mcat --version (return code: 0)
mcat (GNU mtools) 4.0.18
configured with the following options: enable-xdf disable-vold disable-new-vold disable-debug enable-raw-term
mcat -HELP (return code: 1)
Mtools version 4.0.18, dated January 9th, 2013
Usage: mcat [-V] [-w] device
-w write on device else read