Fixed build warning
diff --git a/src/video/wayland/SDL_waylandwindow.c b/src/video/wayland/SDL_waylandwindow.c
index b5dbbd0..787c614 100644
--- a/src/video/wayland/SDL_waylandwindow.c
+++ b/src/video/wayland/SDL_waylandwindow.c
@@ -406,7 +406,6 @@ static void
handle_surface_leave(void *data, struct wl_surface *surface,
struct wl_output *output) {
SDL_WindowData *window = data;
- int num_outputs = 0;
int i;
for (i = 0; i < window->num_outputs; i++) {