void quicklistInsertBefore(quicklist *quicklist, quicklistEntry *entry,
                           void *value, const size_t sz) {
    _quicklistInsert(quicklist, entry, value, sz, 0);
}
void quicklistInsertBefore(quicklist *quicklist, quicklistEntry *entry,
                           void *value, const size_t sz) {
    _quicklistInsert(quicklist, entry, value, sz, 0);
}