void hb_cond_wait( hb_cond_t *, hb_lock_t * );
void hb_cond_timedwait( hb_cond_t * c, hb_lock_t * lock, int msec );
void hb_cond_signal( hb_cond_t * );
+void hb_cond_broadcast( hb_cond_t * c );
void hb_cond_close( hb_cond_t ** );
/************************************************************************