| #ifndef QEMU_AUDIO_PT_INT_H | 
 | #define QEMU_AUDIO_PT_INT_H | 
 |  | 
 | #include <pthread.h> | 
 |  | 
 | struct audio_pt { | 
 |     const char *drv; | 
 |     pthread_t thread; | 
 |     pthread_cond_t cond; | 
 |     pthread_mutex_t mutex; | 
 | }; | 
 |  | 
 | int audio_pt_init (struct audio_pt *, void *(*) (void *), void *, | 
 |                    const char *, const char *); | 
 | int audio_pt_fini (struct audio_pt *, const char *); | 
 | int audio_pt_lock (struct audio_pt *, const char *); | 
 | int audio_pt_unlock (struct audio_pt *, const char *); | 
 | int audio_pt_wait (struct audio_pt *, const char *); | 
 | int audio_pt_unlock_and_signal (struct audio_pt *, const char *); | 
 | int audio_pt_join (struct audio_pt *, void **, const char *); | 
 |  | 
 | #endif /* audio_pt_int.h */ |