pub unsafe extern "C" fn CRYPTO_tls13_hkdf_expand_label(
out: *mut u8,
out_len: usize,
digest: *const EVP_MD,
secret: *const u8,
secret_len: usize,
label: *const u8,
label_len: usize,
hash: *const u8,
hash_len: usize,
) -> c_int