From 5fd52f62418ffbfcdb31c2519ee071b0d7dc1063 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@felloff.net>
Date: Mon, 3 Feb 2014 03:53:18 +0100
Subject: libdraw: work arround devdraw truncating screenid as 16bit

---
 sys/src/libdraw/window.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/src/libdraw/window.c b/sys/src/libdraw/window.c
index 83806535a..7f15b336f 100644
--- a/sys/src/libdraw/window.c
+++ b/sys/src/libdraw/window.c
@@ -29,7 +29,7 @@ allocscreen(Image *image, Image *fill, int public)
 		a = bufimage(d, 1+4+4+4+1);
 		if(a == 0)
 			break;
-		id = ++screenid;
+		id = ++screenid & 0xfffff;	/* old devdraw bug */
 		a[0] = 'A';
 		BPLONG(a+1, id);
 		BPLONG(a+5, image->id);
-- 
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