scutil(8) on macOS
The text 23cf1f74d217, as Mac OS X 10.5.8, Mac OS X 10.5.7, Mac OS X 10.5.6, Mac OS X 10.5.5, Mac OS X 10.5.4, Mac OS X 10.5.3, Mac OS X 10.5.2, Mac OS X 10.5.1, Mac OS X 10.5 shipped it.
Manage system configuration parameters
Flags it lists
-
--dns -
--get -
--proxy