-VLC_EXPORT( int, vlc_mutex_init, ( vlc_mutex_t * ) );
-VLC_EXPORT( int, vlc_mutex_init_recursive, ( vlc_mutex_t * ) );
-VLC_EXPORT( void, vlc_mutex_destroy, ( vlc_mutex_t * ) );
-VLC_EXPORT( void, vlc_mutex_lock, ( vlc_mutex_t * ) );
-VLC_EXPORT( void, vlc_mutex_unlock, ( vlc_mutex_t * ) );
-VLC_EXPORT( int, vlc_cond_init, ( vlc_cond_t * ) );
-VLC_EXPORT( void, vlc_cond_destroy, ( vlc_cond_t * ) );
-VLC_EXPORT( void, vlc_cond_signal, (vlc_cond_t *) );
-VLC_EXPORT( void, vlc_cond_broadcast, (vlc_cond_t *) );
-VLC_EXPORT( void, vlc_cond_wait, (vlc_cond_t *, vlc_mutex_t *) );
-VLC_EXPORT( int, vlc_cond_timedwait, (vlc_cond_t *, vlc_mutex_t *, mtime_t) );
-VLC_EXPORT( int, vlc_threadvar_create, (vlc_threadvar_t * , void (*) (void *) ) );
-VLC_EXPORT( void, vlc_threadvar_delete, (vlc_threadvar_t *) );
-VLC_EXPORT( int, __vlc_thread_create, ( vlc_object_t *, const char *, int, const char *, void * ( * ) ( vlc_object_t * ), int, bool ) );
-VLC_EXPORT( int, __vlc_thread_set_priority, ( vlc_object_t *, const char *, int, int ) );
-VLC_EXPORT( void, __vlc_thread_join, ( vlc_object_t * ) );
-
-VLC_EXPORT( int, vlc_clone, (vlc_thread_t *, void * (*) (void *), void *, int) );
-VLC_EXPORT( void, vlc_cancel, (vlc_thread_t) );
-VLC_EXPORT( void, vlc_join, (vlc_thread_t, void **) );
-VLC_EXPORT (void, vlc_control_cancel, (int cmd, ...));
-
-#ifndef LIBVLC_USE_PTHREAD_CANCEL
-enum {
- VLC_SAVE_CANCEL,
- VLC_RESTORE_CANCEL,
- VLC_TEST_CANCEL,
- VLC_DO_CANCEL,
- VLC_CLEANUP_PUSH,
- VLC_CLEANUP_POP,
-};
-#endif
-
-#define vlc_thread_ready vlc_object_signal
-
-VLC_EXPORT(void, vlc_thread_fatal, (const char *action, int error, const char *function, const char *file, unsigned line));
-
-#if defined(LIBVLC_USE_PTHREAD)
-# define vlc_assert_locked( m ) \
- assert (pthread_mutex_lock (m) == EDEADLK)
-#else
-# define vlc_assert_locked( m ) (void)m
-#endif
-
-/**
- * Save the cancellation state and disable cancellation for the calling thread.
- * This function must be called before entering a piece of code that is not
- * cancellation-safe.
- * @return Previous cancellation state (opaque value).
+VLC_API void vlc_mutex_init( vlc_mutex_t * );
+VLC_API void vlc_mutex_init_recursive( vlc_mutex_t * );
+VLC_API void vlc_mutex_destroy( vlc_mutex_t * );
+VLC_API void vlc_mutex_lock( vlc_mutex_t * );
+VLC_API int vlc_mutex_trylock( vlc_mutex_t * ) VLC_USED;
+VLC_API void vlc_mutex_unlock( vlc_mutex_t * );
+VLC_API void vlc_cond_init( vlc_cond_t * );
+VLC_API void vlc_cond_init_daytime( vlc_cond_t * );
+VLC_API void vlc_cond_destroy( vlc_cond_t * );
+VLC_API void vlc_cond_signal(vlc_cond_t *);
+VLC_API void vlc_cond_broadcast(vlc_cond_t *);
+VLC_API void vlc_cond_wait(vlc_cond_t *, vlc_mutex_t *);
+VLC_API int vlc_cond_timedwait(vlc_cond_t *, vlc_mutex_t *, mtime_t);
+VLC_API void vlc_sem_init(vlc_sem_t *, unsigned);
+VLC_API void vlc_sem_destroy(vlc_sem_t *);
+VLC_API int vlc_sem_post(vlc_sem_t *);
+VLC_API void vlc_sem_wait(vlc_sem_t *);
+
+VLC_API void vlc_rwlock_init(vlc_rwlock_t *);
+VLC_API void vlc_rwlock_destroy(vlc_rwlock_t *);
+VLC_API void vlc_rwlock_rdlock(vlc_rwlock_t *);
+VLC_API void vlc_rwlock_wrlock(vlc_rwlock_t *);
+VLC_API void vlc_rwlock_unlock(vlc_rwlock_t *);
+VLC_API int vlc_threadvar_create(vlc_threadvar_t * , void (*) (void *) );
+VLC_API void vlc_threadvar_delete(vlc_threadvar_t *);
+VLC_API int vlc_threadvar_set(vlc_threadvar_t, void *);
+VLC_API void * vlc_threadvar_get(vlc_threadvar_t);
+
+VLC_API int vlc_clone(vlc_thread_t *, void * (*) (void *), void *, int) VLC_USED;
+VLC_API void vlc_cancel(vlc_thread_t);
+VLC_API void vlc_join(vlc_thread_t, void **);
+VLC_API void vlc_control_cancel (int cmd, ...);
+
+VLC_API mtime_t mdate(void);
+VLC_API void mwait(mtime_t deadline);
+VLC_API void msleep(mtime_t delay);
+
+#define VLC_HARD_MIN_SLEEP 10000 /* 10 milliseconds = 1 tick at 100Hz */
+#define VLC_SOFT_MIN_SLEEP 9000000 /* 9 seconds */
+
+#if VLC_GCC_VERSION(4,3)
+/* Linux has 100, 250, 300 or 1000Hz
+ *
+ * HZ=100 by default on FreeBSD, but some architectures use a 1000Hz timer