From 4eb171d972358ceed53faee37546e1ac4a9cc581 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sun, 18 Jul 2010 11:37:26 -0700
Subject: [PATCH] Fixed bug 1015

Don't set the WM_TRANSIENT_FOR property to an invalid value - delete it instead.
---
 src/video/x11/SDL_x11window.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/video/x11/SDL_x11window.c b/src/video/x11/SDL_x11window.c
index 2718b3bb9..168b568d7 100644
--- a/src/video/x11/SDL_x11window.c
+++ b/src/video/x11/SDL_x11window.c
@@ -670,8 +670,7 @@ X11_CreateWindow(_THIS, SDL_Window * window)
         }
         /* Finally unset the transient hints if necessary */
         if (!set) {
-            /* NOTE: Does this work? */
-            XSetTransientForHint(display, w, None);
+            XDeleteProperty(display, w, XA_WM_TRANSIENT_FOR);
         }
     }