On Fri, Dec 9, 2011 at 18:00, clemens fischer < ino-news@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > Myra Nelson wrote: > > > After some more searching, work, and this email from the libc help > > list [ http://sourceware.org/ml/libc-help/2011-12/msg00000.html > > ] , I've attempted the code from Ulrich Dreppers page at > > http://www.akkadia.org/drepper/userapi-ipv6.html . The newer version > > of the code (on the right ) which is supposed to be protocol > > independent returns getaddrinfo: Servname not supported for > > ai_socktype, while the older version ( on the left ) seg faults. > > Also try another, more practical program (which works here): > > <url: > > http://linux-hacks.blogspot.com/2008/04/default-address-selection-part-1.html > > > > (linked from <url:http://www.wtfm.org/ip6to4>) > > > clemens > > Clemens: Thank you very much. I already had the example you pointed out and was having trouble with it also. However in working on it I discovered what was wrong. As I suspected it was a configuration error in my network settings. Once I set up both ipv6 addresses and ipv4 addresses both sets of code quit choking. Again, I appreciate you assistance very much. Myra -- Life's fun when your sick and psychotic!