build_id__is_defined
bool build_id__is_defined(const struct build_id *bid);
if (build_id__is_defined(&a->build_id) && build_id__is_defined(&b->build_id)) {
if (build_id__is_defined(&id->build_id) && !build_id__is_defined(&dso_id->build_id)) {
return build_id__is_defined(dso__bid(dso));
if (build_id__is_defined(bid))
if (build_id__is_defined(bid))
if (!build_id__is_defined(&id->build_id)) {
if (!build_id__is_defined(&dso_id->build_id) &&