status = sysctl(mib, STATIC_ARRAY_SIZE(mib), &boottv, &boottv_len,
/* new_value = */ NULL, /* new_length = */ 0);
if (status != 0) {
status = sysctl(mib, STATIC_ARRAY_SIZE(mib), &boottv, &boottv_len,
/* new_value = */ NULL, /* new_length = */ 0);
if (status != 0) {