[writeDatagramToNonExistingPeer]
windows-10 msvc-2017
windows-10 msvc-2015
windows-7sp1
[multicastLeaveAfterClose]
osx-10.12
osx-10.11
[readyReadForEmptyDatagram]
opensuse-leap
ubuntu-16.04
[echo]
opensuse-42.3
[ipv6Loop]
osx-10.12
[readyReadForEmptyDatagram]
linux