Recognize OpenBSD, NetBSD and DragonflyBSD as UNIX#701

Open

moneromooo-monero wants to merge 3 commits intoabumq:developfrom moneromooo-monero:unix

+19-2

Commits on Mar 9, 2019

easylogging++: detect DragonFly BSD as a UNIX
moneromooo-monero
committed
fixed easylogging compile issue on OpenBSD

Dyrcona
authored and
moneromooo-monero
committed
NetBSD support

thomasvaughan
authored and
moneromooo-monero
committed