+onesoa, +qr, +ttlid, +ttlunits and -u per lookup
                        rather than global. [RT #42450]

                        getprotobyname and getservbyname work.  [RT #43197]

(cherry picked from commit 82a50a61)

                        a zone was update between looking for the answer and
                        looking for the NSEC3 records proving non-existance
                        of the answer. [RT #43247]

(cherry picked from commit 1477c19d)

Patch submitted by Tony Finch (dot@dotat.at).

(cherry picked from commit 47f8b47b)

4471.	[cleanup]	Render client/query logging format consistent for
			ease of log file parsing. (Note that this affects
			"querylog" format: there is now an additional field
			indicating the client object address.) [RT #43238]

                        calling dns_dispatch_getnext. [RT #43229]