uint64_t           98 ext/digest/sha2/sha2.h typedef u_int64_t uint64_t;		/* 8-bytes (64-bits) */
uint64_t          102 ext/digest/sha2/sha2.h typedef unsigned long long uint64_t;	/* 8-bytes (64-bits) */
uint64_t           15 siphash.h      #define uint64_t sip_uint64_t