diff --git a/src/gui_gtk_x11.c b/src/gui_gtk_x11.c
index 196c9dc..d1a705b 100644
--- a/src/gui_gtk_x11.c
+++ b/src/gui_gtk_x11.c
@@ -763,11 +763,7 @@
 {
     if (event->type == GDK_PROPERTY_NOTIFY
 	    && event->state == (int)GDK_PROPERTY_NEW_VALUE
-# if GTK_CHECK_VERSION(3,0,0)
 	    && GDK_WINDOW_XID(event->window) == commWindow
-# else
-	    && GDK_WINDOW_XWINDOW(event->window) == commWindow
-# endif
 	    && GET_X_ATOM(event->atom) == commProperty)
     {
 	XEvent xev;
@@ -777,12 +773,8 @@
 	xev.xproperty.atom = commProperty;
 	xev.xproperty.window = commWindow;
 	xev.xproperty.state = PropertyNewValue;
-# if GTK_CHECK_VERSION(3,0,0)
 	serverEventProc(GDK_WINDOW_XDISPLAY(gtk_widget_get_window(widget)),
 		&xev, 0);
-# else
-	serverEventProc(GDK_WINDOW_XDISPLAY(widget->window), &xev, 0);
-# endif
     }
     return FALSE;
 }
@@ -2653,17 +2645,11 @@
 	/* Fall back to old method */
 
 	/* first get the existing value */
-# if GTK_CHECK_VERSION(3,0,0)
 	GdkWindow * const mainwin_win = gtk_widget_get_window(gui.mainwin);
 
 	if (XGetWMProtocols(GDK_WINDOW_XDISPLAY(mainwin_win),
 		    GDK_WINDOW_XID(mainwin_win),
 		    &existing_atoms, &count))
-# else
-	if (XGetWMProtocols(GDK_WINDOW_XDISPLAY(gui.mainwin->window),
-		    GDK_WINDOW_XWINDOW(gui.mainwin->window),
-		    &existing_atoms, &count))
-# endif
 	{
 	    Atom	*new_atoms;
 	    Atom	save_yourself_xatom;
@@ -2685,13 +2671,8 @@
 		{
 		    memcpy(new_atoms, existing_atoms, count * sizeof(Atom));
 		    new_atoms[count] = save_yourself_xatom;
-# if GTK_CHECK_VERSION(3,0,0)
 		    XSetWMProtocols(GDK_WINDOW_XDISPLAY(mainwin_win),
 			    GDK_WINDOW_XID(mainwin_win),
-# else
-		    XSetWMProtocols(GDK_WINDOW_XDISPLAY(gui.mainwin->window),
-			    GDK_WINDOW_XWINDOW(gui.mainwin->window),
-# endif
 			    new_atoms, count + 1);
 		    vim_free(new_atoms);
 		}
@@ -2736,13 +2717,8 @@
 	 * know we are done saving ourselves.  We don't want to be
 	 * restarted, thus set argv to NULL.
 	 */
-# if GTK_CHECK_VERSION(3,0,0)
 	XSetCommand(GDK_WINDOW_XDISPLAY(gtk_widget_get_window(gui.mainwin)),
 		    GDK_WINDOW_XID(gtk_widget_get_window(gui.mainwin)),
-# else
-	XSetCommand(GDK_WINDOW_XDISPLAY(gui.mainwin->window),
-		    GDK_WINDOW_XWINDOW(gui.mainwin->window),
-# endif
 		    NULL, 0);
 	return GDK_FILTER_REMOVE;
     }
@@ -2776,18 +2752,12 @@
 #undef magick
 # undef static
 
-#if GTK_CHECK_VERSION(3,0,0)
     GdkWindow * const mainwin_win = gtk_widget_get_window(gui.mainwin);
-#endif
 
     /* When started with "--echo-wid" argument, write window ID on stdout. */
     if (echo_wid_arg)
     {
-#if GTK_CHECK_VERSION(3,0,0)
 	printf("WID: %ld\n", (long)GDK_WINDOW_XID(mainwin_win));
-#else
-	printf("WID: %ld\n", (long)GDK_WINDOW_XWINDOW(gui.mainwin->window));
-#endif
 	fflush(stdout);
     }
 
@@ -2824,17 +2794,10 @@
     if (serverName == NULL && serverDelayedStartName != NULL)
     {
 	/* This is a :gui command in a plain vim with no previous server */
-# if GTK_CHECK_VERSION(3,0,0)
 	commWindow = GDK_WINDOW_XID(mainwin_win);
 
