pftp(1) on FreeBSD
The text c048f010d69e, as FreeBSD 5.1-RELEASE, FreeBSD 5.0-RELEASE shipped it.
Internet file transfer program
Flags it lists
-
-4 -
-6 -
-A -
-N -
-P -
-R -
-V -
-a -
-d -
-e -
-f -
-g -
-i -
-n -
-o -
-p -
-r -
-t -
-v