This will make a number of things easier in the future, as well as (finally!) avoiding the Id-smashing problem which has plagued developers for so long. Boy, I'm glad we're not using sup anymore. This update would have been insane otherwise.
Down to only about 100 items left to cleanup! :-)
This is part of bind-4.9.3, but was missed in previous imports. It replaces the old nstest and nsquery programs.