add license info header&remove the unnecessary code.

1 files changed, 1 insertions, 2 deletions

diff --git a/include/rtthread.h b/include/rtthread.h
index a76601a3bf..1e0094e73b 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -38,7 +38,6 @@ extern "C" {
 /*
  * kernel object interface
  */
-void rt_system_object_init(void);
 struct rt_object_information *
 rt_object_get_information(enum rt_object_class_type type);
 int rt_object_get_length(enum rt_object_class_type type);
@@ -74,11 +73,11 @@ void rt_object_put_sethook(void (*hook)(struct rt_object *object));
 /*
  * clock & timer interface
  */
-void rt_system_tick_init(void);
 rt_tick_t rt_tick_get(void);
 void rt_tick_set(rt_tick_t tick);
 void rt_tick_increase(void);
 rt_tick_t  rt_tick_from_millisecond(rt_int32_t ms);
+rt_tick_t rt_tick_get_millisecond(void);
 
 void rt_system_timer_init(void);
 void rt_system_timer_thread_init(void);