Habbie/powerdns — pull request #54 by justinclift (2012-10-07 13:03:05+00:00)
Title: Added __APPLE_USE_RFC_3542 for OSX 10.7 and 10.8.

Adds the define needed by OSX Lion and Mountain Lion, for compilation with IPv6 to work.

As per Bert Hubert's suggestion on the PowerDNS dev mailing list [here](http://mailman.powerdns.com/pipermail/pdns-dev/2012-October/001247.html).