MLKEM_private_key_encoded_length
LCRYPTO_USED(MLKEM_private_key_encoded_length);
if (in_len != MLKEM_private_key_encoded_length(private_key))
size_t MLKEM_private_key_encoded_length(const MLKEM_private_key *key);
LCRYPTO_ALIAS(MLKEM_private_key_encoded_length);
MLKEM_private_key_encoded_length(priv_key), CBS_len(&dk)))
MLKEM_private_key_encoded_length(priv_key), CBS_len(&private_key)))