pub unsafe extern "C" fn crypto_hash_sha256_update(
state: *mut crypto_hash_sha256_state,
in_: *const c_uchar,
inlen: c_ulonglong,
) -> c_int
pub unsafe extern "C" fn crypto_hash_sha256_update(
state: *mut crypto_hash_sha256_state,
in_: *const c_uchar,
inlen: c_ulonglong,
) -> c_int