ibus version (return code: 0)
IBus 1.5.11
ibus (return code: 1)
Usage: ibus COMMAND [OPTION...]
Commands:
engine Set or get engine
exit Exit ibus-daemon
list-engine Show available engines
watch (Not implemented)
restart Restart ibus-daemon
version Show version
read-cache Show the content of registry cache
write-cache Create registry cache
address Print the D-Bus address of ibus-daemon
read-config Show the configuration values
reset-config Reset the configuration values
help Show this information