For bionic (6.0.3p1-1build1) and eoan (6.0.3p1-6), you'll want to cherry-pick the following two commits from debian/buster branch from the opensmtpd git packaging repo in Debian:
2483c1fceb8225a89e93901e9b5d182d576ac488 8cfa5131f89b8d454b65d152d98dfb863e00295a
https://salsa.debian.org/debian/opensmtpd/tree/debian/buster
I'm attaching these two commits as patches.
For bionic (6.0.3p1-1build1) and eoan (6.0.3p1-6), you'll want to cherry-pick the following two commits from debian/buster branch from the opensmtpd git packaging repo in Debian:
2483c1fceb8225a 89e93901e9b5d18 2d576ac488 54b65d152d98dfb 863e00295a
8cfa5131f89b8d4
https:/ /salsa. debian. org/debian/ opensmtpd/ tree/debian/ buster
I'm attaching these two commits as patches.