makemap /usr/libexec/smtpd/makemap newaliases /usr/libexec/smtpd/makemap hoststat /usr/libexec/sendmail/sendmail purgestat /usr/libexec/sendmail/sendmail Rebuild aliases database newaliases Make…
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