ref: 082a4ea49e1ea955f756bba1d0f8a1b819dcf4b9
dir: /hashing.h/
#pragma once value_t nextipow2(value_t i) fl_constfn; uint32_t int32hash(uint32_t a) fl_constfn; uint64_t int64hash(uint64_t key) fl_constfn; uint32_t int64to32hash(uint64_t key) fl_constfn; uint64_t memhash(const char* buf, size_t n); uint32_t memhash32(const char* buf, size_t n);