Tests wrapped

See merge request !15

when the daemon starts in non-interactive mode, it creates a pipe in the ‘tty/<pid>’ which can be used to interact with it remotely - much wow

e.g. $ socat - UNIX-CONNECT:tty/38284

the query flags were cleared too early, and the rec never
retried if the NS had ipv6 addresses, but all were bad

this fixes an issue when nameserver responds with AA=0 and authority
of a CNAME target (which is in current bailiwick)