buildCfgOptionList: build configured option list algorithm (Kea 1.8.0) Get (empty) configured option list return yes no subnet no push back host configured options yes current host reservation no get pool of assigned address push back pool configured options yes pool no yes assigned address no push back subnet configured options get shared network from subnet push back shared network configured options yes shared network no get client class definition from current configuration found no yes log debug "class unconfigured" no built-in client class yes push back client class definition configured options for each query client class push back global configured options return .