From 422618d67f27633867f3145c5e1cdc7b2b134252 Mon Sep 17 00:00:00 2001
From: Camilla Berglund <elmindreda@elmindreda.org>
Date: Mon, 22 Oct 2012 00:55:36 +0200
Subject: [PATCH] Added missing X extension test.

---
 src/x11_monitor.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/x11_monitor.c b/src/x11_monitor.c
index 6b2cf428..96cf2b8a 100644
--- a/src/x11_monitor.c
+++ b/src/x11_monitor.c
@@ -404,9 +404,12 @@ _GLFWmonitor** _glfwPlatformGetMonitors(int* count)
 
 void _glfwPlatformDestroyMonitor(_GLFWmonitor* monitor)
 {
+    if (_glfwLibrary.X11.RandR.available)
+    {
 #if defined (_GLFW_HAS_XRANDR)
-    XRRFreeOutputInfo(monitor->X11.output);
+        XRRFreeOutputInfo(monitor->X11.output);
 #endif /*_GLFW_HAS_XRANDR*/
+    }
 }