fix header

include/teachy_tv.h

@@ -1,7 +1,8 @@
 #ifndef GUARD_TEACHY_TV_H
 #define GUARD_TEACHY_TV_H
 
-void sub_815ABFC(void);
-void sub_815AC20(void);
+void sub_815ABC4(u8 mode, void (*cb)());
+void sub_815ABFC();
+void sub_815AC20();
 
 #endif //GUARD_TEACHY_TV_H