even though the newer resolving strategy is to keep going if nxdomain is  received, let's at least flag the fact that it was received so we can  still report nxdomain if all the servers turn out to fail
even though the newer resolving strategy is to keep going if nxdomain is 
received, let's at least flag the fact that it was received so we can 
still report nxdomain if all the servers turn out to fail


git-svn-id: ced07d5e10f05f45759cb75bdadb6610d25656be@789 ac7a513c-5e3a-0410-af42-968c3ac6e7dc

drizt/iris,drizt/iris,orgads/iris,orgads/iris,drizt/iris,harishnavnit/iris,harishnavnit/iris,harishnavnit/iris,psi-im/iris,psi-im/iris,psi-im/iris,orgads/iris