security/libressl was updated to 2.4.4 in ports on 15 Nov 2016. The latest PORTREVISION bump of net/openntpd was on 28 Oct 2016. Please bump it again so openntpd packages will be rebuilt against libressl 2.4.4.
A commit references this bug:
Date: Sat Dec 24 14:57:16 UTC 2016
New revision: 429362
Belated PORTREVISION bump after security/libressl 2.4.4 update.
Submitted by: Rene Wagner <firstname.lastname@example.org>