The bind9 port doesn't patch this behavior (if you look at the port, there's a configure patch because upstream uses broken glibtool and an atomics patch to allow building w/ older clang versions), so it's almost certainly due to an upstream change.
> On Jun 26, 2022, at 8:23 AM, Larry Stone <lston...@stonejongleux.com> wrote: > Good observation. Still, what the MacPorts version of dig is doing is not the > default (or at least hasn’t been (see next paragraph) as I mentioned in my > first post, I used to build BIND from source). > > But one other thought I just had is it’s a change with the latest version of > BIND. The Apple provided dig is old enough that it must be BIND 9.16 and the > source-built version I tested with is also from the 9.16 tree. But the > MacPorts version is from the new 9.18 tree. Unfortunately, I no longer have a > source-built 9.18 copy of dig to test with. -- Daniel J. Luke