From d9b55f6575dc1df91800daaf59e7896f40eea723 Mon Sep 17 00:00:00 2001
From: Jochen Henneberg <jh@henneberg-systemdesign.com>
Date: Wed, 26 Apr 2017 13:50:41 +0200
Subject: [PATCH] qt: ensure GL_DRAW_FRAMEBUFFER

---
 ext/qt/qtwindow.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ext/qt/qtwindow.cc b/ext/qt/qtwindow.cc
index 1151ddc080..62d26b647b 100644
--- a/ext/qt/qtwindow.cc
+++ b/ext/qt/qtwindow.cc
@@ -40,6 +40,9 @@
 #ifndef GL_READ_FRAMEBUFFER
 #define GL_READ_FRAMEBUFFER 0x8CA8
 #endif
+#ifndef GL_DRAW_FRAMEBUFFER
+#define GL_DRAW_FRAMEBUFFER 0x8CA9
+#endif
 
 /**
  * SECTION: