37     pthread_mutex_t   lock;  member
53     CRITICAL_SECTION  lock;
85 static __inline__ void  mutex_lock(mutex_t*  lock)  in mutex_lock()  argument
87     pthread_mutex_lock(lock);  in mutex_lock()
89 static __inline__ void  mutex_unlock(mutex_t*  lock)  in mutex_unlock()  argument
91     pthread_mutex_unlock(lock);  in mutex_unlock()
93 static __inline__ int  mutex_init(mutex_t*  lock)  in mutex_init()  argument
95     return pthread_mutex_init(lock, NULL);  in mutex_init()
97 static __inline__ void mutex_destroy(mutex_t*  lock)  in mutex_destroy()  argument
99     pthread_mutex_destroy(lock);  in mutex_destroy()
106     CRITICAL_SECTION   lock[1];  member
111 static __inline__ void  mutex_lock(mutex_t*  lock)  in mutex_lock()  argument
113     if (!lock->init) {  in mutex_lock()
114         lock->init = 1;  in mutex_lock()
115         InitializeCriticalSection( lock->lock );  in mutex_lock()
116         lock->init = 2;  in mutex_lock()
117     } else while (lock->init != 2)  in mutex_lock()
120     EnterCriticalSection(lock->lock);  in mutex_lock()
123 static __inline__ void  mutex_unlock(mutex_t*  lock)  in mutex_unlock()  argument
125     LeaveCriticalSection(lock->lock);  in mutex_unlock()
127 static __inline__ int  mutex_init(mutex_t*  lock)  in mutex_init()  argument
129     InitializeCriticalSection(lock->lock);  in mutex_init()
130     lock->init = 2;  in mutex_init()
133 static __inline__ void  mutex_destroy(mutex_t*  lock)  in mutex_destroy()  argument
135     if (lock->init) {  in mutex_destroy()
136         lock->init = 0;  in mutex_destroy()
137         DeleteCriticalSection(lock->lock);   in mutex_destroy()