mysqlnd_poll      779 ext/mysqli/mysqli_nonapi.c 	ret = mysqlnd_poll(new_r_array, new_e_array, &new_dont_poll_array, sec, usec, &desc_num);
mysqlnd_poll      116 ext/mysqlnd/mysqlnd.h PHPAPI enum_func_status mysqlnd_poll(MYSQLND **r_array, MYSQLND **e_array, MYSQLND ***dont_poll, long sec, long usec, int * desc_num);