mysqlnd_options4 1111 ext/mysqlnd/mysqlnd.c 		mysqlnd_options4(conn_handle, MYSQL_OPT_CONNECT_ATTR_ADD, "_client_name", "mysqlnd");
mysqlnd_options4  110 ext/mysqlnd/mysqlnd_libmysql_compat.h #define mysql_options4(c,a,k,v)			mysqlnd_options4((c), (a), (k), (v))