diff --git a/System Abstraction/cdb_Sustem.h b/System Abstraction/cdb_Sustem.h
index 39c16d1..dc6abd8 100644
--- a/System Abstraction/cdb_Sustem.h	
+++ b/System Abstraction/cdb_Sustem.h	
@@ -7,12 +7,14 @@
 #define sus_True 1
 #define sus_False 0
 
-#define SUS_FILE_TEMP    (1UL << 0)
+#define SUS_FILE_TEMP    ((1UL << 0) | SUS_FILE_NEW)  //A temporary file gets automatically deleted, once it is no longer needed; a temp file also has to be a new file
 #define SUS_FILE_NEW     (1UL << 1)
 #define SUS_FILE_NOTHING 0UL
 
 //Naming: firstly the package, then the topic, lastly the operation
 
+#include <stddef.h>
+
 //Operating System independent implementation
 typedef struct sus_File_impl * sus_File;