evdev ioctls 
  This page lists the status of the evdev-specific ioctls in libevdev.
- EVIOCGVERSION:
 - supported, see libevdev_get_driver_version()
 - EVIOCGID:
 - supported, see libevdev_get_id_product(), libevdev_get_id_vendor(), libevdev_get_id_bustype(), libevdev_get_id_version()
 - EVIOCGREP:
 - supported, see libevdev_get_event_value())
 - EVIOCSREP:
 - supported, see libevdev_enable_event_code()
 - EVIOCGKEYCODE:
 - currently not supported
 - EVIOCGKEYCODE:
 - currently not supported
 - EVIOCSKEYCODE:
 - currently not supported
 - EVIOCSKEYCODE:
 - currently not supported
 - EVIOCGNAME:
 - supported, see libevdev_get_name()
 - EVIOCGPHYS:
 - supported, see libevdev_get_phys()
 - EVIOCGUNIQ:
 - supported, see libevdev_get_uniq()
 - EVIOCGPROP:
 - supported, see libevdev_has_property()
 - EVIOCGMTSLOTS:
 - supported, see libevdev_get_num_slots(), libevdev_get_slot_value()
 - EVIOCGKEY:
 - supported, see libevdev_has_event_code(), libevdev_get_event_value()
 - EVIOCGLED:
 - supported, see libevdev_has_event_code(), libevdev_get_event_value()
 - EVIOCGSND:
 - currently not supported
 - EVIOCGSW:
 - supported, see libevdev_has_event_code(), libevdev_get_event_value()
 - EVIOCGBIT:
 - supported, see libevdev_has_event_code(), libevdev_get_event_value()
 - EVIOCGABS:
 - supported, see libevdev_has_event_code(), libevdev_get_event_value(), libevdev_get_abs_info()
 - EVIOCSABS:
 - supported, see libevdev_kernel_set_abs_info()
 - EVIOCSFF:
 - currently not supported
 - EVIOCRMFF:
 - currently not supported
 - EVIOCGEFFECTS:
 - currently not supported
 - EVIOCGRAB:
 - supported, see libevdev_grab()
 - EVIOCSCLOCKID:
 - supported, see libevdev_set_clock_id()
 - EVIOCREVOKE:
 - currently not supported, see http://lists.freedesktop.org/archives/input-tools/2014-January/000688.html
 
 1.8.17