named-checkconf(8) on macOS
The text 718d6ae3ad1c, as macOS 10.13.3, macOS 10.13.2, macOS 10.13.1, macOS 10.13 shipped it.
named configuration file syntax checking tool
Flags it lists
-
-h -
-j -
-p -
-t -
-v -
-x -
-z