diff --git a/src/ir_decoder/include/ir_ac_control.h b/src/ir_decoder/include/ir_ac_control.h
index 5cd47fb..f639a86 100644
--- a/src/ir_decoder/include/ir_ac_control.h
+++ b/src/ir_decoder/include/ir_ac_control.h
@@ -368,11 +368,11 @@ struct ir_bin_buffer
 
 typedef struct REMOTE_AC_STATUS
 {
-    UINT8 acPower;
-    UINT8 acTemp;
-    UINT8 acMode;
-    UINT8 acWindDir;
-    UINT8 acWindSpeed;
+    ac_power acPower;
+    ac_temperature acTemp;
+    ac_mode acMode;
+    ac_swing acWindDir;
+    ac_wind_speed acWindSpeed;
     UINT8 acDisplay;
     UINT8 acSleep;
     UINT8 acTimer;
diff --git a/src/ir_decoder/include/ir_decode.h b/src/ir_decoder/include/ir_decode.h
index 40663d3..bda8945 100644
--- a/src/ir_decoder/include/ir_decode.h
+++ b/src/ir_decoder/include/ir_decode.h
@@ -89,7 +89,7 @@ extern INT8 ir_ac_lib_close();
  *
  * return: IR_DECODE_SUCCEEDED / IR_DECODE_FAILED
  */
-INT8 ir_tv_file_open(const char *file_name);
+extern INT8 ir_tv_file_open(const char *file_name);
 
 /*
  * function ir_tv_lib_open
@@ -99,7 +99,7 @@ INT8 ir_tv_file_open(const char *file_name);
  *
  * return: IR_DECODE_SUCCEEDED / IR_DECODE_FAILED
  */
-INT8 ir_tv_lib_open(UINT8 *binary, UINT16 binary_length);
+extern INT8 ir_tv_lib_open(UINT8 *binary, UINT16 binary_length);
 
 /*
  * function ir_tv_lib_parse
diff --git a/src/ir_decoder/include/ir_tv_control.h b/src/ir_decoder/include/ir_tv_control.h
index d483972..a4e1661 100644
--- a/src/ir_decoder/include/ir_tv_control.h
+++ b/src/ir_decoder/include/ir_tv_control.h
@@ -204,6 +204,8 @@ extern BOOL tv_lib_parse(UINT8 encode_type);
 
 extern UINT16 tv_lib_control(UINT8 key, UINT16 *user_data);
 
+extern UINT8 tv_lib_close();
+
 #ifdef __cplusplus
 }
 #endif