Content-Type: text/plain Content-Disposition: inline Content-Transfer-Encoding: binary MIME-Version: 1.0 X-Mailer: MIME-tools 5.427 (Entity 5.427) RT-Send-CC: X-RT-Original-Encoding: iso-8859-1 Content-Length: 231 Opening two listener sockets in kpropd is more difficult than I expected, because of the complicated iprop logic. So I'm committing a variation of your patch. Why did you add AI_V4MAPPED to hints in the first getaddrinfo query?