__jhash_mix
__jhash_mix(a, b, c);
__jhash_mix(a, b, c);
__jhash_mix(idx, k0, k1); /* Macro that modifies arguments! */
__jhash_mix(a, b, c);
__jhash_mix(a, b, c);
__jhash_mix(ol, oh, idx);
__jhash_mix(a, b, c);
__jhash_mix(a, b, c);
__jhash_mix(a, b, c);
__jhash_mix(a, b, c);
__jhash_mix(a, b, c);
__jhash_mix(a, b, c);