Usage: jstest [<mode>] <device>

Modes:
  --normal           One-line mode showing immediate status
  --old              Same as --normal, using 0.x interface
  --event            Prints events as they come in
  --nonblock         Same as --event, in nonblocking mode
  --select           Same as --event, using select() call

==BST-ERR==
==BST-RC== 1