PEM_write_PKCS8PrivateKey_nid
LCRYPTO_USED(PEM_write_PKCS8PrivateKey_nid);
int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid,
LCRYPTO_ALIAS(PEM_write_PKCS8PrivateKey_nid);