efax(1) on Linux
The text e7aa2c172c0a, as Debian 2.2 (Potato) shipped it.
send/receive faxes with Class 1, 2 or 2.0 fax modem (Please read the fax man page first.)
Flags it lists
-
-a -
-c -
-d -
-f -
-g -
-h -
-i -
-j -
-k -
-l -
-o -
-q -
-r -
-s -
-v -
-w -
-x