itojun@iijlab.net writes:

> >Does this work as expected?
> 
> 	for me yes.

Um.  What version of getaddrinfo.c are you referring?  I guess the
head revision as of today is 1.42, and ...

> 	2. when host == NULL and ai_family is not supported by the kernel,
> 	   EAI_FAMILY will be returned.

... it actually returns EAI_NONAME in this case.

enami.