DBG_ENTER_EX      106 mysqlnd/mysqlnd_debug.h 			DBG_ENTER_EX(dbg_obj, (block_name));
DBG_ENTER_EX      164 mysqlnd/mysqlnd_debug.h #define DBG_ENTER(func_name)	DBG_ENTER_EX(MYSQLND_G(dbg), (func_name))