# File lib/sshkit/backends/netssh/known_hosts.rb, line 120
        def search_for(host, options = {})
          keys = ::Net::SSH::KnownHosts.hostfiles(options).map do |path|
            known_hosts_file(path).keys_for(host)
          end.flatten
          ::Net::SSH::HostKeys.new(keys, host, self, options)
        end