From 3364a7b4616de5a4c106ace28548afb78bfd7545 Mon Sep 17 00:00:00 2001
From: Jannik Vogel <email@jannikvogel.de>
Date: Mon, 13 Jul 2015 14:25:40 +0200
Subject: [PATCH] Fatal messages to stderr

---
 gl/gloffscreen_glx.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/gl/gloffscreen_glx.c b/gl/gloffscreen_glx.c
index 6b5c89adfa..3a0e608164 100644
--- a/gl/gloffscreen_glx.c
+++ b/gl/gloffscreen_glx.c
@@ -100,8 +100,8 @@ GloContext *glo_context_create(int formatFlags)
         (PFNGLXCREATECONTEXTATTRIBSARBPROC)
             glXGetProcAddress((const GLubyte*)"glXCreateContextAttribsARB");
     if (glXCreateContextAttribsARB == NULL) {
-        printf("GLX doesn't support ARB_create_context extension.\n");
-        exit(1);
+        fprintf(stderr,"GLX doesn't support ARB_create_context extension.\n");
+        exit(EXIT_FAILURE);
     }
     int context_attribute_list[] = {
         GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
@@ -119,8 +119,8 @@ GloContext *glo_context_create(int formatFlags)
         glewExperimental = GL_TRUE;
         if (GLEW_OK != glewInit()) {
             /* GLEW failed! */
-            printf("GLEW init failed.\n");
-            exit(1);
+            fprintf(stderr,"GLEW init failed.\n");
+            exit(EXIT_FAILURE);
         }
 
         /* Get rid of GLEW errors */