 	(void)serverRegisterName(GDK_WINDOW_XDISPLAY(mainwin_win),
 				 serverDelayedStartName);
-# else
-	commWindow = GDK_WINDOW_XWINDOW(gui.mainwin->window);
-
-	(void)serverRegisterName(GDK_WINDOW_XDISPLAY(gui.mainwin->window),
-				 serverDelayedStartName);
-# endif
     }
     else
     {
@@ -2843,13 +2806,8 @@
 	 * have to change the "server" registration to that of the main window
 	 * If we have not registered a name yet, remember the window.
 	 */
-# if GTK_CHECK_VERSION(3,0,0)
 	serverChangeRegisteredWindow(GDK_WINDOW_XDISPLAY(mainwin_win),
 				     GDK_WINDOW_XID(mainwin_win));
-# else
-	serverChangeRegisteredWindow(GDK_WINDOW_XDISPLAY(gui.mainwin->window),
-				     GDK_WINDOW_XWINDOW(gui.mainwin->window));
-# endif
     }
     gtk_widget_add_events(gui.mainwin, GDK_PROPERTY_CHANGE_MASK);
 # if GTK_CHECK_VERSION(3,0,0)
@@ -2945,14 +2903,9 @@
 
     gui.blank_pointer = create_blank_pointer();
 
-#if GTK_CHECK_VERSION(3,0,0)
     if (gui.pointer_hidden && gtk_widget_get_window(gui.drawarea) != NULL)
 	gdk_window_set_cursor(gtk_widget_get_window(gui.drawarea),
 		gui.blank_pointer);
-#else
-    if (gui.pointer_hidden && gui.drawarea->window != NULL)
-	gdk_window_set_cursor(gui.drawarea->window, gui.blank_pointer);
-#endif
 
     /*
      * Create a new PangoContext for this screen, and initialize it
@@ -3002,11 +2955,7 @@
 
     gui.blank_pointer = create_blank_pointer();
     if (gui.pointer_hidden)
-#if GTK_CHECK_VERSION(3,0,0)
 	gdk_window_set_cursor(gtk_widget_get_window(widget), gui.blank_pointer);
-#else
-	gdk_window_set_cursor(widget->window, gui.blank_pointer);
-#endif
 
     /* get the actual size of the scrollbars, if they are realized */
     sbar = firstwin->w_scrollbars[SBAR_LEFT].id;
@@ -4923,15 +4872,9 @@
     int
 gui_mch_maximized(void)
 {
-#if GTK_CHECK_VERSION(3,0,0)
     return (gui.mainwin != NULL && gtk_widget_get_window(gui.mainwin) != NULL
 	    && (gdk_window_get_state(gtk_widget_get_window(gui.mainwin))
 					       & GDK_WINDOW_STATE_MAXIMIZED));
-#else
-    return (gui.mainwin != NULL && gui.mainwin->window != NULL
-	    && (gdk_window_get_state(gui.mainwin->window)
-					       & GDK_WINDOW_STATE_MAXIMIZED));
-#endif
 }
 
 /*
@@ -6051,11 +5994,7 @@
     cairo_t		*cr;
 #endif
 
-#if GTK_CHECK_VERSION(3,0,0)
     if (gui.text_context == NULL || gtk_widget_get_window(gui.drawarea) == NULL)
-#else
-    if (gui.text_context == NULL || gui.drawarea->window == NULL)
-#endif
 	return len;
 
     if (output_conv.vc_type != CONV_NONE)
@@ -6366,19 +6305,10 @@
     int
 gui_get_x11_windis(Window *win, Display **dis)
 {
-#if GTK_CHECK_VERSION(3,0,0)
     if (gui.mainwin != NULL && gtk_widget_get_window(gui.mainwin) != NULL)
-#else
-    if (gui.mainwin != NULL && gui.mainwin->window != NULL)
-#endif
     {
-#if GTK_CHECK_VERSION(3,0,0)
 	*dis = GDK_WINDOW_XDISPLAY(gtk_widget_get_window(gui.mainwin));
 	*win = GDK_WINDOW_XID(gtk_widget_get_window(gui.mainwin));
-#else
-	*dis = GDK_WINDOW_XDISPLAY(gui.mainwin->window);
-	*win = GDK_WINDOW_XWINDOW(gui.mainwin->window);
-#endif
 	return OK;
     }
 
@@ -6394,13 +6324,8 @@
     Display *
 gui_mch_get_display(void)
 {
-#if GTK_CHECK_VERSION(3,0,0)
     if (gui.mainwin != NULL && gtk_widget_get_window(gui.mainwin) != NULL)
 	return GDK_WINDOW_XDISPLAY(gtk_widget_get_window(gui.mainwin));
-#else
-    if (gui.mainwin != NULL && gui.mainwin->window != NULL)
-	return GDK_WINDOW_XDISPLAY(gui.mainwin->window);
-#endif
     else
 	return NULL;
 }
@@ -6555,11 +6480,7 @@
     cairo_t    *cr;
 #endif
 
-#if GTK_CHECK_VERSION(3,0,0)
     if (gtk_widget_get_window(gui.drawarea) == NULL)
-#else
-    if (gui.drawarea->window == NULL)
-#endif
 	return;
 
