103 umtx_lock(UMutex *mutex) {  in umtx_lock()  argument
104     if (mutex == NULL) {  in umtx_lock()
105         mutex = &globalMutex;  in umtx_lock()
107     CRITICAL_SECTION *cs = &mutex->fCS;  in umtx_lock()
108     umtx_initOnce(mutex->fInitOnce, winMutexInit, cs);  in umtx_lock()
113 umtx_unlock(UMutex* mutex)  in umtx_unlock()  argument
115     if (mutex == NULL) {  in umtx_unlock()
116         mutex = &globalMutex;  in umtx_unlock()
118     LeaveCriticalSection(&mutex->fCS);  in umtx_unlock()
144 umtx_condWait(UConditionVar *condition, UMutex *mutex) {  in umtx_condWait()  argument
161     umtx_unlock(mutex);  in umtx_condWait()
163     umtx_lock(mutex);  in umtx_condWait()
171         umtx_unlock(mutex);  in umtx_condWait()
173         umtx_lock(mutex);  in umtx_condWait()
193 umtx_lock(UMutex *mutex) {  in umtx_lock()  argument
194     if (mutex == NULL) {  in umtx_lock()
195         mutex = &globalMutex;  in umtx_lock()
197     int sysErr = pthread_mutex_lock(&mutex->fMutex);  in umtx_lock()
204 umtx_unlock(UMutex* mutex)  in umtx_unlock()  argument
206     if (mutex == NULL) {  in umtx_unlock()
207         mutex = &globalMutex;  in umtx_unlock()
209     int sysErr = pthread_mutex_unlock(&mutex->fMutex);  in umtx_unlock()
216 umtx_condWait(UConditionVar *cond, UMutex *mutex) {  in umtx_condWait()  argument
217     if (mutex == NULL) {  in umtx_condWait()
218         mutex = &globalMutex;  in umtx_condWait()
220     int sysErr = pthread_cond_wait(&cond->fCondition, &mutex->fMutex);  in umtx_condWait()