extern int __pthread_mutex_init (pthread_mutex_t *__restrict __mutex,
__const pthread_mutexattr_t *__restrict
- __mutex_attr) attribute_hidden;
-extern int __pthread_mutex_trylock (pthread_mutex_t *__mutex) attribute_hidden;
-extern int __pthread_mutex_lock (pthread_mutex_t *__mutex) attribute_hidden;
-extern int __pthread_mutex_unlock (pthread_mutex_t *__mutex) attribute_hidden;
+ __mutex_attr);
+extern int __pthread_mutex_trylock (pthread_mutex_t *__mutex);
+extern int __pthread_mutex_lock (pthread_mutex_t *__mutex);
+extern int __pthread_mutex_unlock (pthread_mutex_t *__mutex);
#endif