Usage:
  vdb-config [options] [<query> ...]

Summary:
  Display VDB configuration information


Options:
  -a|--all                         print all information [default] 
  -p|--cfg                         print current configuration 
  -f|--files                       print loaded files 
  -e|--env                         print shell variables 

  -h|--help                        Output brief explantion for the program. 
  -V|--version                     Display the version of the program then 
                                   quit. 
  -L|--log-level <level>           Logging level as number or enum string. One 
                                   of (fatal|sys|int|err|warn|info) or (0-5) 
                                   Current/default is warn 
  -v|--verbose                     Increase the verbosity level of the program. 
                                   Use multiple times for more verbosity.