--- InOut/widgets.cpp.orig	2012-02-13 18:17:02.000000000 +1100
+++ InOut/widgets.cpp	2012-03-08 08:52:23.000000000 +1100
@@ -25,6 +25,8 @@
 #include <FL/Fl_Output.H>
 #endif
 #include "widglobals.h"
+/* this macro breaks carbon headers */
+#undef DP
 #include <FL/x.H>