i2d_PKCS8PrivateKey_bio
LCRYPTO_USED(i2d_PKCS8PrivateKey_bio);
int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
LCRYPTO_ALIAS(i2d_PKCS8PrivateKey_bio);