print_trace
print_trace(1, &base);
void print_trace(int index, struct resp_buf *buf);
print_trace(-hops, &base);
print_trace(nexthop, &base);
print_trace(nexthop, &base);
print_trace(1, &base);
print_trace(1, &base);
print_trace(1, new);
print_trace(1, new);
print_trace(1, &base);