When performing a request, it's only interesting to check (and block) waiting for an IPv6 address when AF_INET6 is configured. And the opposite is true for IPv4 only setup.
This will speed up response time when a service only contains v4 (or v6) address and we are in single AF mode
When performing a request, it's only interesting to check (and block) waiting for an IPv6 address when AF_INET6 is configured. And the opposite is true for IPv4 only setup.
This will speed up response time when a service only contains v4 (or v6) address and we are in single AF mode