From 35168ddeae00b2552a785ccc346103c4665cc36b Mon Sep 17 00:00:00 2001
From: Alam Ed Arias <alam@srb2.org>
Date: Sun, 8 Dec 2019 12:32:23 -0500
Subject: [PATCH] OpenGL: yflip is used to hold more then true/false

---
 src/hardware/r_opengl/r_opengl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hardware/r_opengl/r_opengl.c b/src/hardware/r_opengl/r_opengl.c
index 25bcf153bb..7bab9d3211 100644
--- a/src/hardware/r_opengl/r_opengl.c
+++ b/src/hardware/r_opengl/r_opengl.c
@@ -1435,7 +1435,7 @@ static const boolean gl_ext_arb_vertex_buffer_object = true;
 
 // The texture offset to be applied to the texture coordinates in SkyVertex().
 static int rows, columns;
-static boolean yflip;
+static signed char yflip;
 static int texw, texh;
 static boolean foglayer;
 static float delta = 0.0f;
-- 
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