From 37ac4ce9c679247c1eb11e02ebea761b7af61044 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sl=C3=A1vek=20Banko?= <slavek.banko@axis.cz>
Date: Sat, 10 Jul 2021 00:36:24 +0200
Subject: Add CMake option OpenGL_GL_PREFERENCE related to OpenGL detection.
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Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
---
 ConfigureChecks.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 592333db..93544529 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -50,6 +50,7 @@ if( BUILD_TDESCREENSAVER )
   
   # OpenGL(tdescreensaver/kdesavers)
   if( WITH_OPENGL )
+    set( OpenGL_GL_PREFERENCE LEGACY )
     find_package( OpenGL REQUIRED )
     if( NOT OPENGL_FOUND )
       tde_message_fatal( "OpenGL is required, but was not found on your system" )
-- 
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