diff --git a/input/drivers/udev_input.c b/input/drivers/udev_input.c
index edf9c7bc97..8ebd13ade4 100644
--- a/input/drivers/udev_input.c
+++ b/input/drivers/udev_input.c
@@ -805,7 +805,9 @@ static bool udev_pointer_is_off_window(const udev_input_t *udev)
 static int16_t udev_lightgun_aiming_state(
       udev_input_t *udev, unsigned port, unsigned id )
 {
+#ifdef HAVE_X11
    struct video_viewport vp;
+#endif
    const int edge_detect       = 32700;
    bool inside                 = false;
    int16_t res_x               = 0;
@@ -815,12 +817,14 @@ static int16_t udev_lightgun_aiming_state(
 
    udev_input_mouse_t *mouse   = udev_get_mouse(udev, port);
 
+#ifdef HAVE_X11
    vp.x                        = 0;
    vp.y                        = 0;
    vp.width                    = 0;
    vp.height                   = 0;
    vp.full_width               = 0;
    vp.full_height              = 0;
+#endif
 
    if (!mouse)
       return 0;
@@ -832,8 +836,8 @@ static int16_t udev_lightgun_aiming_state(
                &res_x, &res_y, &res_screen_x, &res_screen_y)))
       return 0;
 #else
-   res_x = udev_mouse_get_pointer_x(mouse, false);
-   res_y = udev_mouse_get_pointer_y(mouse, false);
+   res_x  = udev_mouse_get_pointer_x(mouse, false);
+   res_y  = udev_mouse_get_pointer_y(mouse, false);
 #endif
 
    inside =    (res_x >= -edge_detect)