ec2ver ([ec2-version])
ec2ver [GENERAL OPTIONS]
Any command option/parameter may be passed a value of '-' to indicate
that values for that option should be read from stdin.
Dump the build and API versions the EC2 API tools.
-v, --verbose
Verbose output.
-?, --help
Display this help.
-H, --headers
Display column headers.
--debug
Display additional debugging information.
--show-empty-fields
Indicate empty fields.
--hide-tags
Do not display tags for tagged resources.