MYSQL_OPT_WRITE_TIMEOUT 1657 mysqli/mysqli_api.c 		case MYSQL_OPT_WRITE_TIMEOUT:
MYSQL_OPT_WRITE_TIMEOUT 2263 mysqlnd/mysqlnd.c 		case MYSQL_OPT_WRITE_TIMEOUT:
MYSQL_OPT_WRITE_TIMEOUT  739 mysqlnd/mysqlnd_net.c 		case MYSQL_OPT_WRITE_TIMEOUT: