createspf usage:
 
   createspf [-hoAV] [mydomain]
 
    This program creates DNS SPF records if the domain does not already have one.
    It is an include file. The Cobalt only sees it if you use the GUI to update
    that domain's DNS records.
 
 where:
 
    -h         Display this help.
    -o         Overlay existing DNS include file.
    -A         Create all spf include files for domains that do not have them.
    -V         Show createspf version.
 
    mydomain   the domain name to create the DNS records for
                
 Example: createspf yahoo.com
 
  Files Used:  /etc/named/pri.mydomain.include