sftp(1) on FreeBSD
The text 1d2aa4c3226d, as FreeBSD 5.4-RELEASE, FreeBSD 5.3-RELEASE shipped it.
secure file transfer program
Flags it lists
-
-1 -
-B -
-C -
-F -
-P -
-R -
-S -
-b -
-o -
-v