fast SMS4 with Intel AVX2/KNC-NI

crypto/evp/evp_pkey.c

@@ -227,3 +227,15 @@ int EVP_PKEY_add1_attr_by_txt(EVP_PKEY *key,
         return 1;
     return 0;
 }
+
+#ifndef OPENSSL_NO_GMSSL
+int EVP_PKEY_ec_to_sm2(EVP_PKEY *pkey, int only_sm2_curve)
+{
+	return 0;
+}
+
+int EVP_PKEY_sm2_to_ec(EVP_PKEY *pkey)
+{
+	return 0;
+}
+#endif