45     pthread_mutex_t   lock;  member
58     CRITICAL_SECTION  lock;  member
87 static __inline__ void  mutex_lock(mutex_t*  lock)  in mutex_lock()  argument
89     pthread_mutex_lock(lock);  in mutex_lock()
91 static __inline__ void  mutex_unlock(mutex_t*  lock)  in mutex_unlock()  argument
93     pthread_mutex_unlock(lock);  in mutex_unlock()
95 static __inline__ int  mutex_init(mutex_t*  lock)  in mutex_init()  argument
97     return pthread_mutex_init(lock, NULL);  in mutex_init()
99 static __inline__ void mutex_destroy(mutex_t*  lock)  in mutex_destroy()  argument
101     pthread_mutex_destroy(lock);  in mutex_destroy()
108     CRITICAL_SECTION   lock[1];  member
113 static __inline__ void  mutex_lock(mutex_t*  lock)  in mutex_lock()  argument
115     if (!lock->init) {  in mutex_lock()
116         lock->init = 1;  in mutex_lock()
117         InitializeCriticalSection( lock->lock );  in mutex_lock()
118         lock->init = 2;  in mutex_lock()
119     } else while (lock->init != 2)  in mutex_lock()
122     EnterCriticalSection(lock->lock);  in mutex_lock()
125 static __inline__ void  mutex_unlock(mutex_t*  lock)  in mutex_unlock()  argument
127     LeaveCriticalSection(lock->lock);  in mutex_unlock()
129 static __inline__ int  mutex_init(mutex_t*  lock)  in mutex_init()  argument
131     InitializeCriticalSection(lock->lock);  in mutex_init()
132     lock->init = 2;  in mutex_init()
135 static __inline__ void  mutex_destroy(mutex_t*  lock)  in mutex_destroy()  argument
137     if (lock->init) {  in mutex_destroy()
138         lock->init = 0;  in mutex_destroy()
139         DeleteCriticalSection(lock->lock);  in mutex_destroy()