hints_find_root
if(!hints_find_root(hints, LDNS_RR_CLASS_IN, nolock)) {
struct delegpt* hints_find_root(struct iter_hints* hints,
iq->dp = hints_find_root(qstate->env->hints,
iq->dp = hints_find_root(qstate->env->hints,
dp = hints_find_root(qstate->env->hints,
dp = hints_find_root(qstate->env->hints, qclass, nolock);
if(!hints_find_root(hints, LDNS_RR_CLASS_IN, nolock)) {
struct delegpt* hints_find_root(struct iter_hints* hints,
iq->dp = hints_find_root(qstate->env->hints,
iq->dp = hints_find_root(qstate->env->hints,
dp = hints_find_root(qstate->env->hints,
dp = hints_find_root(qstate->env->hints, qclass, nolock);