can not recurse further and it finds the delegation in a state
where it would otherwise have rejected it outhand if so received
from a cache lookup, then it can try to ask higherup (with loop
protection).
- Fix comments in iter_utils:dp_is_useless.
git-svn-id: file:///svn/unbound/trunk@2114 be551aaa-1e26-0410-a405-d3ace91eadb9
This makes validated to be insecure data just as worthless as
nonvalidated data, and 2181 rules prevent cache overwrites to them.
- Fix assertion fail on bogus key handling.
- dnssec lameness detection works on first query at trust apex.
- NS queries get proper cache and dnssec lameness treatment.
- fixup compilation without pthreads on linux.
- NS queries are done after every referral.
validator is used on those NS records (if anchors enabled).
git-svn-id: file:///svn/unbound/trunk@1185 be551aaa-1e26-0410-a405-d3ace91eadb9
