#undef CLIB_CUCKOO_OPTIMIZE_UNROLL
#undef CLIB_CUCKOO_OPTIMIZE_USE_COUNT_LIMITS_SEARCH
#define CLIB_CUCKOO_OPTIMIZE_PREFETCH 1
#undef CLIB_CUCKOO_OPTIMIZE_UNROLL
#undef CLIB_CUCKOO_OPTIMIZE_USE_COUNT_LIMITS_SEARCH
#define CLIB_CUCKOO_OPTIMIZE_PREFETCH 1