.TH dns_ip6_packet 3 .SH NAME dns_ip6_packet \- extract IPv6 address from DNS answer packet .SH SYNTAX .B #include int \fBdns_ip6_packet\fP(stralloc* \fIout\fR,const char* \fIbuf\fR, unsigned int \fIlen\fR); .SH DESCRIPTION dns_ip6_packet is a low-level component of dns_ip6, designed to support asynchronous DNS lookups. It reads a DNS packet of length \fIlen\fR from \fIbuf\fR, extracts IPv4 and IPv6 addresses from the answer section of the packet, puts the addresses into \fIout\fR, and returns 0 or -1 the same way as dns_ip6. .SH "SEE ALSO" dns_ip6(3), dns_ip4_packet(3)