From baf1e77645a298bcf429b7164dd52066217ac6c6 Mon Sep 17 00:00:00 2001
From: cpg <cpg@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Tue, 1 Jul 2008 20:58:03 +0000
Subject: [PATCH] Use RMARGN instead of a hard coded value for compatibility
 with XEP80. Patch by Stefan Haubenthal.

git-svn-id: svn://svn.cc65.org/cc65/trunk@3847 b7a2c559-68d2-44c3-8de9-860c34a00d81
---
 libsrc/atari/_scrsize.s | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libsrc/atari/_scrsize.s b/libsrc/atari/_scrsize.s
index 420505fa5..2d69d669e 100644
--- a/libsrc/atari/_scrsize.s
+++ b/libsrc/atari/_scrsize.s
@@ -5,10 +5,12 @@
 ;
 
 	.export		screensize
+	.include	"atari.inc"
 
 .proc   screensize
 
-        ldx     #40
+        ldx     RMARGN
+        inx
         ldy     #24
         rts
 
-- 
2.39.5