euare-userupdateinfo --version (return code: 0)
euca2ools 3.3-devel (Yokohama)
euare-userupdateinfo --HELP (return code: 2)
usage: euare-userupdateinfo -k KEY [-i VALUE] [--as-account ACCOUNT] [-U URL]
[--region USER@REGION] [-I KEY_ID] [-S KEY]
[--security-token TOKEN] [--debug] [--debugger]
[--version] [-h]
[USER]
euare-userupdateinfo: error: argument -k/--info-key is required