kuvert_submit(1) on Linux
The text bf5fc073b292, as Debian 9 (Stretch) shipped it.
MTA wrapper for mail submission to kuvert(1)
Flags it lists
-
-f -
-t
The text bf5fc073b292, as Debian 9 (Stretch) shipped it.
MTA wrapper for mail submission to kuvert(1)
-f
-t