1if (`select count(*)=0 from information_schema.global_variables where variable_name = "debug_mutex_deadlock_detector"`) { 2 skip needs safemutex deadlock detector; 3} 4
1if (`select count(*)=0 from information_schema.global_variables where variable_name = "debug_mutex_deadlock_detector"`) { 2 skip needs safemutex deadlock detector; 3} 4