Log Message:
Update to 9.4.3

Resolver could try unreachable servers multiple times.
Adb's handling of lame addresses was different for IPv4 and IPv6.
Remove NULL pointer dereference in dns_journal_print().
libbind: Out of bounds reference in dns_ho.c:addrsort.
Set initial timeout to 800ms.
TSIG context leak

For all the details see:
 http://oldwww.isc.org/sw/bind/view/?release=9.4.3#RELEASE