From e66f5dee8a7a3e485498091ce4ee2454ff433fde Mon Sep 17 00:00:00 2001
From: Elias Naur <elias.naur@gmail.com>
Date: Fri, 30 May 2003 14:44:45 +0000
Subject: [PATCH] More Display checks

---
 src/native/linux/org_lwjgl_Display.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/native/linux/org_lwjgl_Display.cpp b/src/native/linux/org_lwjgl_Display.cpp
index 85cbcea9..f9ee9967 100644
--- a/src/native/linux/org_lwjgl_Display.cpp
+++ b/src/native/linux/org_lwjgl_Display.cpp
@@ -68,7 +68,12 @@ static bool getVidModeExtensionVersion(Display *disp, int screen, int *major, in
 #endif
 		return false;
 	}
-	XF86VidModeQueryVersion(disp, major, minor);
+	if (!XF86VidModeQueryVersion(disp, major, minor)) {
+#ifdef _DEBUG
+		printf("Could not determine XF86VidMode version\n");
+#endif
+		return false;
+	}
 #ifdef _DEBUG
 	printf("XF86VidMode extension version %i.%i\n", major, minor);
 #endif