 #if GTK_CHECK_VERSION(3,0,0)
@@ -6600,11 +6521,7 @@
     void
 gui_mch_draw_part_cursor(int w, int h, guicolor_T color)
 {
-#if GTK_CHECK_VERSION(3,0,0)
     if (gtk_widget_get_window(gui.drawarea) == NULL)
-#else
-    if (gui.drawarea->window == NULL)
-#endif
 	return;
 
     gui_mch_set_fg_color(color);
@@ -6880,18 +6797,15 @@
     if (!gui.by_signal)
 	gdk_window_invalidate_rect(win, &rect, FALSE);
 }
+#else
+# define gui_gtk_window_clear(win)  gdk_window_clear(win)
 #endif
 
     void
 gui_mch_clear_all(void)
 {
-#if GTK_CHECK_VERSION(3,0,0)
     if (gtk_widget_get_window(gui.drawarea) != NULL)
 	gui_gtk_window_clear(gtk_widget_get_window(gui.drawarea));
-#else
-    if (gui.drawarea->window != NULL)
-	gdk_window_clear(gui.drawarea->window);
-#endif
 }
 
 #if !GTK_CHECK_VERSION(3,0,0)
@@ -7084,12 +6998,8 @@
     }
 
     /* Final fallback position - use the X CUT_BUFFER0 store */
-#if GTK_CHECK_VERSION(3,0,0)
     yank_cut_buffer0(GDK_WINDOW_XDISPLAY(gtk_widget_get_window(gui.mainwin)),
 	    cbd);
-#else
-    yank_cut_buffer0(GDK_WINDOW_XDISPLAY(gui.mainwin->window), cbd);
-#endif
 }
 
 /*
@@ -7269,15 +7179,9 @@
     /* Sorry for the Xlib call, but we can't avoid it, since there is no
      * internal GDK mechanism present to accomplish this.  (and for good
      * reason...) */
-#if GTK_CHECK_VERSION(3,0,0)
     XWarpPointer(GDK_WINDOW_XDISPLAY(gtk_widget_get_window(gui.drawarea)),
 		 (Window)0, GDK_WINDOW_XID(gtk_widget_get_window(gui.drawarea)),
 		 0, 0, 0U, 0U, x, y);
-#else
-    XWarpPointer(GDK_WINDOW_XDISPLAY(gui.drawarea->window),
-		 (Window)0, GDK_WINDOW_XWINDOW(gui.drawarea->window),
-		 0, 0, 0U, 0U, x, y);
-#endif
 }
 
 
@@ -7298,26 +7202,16 @@
     if (gui.pointer_hidden != hide)
     {
 	gui.pointer_hidden = hide;
-#if GTK_CHECK_VERSION(3,0,0)
 	if (gtk_widget_get_window(gui.drawarea) && gui.blank_pointer != NULL)
-#else
-	if (gui.drawarea->window && gui.blank_pointer != NULL)
-#endif
 	{
 	    if (hide)
-#if GTK_CHECK_VERSION(3,0,0)
 		gdk_window_set_cursor(gtk_widget_get_window(gui.drawarea),
 			gui.blank_pointer);
-#else
-		gdk_window_set_cursor(gui.drawarea->window, gui.blank_pointer);
-#endif
 	    else
 #ifdef FEAT_MOUSESHAPE
 		mch_set_mouse_shape(last_shape);
-#elif GTK_CHECK_VERSION(3,0,0)
-		gdk_window_set_cursor(gtk_widget_get_window(gui.drawarea), NULL);
 #else
-		gdk_window_set_cursor(gui.drawarea->window, NULL);
+		gdk_window_set_cursor(gtk_widget_get_window(gui.drawarea), NULL);
 #endif
 	}
     }
@@ -7354,20 +7248,12 @@
     int		   id;
     GdkCursor	   *c;
 
-# if GTK_CHECK_VERSION(3,0,0)
     if (gtk_widget_get_window(gui.drawarea) == NULL)
-# else
-    if (gui.drawarea->window == NULL)
-# endif
 	return;
 
     if (shape == MSHAPE_HIDE || gui.pointer_hidden)
-# if GTK_CHECK_VERSION(3,0,0)
 	gdk_window_set_cursor(gtk_widget_get_window(gui.drawarea),
 		gui.blank_pointer);
-# else
-	gdk_window_set_cursor(gui.drawarea->window, gui.blank_pointer);
-# endif
     else
     {
 	if (shape >= MSHAPE_NUMBERED)
@@ -7384,11 +7270,7 @@
 	    return;
 	c = gdk_cursor_new_for_display(
 		gtk_widget_get_display(gui.drawarea), (GdkCursorType)id);
-# if GTK_CHECK_VERSION(3,0,0)
 	gdk_window_set_cursor(gtk_widget_get_window(gui.drawarea), c);
-# else
-	gdk_window_set_cursor(gui.drawarea->window, c);
-# endif
 # if GTK_CHECK_VERSION(3,0,0)
 	g_object_unref(G_OBJECT(c));
 # else
@@ -7420,12 +7302,8 @@
 
     sign = (GdkPixbuf *)sign_get_image(typenr);
 
-# if GTK_CHECK_VERSION(3,0,0)
     if (sign != NULL && gui.drawarea != NULL
 	    && gtk_widget_get_window(gui.drawarea) != NULL)
-# else
-    if (sign != NULL && gui.drawarea != NULL && gui.drawarea->window != NULL)
-# endif
     {
 	int width;
 	int height;