-u64 siphash_1u64(u64, const siphash_key_t *key);
-u64 siphash_2u64(u64, u64, const siphash_key_t *key);
-u64 siphash_3u64(u64, u64, u64, const siphash_key_t *key);
-u64 siphash_4u64(u64, u64, u64, u64, const siphash_key_t *key);
-u64 siphash_1u32(u32, const siphash_key_t *key);
-u64 siphash_2u32(u32, u32, const siphash_key_t *key);
-u64 siphash_3u32(u32, u32, u32, const siphash_key_t *key);
-u64 siphash_4u32(u32, u32, u32, u32, const siphash_key_t *key);
+ u64 siphash_1u64(u64, const siphash_key_t *key);
+ u64 siphash_2u64(u64, u64, const siphash_key_t *key);
+ u64 siphash_3u64(u64, u64, u64, const siphash_key_t *key);
+ u64 siphash_4u64(u64, u64, u64, u64, const siphash_key_t *key);
+ u64 siphash_1u32(u32, const siphash_key_t *key);
+ u64 siphash_2u32(u32, u32, const siphash_key_t *key);
+ u64 siphash_3u32(u32, u32, u32, const siphash_key_t *key);
+ u64 siphash_4u32(u32, u32, u32, u32, const siphash_key_t *key);