Looks like the patch that was applied is https://gitlab.isc.org/isc-projects/bind9/merge_requests/409, but it doesn't apply cleanly, so it's not an immediate candidate for the server-next queue.
Looks like the patch that was applied is https:/ /gitlab. isc.org/ isc-projects/ bind9/merge_ requests/ 409, but it doesn't apply cleanly, so it's not an immediate candidate for the server-next queue.