__grscan_dns
rv = __grscan_dns(&rerror, &_dns_group,
rv = __grscan_dns(retval, grp, buffer, buflen,
rv = __grscan_dns(&rerror, &_dns_group,
rv = __grscan_dns(retval, grp, buffer, buflen, &state, 1, NULL, gid);
rv = __grscan_dns(&rerror, &_dns_group,
rv = __grscan_dns(retval, grp, buffer, buflen, &state, 1, name, 0);
while (__grscan_dns(&rv, &grp, grpbuf, sizeof(grpbuf), &state,
extern int __grscan_dns(int *, struct group *, char *, size_t,