diff --git a/common/arch/sdl/window.cpp b/common/arch/sdl/window.cpp
index 1fb7142e3..c6351c04f 100644
--- a/common/arch/sdl/window.cpp
+++ b/common/arch/sdl/window.cpp
@@ -100,20 +100,6 @@ int window_close(window *wind)
 	return 1;
 }
 
-#if 0
-// This function is problematic in that another window could open with the same pointer value,
-// causing a false positive to be returned.
-// Could use w_exists, but that would mean filling it out with some bool stored elsewhere for every window (yuck)
-int window_exists(window *wind)
-{
-	window *w;
-
-	for (w = FirstWindow; w && w != wind; w = w->next) {}
-	
-	return w && w == wind;
-}
-#endif
-
 // Get the top window that's visible
 window *window_get_front(void)
 {
diff --git a/common/include/fwd-window.h b/common/include/fwd-window.h
index 1ad04acf9..34312789e 100644
--- a/common/include/fwd-window.h
+++ b/common/include/fwd-window.h
@@ -33,7 +33,6 @@ class unused_window_userdata_t;
  */
 
 int window_close(window *wind);
-//int window_exists(window *wind);
 window *window_get_front();
 window *window_get_first();
 window *window_get_next(window &wind);
diff --git a/common/include/window.h b/common/include/window.h
index 8852f6dc6..c65ec4c41 100644
--- a/common/include/window.h
+++ b/common/include/window.h
@@ -74,7 +74,6 @@ public:
 	friend window *window_create(grs_canvas &src, int x, int y, int w, int h, window_subfunction<void> event_callback, void *userdata, const void *createdata);
 	
 	friend int window_close(window *wind);
-	//friend int window_exists(window *wind);
 	friend window *window_get_front();
 	friend window *window_get_first();
 	friend void window_select(window &wind);