tree 315538b5d6d7a9e3351dcf80c23bc0ab12e2cf77
parent 96a0a39261b5a848228f096a1a1836fa12ed3e69
author Dmitrij Tejblum <tejblum@yandex-team.ru> 1313998775 +0400
committer Dmitrij Tejblum <tejblum@yandex-team.ru> 1313998775 +0400

lib: use "protocol-independed API" from RFC3678, if that is available

(This commit is based on the patch from BZ#420, and should fix that bug.)

* configure.ac: detect availability of that API
* sockopt.c (setsockopt_ipv4_multicast): use it for join/leave IPv4
  multicast groups