diff -r 92682e6369e9 -r a9e67f6e610e file.h
--- a/file.h	Wed Apr 10 13:24:35 2013 +0300
+++ b/file.h	Wed Apr 10 14:10:58 2013 +0300
@@ -42,7 +42,7 @@
 	bool save (str zPath = "");
 	
 	// Adds an object to this file at the appropriate location.
-	void addObject (LDObject* obj);
+	ulong addObject (LDObject* obj);
 	
 	// Deletes the given object from the object chain.
 	void forgetObject (LDObject* obj);