avahi-resolve-host-name --version (return code: 0)
avahi-resolve-host-name 0.6.32-rc
avahi-resolve-host-name --help (return code: 0)
avahi-resolve-host-name [options] [-n] <host name ...>
avahi-resolve-host-name [options] -a <address ... >
-h --help Show this help
-V --version Show version
-n --name Resolve host name
-a --address Resolve address
-v --verbose Enable verbose mode
-6 Lookup IPv6 address
-4 Lookup IPv4 address