ktelnetservice -V (return code: 1)
ktelnetservice: cannot connect to X server
ktelnetservice --help (return code: 0)
Usage: ktelnetservice [Qt-options] [KDE-options] url
telnet protocol handler
Generic options:
--help Show help about options
--help-qt Show Qt specific options
--help-kde Show KDE specific options
--help-all Show all options
--author Show author information
-v, --version Show version information
--license Show license information
-- End of options
Arguments:
url