D8672: Fix build with LibreSSL

[David Faure]

dfaure accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R239 KDELibs4Support

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D8672

To: heikobecker, #frameworks, #freebsd, dfaure
Cc: dfaure, asturmlechner