iwevent --version (return code: 0)
iwevent Wireless-Tools version 30
Compatible with Wireless Extension v11 to v22.
Kernel Currently compiled with Wireless Extension v22.
iwevent --help (return code: 0)
Usage: iwevent [OPTIONS]
Monitors and displays Wireless Events.
Options are:
-h,--help Print this message.
-v,--version Show version of this program.