ftp-proxy(8) on OpenBSD
The text 57852203656a, as OpenBSD 6.0, OpenBSD 5.9 shipped it.
Internet File Transfer Protocol proxy daemon
Flags it lists
-
-6 -
-A -
-D -
-P -
-R -
-T -
-a -
-b -
-d -
-m -
-p -
-q -
-r -
-t -
-v