diff --git a/src/include/loop.h b/src/include/loop.h
index 0586ad7..5b02bf2 100644
--- a/src/include/loop.h
+++ b/src/include/loop.h
@@ -15,5 +15,9 @@
 
 #ifndef _MYSHELLIN_LOOP
 #define _MYSHELLIN_LOOP
+void add_to_cleanup(void *data);
+
+void exit_cleanup();
+
 void loop();
 #endif