228     EC_GROUP* group = EC_GROUP_new_by_curve_name(NID_secp521r1);  in ECKEYGenerateKey()  local
229     EC_KEY_set_group(key, group);  in ECKEYGenerateKey()
232         EC_GROUP_free(group);  in ECKEYGenerateKey()
254     EC_GROUP* group = EC_GROUP_new_by_curve_name(NID_secp521r1);  in ECKEYParsePrivateKey()  local
255     auto result = EC_KEY_parse_private_key(&cbs, group);  in ECKEYParsePrivateKey()
256     EC_GROUP_free(group);  in ECKEYParsePrivateKey()
265     EC_GROUP* group = EC_GROUP_new_by_curve_name(NID_secp521r1);  in ECPOINTPoint2Oct()  local
267     auto result = EC_POINT_point2oct(group, point, form, buf, len, nullptr);  in ECPOINTPoint2Oct()
268     EC_GROUP_free(group);  in ECPOINTPoint2Oct()
273     EC_GROUP* group = EC_GROUP_new_by_curve_name(NID_secp521r1);  in ECPOINTOct2Point()  local
274     EC_POINT* point = EC_POINT_new(group);  in ECPOINTOct2Point()
275     auto result = EC_POINT_oct2point(group, point, buf, len, nullptr);  in ECPOINTOct2Point()
276     EC_GROUP_free(group);  in ECPOINTOct2Point()