From 5eda4a09b5f241b7af577d47a2c342b76bc39a6e Mon Sep 17 00:00:00 2001
From: Thierry Vignaud <thierry.vignaud@gmail.com>
Date: Mon, 16 Jan 2017 14:44:58 +0100
Subject: explain

---
 control-center | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/control-center b/control-center
index 4f130e06..69482038 100755
--- a/control-center
+++ b/control-center
@@ -21,7 +21,8 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
-
+# force gtk+3 to use the x11 backend, especially on wayland (mga#19498)
+# we rely on xwayland as It's also needed in order to have working GtkSocket/GtkPlug
 BEGIN { $ENV{GDK_BACKEND} = 'x11' if exists $ENV{WAYLAND_DISPLAY} }
 use strict;
 use diagnostics;
-- 
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