dt-getname(1) on Linux
The text 864a85514a70, as Debian 8 (Jessie) shipped it.
command-line test program for the val_getnameinfo() function
Flags it lists
-
--help -
--output -
--port -
-D -
-F -
-H -
-N -
-S -
-h -
-o -
-p