e434336ced
While here, warn and sleep for 10 s when building against LibreSSL. Remove some cruft. Change summary: <https://github.com/OpenVPN/openvpn/blob/release/2.4/Changes.rst#version-246> Changelog: <https://community.openvpn.net/openvpn/wiki/ChangesInOpenvpn24#OpenVPN2.4.6> Reported by: portscout