pftp(1) on FreeBSD
The text 21c206f9bf71, as FreeBSD 2.2.9-RELEASE shipped it.
ARPANET file transfer program
Flags it lists
-
-P -
-U -
-V -
-a -
-d -
-e -
-g -
-i -
-n -
-p -
-t -
-v