#include <sys/types.h>
#include <netinet/in.h>
#include <arpa/nameser.h>
#include <resolv.h>
int dn_find_ts64(unsigned char * __ptr64 expanded_domain_name,
unsigned char * __ptr64 message_pointer,
unsigned char * __ptr64 * __ptr64 domain_name_pointers,
unsigned char * __ptr64 * __ptr64 last_domain_name)
The dn_find() function is used to search for an expanded domain name in a list of compressed domain names. dn_find_ts64() differs from dn_find() in that dn_find_ts64() accepts 8-byte teraspace pointers.
For a discussion of the parameters, authorities required, return values, and other related information, see dn_find()--Search for Compressed Domain Name.
All of the usage notes for dn_comp()--Compress Domain Name apply to dn_find_ts64().