this_func         501 ext/mysqlnd/mysqlnd_structs.h typedef enum_func_status	(*func_mysqlnd_conn_data__local_tx_start)(MYSQLND_CONN_DATA * conn, size_t this_func);
this_func         502 ext/mysqlnd/mysqlnd_structs.h typedef enum_func_status	(*func_mysqlnd_conn_data__local_tx_end)(MYSQLND_CONN_DATA * conn, size_t this_func, enum_func_status status);