It seems like ldns now uses other USE flags to determine whether to include SSL features, but the openssl ebuild still requires an explicit +ssl USE flag.
Yep, same problem here.
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=a71042d76cb47d5e92ab5b0092a5cef0a1593a1d commit a71042d76cb47d5e92ab5b0092a5cef0a1593a1d Author: Thomas Deutschmann <whissi@gentoo.org> AuthorDate: 2017-12-18 19:00:31 +0000 Commit: Thomas Deutschmann <whissi@gentoo.org> CommitDate: 2017-12-18 19:00:49 +0000 net-misc/openssh: Fix net-libs/ldns dependency Closes: https://bugs.gentoo.org/641266 Package-Manager: Portage-2.3.19, Repoman-2.3.6 net-misc/openssh/openssh-7.5_p1-r3.ebuild | 4 ++-- net-misc/openssh/openssh-7.6_p1-r1.ebuild | 4 ++-- net-misc/openssh/openssh-7.6_p1.ebuild | 4 ++-- 3 files changed, 6 insertions(+), 6 deletions(-)