iter_ds_toolow
int iter_ds_toolow(struct dns_msg* msg, struct delegpt* dp);
&& iter_ds_toolow(iq->response, iq->dp)
&& iter_ds_toolow(iq->response, iq->dp)
int iter_ds_toolow(struct dns_msg* msg, struct delegpt* dp);
&& iter_ds_toolow(iq->response, iq->dp)
&& iter_ds_toolow(iq->response, iq->dp)