Log Message:
Update to 9.3.4
Lots of changes, see http://www.isc.org/sw/bind/view/?release=9.3.4#RELEASE
for all the details:

In brief:
2126.	[security]	Serialise validation of type ANY responses.

2124.	[security]	It was possible to dereference a freed fetch
context.

2089.	[security]	Raise the minimum safe OpenSSL versions to
OpenSSL 0.9.7l and OpenSSL 0.9.8d.  Versions
prior to these have known security flaws which
are (potentially) exploitable in named.

2088.	[security]	Change the default RSA exponent from 3 to 65537.

2066.   [security]      Handle SIG queries gracefully.

1941.   [bug]           ncache_adderesult() should set eresult even if no
rdataset is passed to it.