/* * audio_thread.h *//* Success and failure definitions for the thread */#define AUDIO_THREAD_SUCCESS ((void *) 0 )#define AUDIO_THREAD_FAILURE ((void *) -1 )/* Thread environment definition (i.e. what it needs to operate) */typedef struct audio_thread_env{	int quit;	             // Thread will run as long as quit = 0	char *engineName;            // Name of the engine for audio codecs}audio_thread_env;/* Function prototypes */void *audio_thread_fxn(void *envByRef);