diff -rNu krystaldrop.orig/Sources/KDpp/Resources/ArchiveManager.cpp krystaldrop/Sources/KDpp/Resources/ArchiveManager.cpp
--- krystaldrop.orig/Sources/KDpp/Resources/ArchiveManager.cpp	2003-08-26 15:14:19.000000000 -0400
+++ krystaldrop/Sources/KDpp/Resources/ArchiveManager.cpp	2004-02-26 20:13:42.000000000 -0500
@@ -1,3 +1,5 @@
+#include <assert.h>
+
 #include "ArchiveManager.h"
 #include "../Tools/Logfile.h"