euare-useraddcert --version (return code: 0)
euca2ools 3.3-devel (Yokohama)
euare-useraddcert -HELP (return code: -15)
usage: euare-useraddcert (-c CERT_CONTENT | -f FILE) [--as-account ACCOUNT]
[-U URL] [--region USER@REGION] [-I KEY_ID] [-S KEY]
[--security-token TOKEN] [--debug] [--debugger]
[--version] [-h]
USER
euare-useraddcert: error: too few arguments