We set the export flag for 512 *bit* keys, not 512 *byte* ones.

PR: 587

crypto/x509/x509type.c

@@ -112,7 +112,8 @@ int X509_certificate_type(X509 *x, EVP_PKEY *pkey)
 		break;
 		}
 
-	if (EVP_PKEY_size(pk) <= 512)
+	if (EVP_PKEY_size(pk) <= 512/8)	/* /8 because it's 512 bits we look
+					   for, not bytes */
 		ret|=EVP_PKT_EXP;
 	if(pkey==NULL) EVP_PKEY_free(pk);
 	return(ret);