Mutex is equivalent to sync.Mutex but applies deadlock detection if the built tag "lockdebug" is set.

MutexDebug is a MutexDebug with deadlock detection regardless of use of the build tag.

RWMutex is equivalent to sync.RWMutex but applies deadlock detection if the built tag "lockdebug" is set.

RWMutexDebug is a RWMutexDebug with deadlock detection regardless of use of the build tag.