+#include "data/dictionary.h"
+#include "data/missing-values.h"
+#include "data/value-labels.h"
+#include "data/variable.h"
+#include "libpspp/i18n.h"
+#include "libpspp/message.h"
+#include "ui/gui/helper.h"
+#include "ui/gui/psppire-marshal.h"
+#include "ui/gui/psppire-var-ptr.h"