res_search
extern int res_query(), res_search();
resfunc = res_search;
len = res_search(domain, rr_class, rr_type, reply, sizeof(reply));
int res_search __P((const char *, int, int, uchar_t *, int));
len = res_search(host, ds->nclass, ds->ntype,
if (( rc = res_search( domain, C_IN, T_TXT, buf, sizeof( buf ))) < 0
extern int res_search(char *, int, int, u_char *, int);
if ((n = res_search(name, C_IN, T_A, buf.buf, sizeof (buf))) < 0) {