Here is an example output:
    $ pcp_pool_status -h localhost -U postgres
    name : listen_addresses
    value: localhost
    desc : host name(s) or IP address(es) to listen to
    name : port
    value: 9999
    desc : pgpool accepting port number
    name : socket_dir
    value: /tmp
    desc : pgpool socket directory
    name : pcp_port
    value: 9898
    desc : PCP port # to bind