_mutex_lock
extern status_t _mutex_lock(mutex* lock, void* locker);
return _mutex_lock(lock, NULL);
return _mutex_lock(lock, NULL);
static status_t _mutex_lock(struct mutex* lock, void* locker);
if (_mutex_lock(lock, &locker) != B_OK)
return _mutex_lock(lock, locker);
return _mutex_lock(lock, locker);
static status_t _mutex_lock(struct mutex* lock, void* locker);
return _mutex_lock(lock, NULL);