#include <glib.h>
#include <gdk/gdk.h>
#include <gtk/gtk.h>
+#if !GTK_CHECK_VERSION(3, 0, 0)
#include "gtk/gtksctree.h"
+#endif
#ifdef USE_PTHREAD
#include <pthread.h>
#endif
GtkWidget *popupmenu;
+#if !GTK_CHECK_VERSION(3, 0, 0)
GtkCMCTreeNode *opened;
+#endif
TextView *textview;
MimeViewer *mimeviewer;