--- gtk+-2.24.33/gdk/x11/gdkevents-x11.c.orig
+++ gtk+-2.24.33/gdk/x11/gdkevents-x11.c
@@ -1138,8 +1138,31 @@
           return_val = FALSE;
           break;
         }
+
+      if (xevent->xkey.state == 0)
+      {
+          switch (XKeycodeToKeysym (display_x11->xdisplay, xevent->xkey.keycode, 0)) {
+             case GDK_R7:    /* Home key on Sun Type-4/5/6 keyboard */
+                xevent->xkey.keycode = XKeysymToKeycode (display_x11->xdisplay,
+GDK_Home);
+                break;
+             case GDK_R13:   /* End key on Sun Type-4/5/6 keyboard */
+                xevent->xkey.keycode = XKeysymToKeycode (display_x11->xdisplay,
+GDK_End);
+                break;
+             case GDK_R9:    /* PgUp Key */
+                xevent->xkey.keycode = XKeysymToKeycode (display_x11->xdisplay,
+GDK_Prior);
+                break;
+             case GDK_R15:   /* PgDn Key */
+                xevent->xkey.keycode = XKeysymToKeycode (display_x11->xdisplay,
+GDK_Next);
+                break;
+          }
+      }
       translate_key_event (display, event, xevent);
       set_user_time (window, event);
+
       break;
 
     case KeyRelease: