From f18ad796764d89a1c9586e11f63c1221380c8e8f Mon Sep 17 00:00:00 2001
From: Adam Greenwood-Byrne <adam@isometim.es>
Date: Fri, 19 Mar 2021 11:51:21 +0000
Subject: [PATCH] Fixed resize_vertical_line_xray()

---
 part12-wgt/wresize.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/part12-wgt/wresize.c b/part12-wgt/wresize.c
index e583b6c..b16cd8b 100644
--- a/part12-wgt/wresize.c
+++ b/part12-wgt/wresize.c
@@ -243,8 +243,9 @@ void resize_vertical_line_xray (block src, block dest, unsigned int whole, unsig
     px = *src;
     src += whole;
     xfrac += step;
-    if (xfrac > 4294967295) {
-       xfrac %= 4294967296;
+    if (xfrac > 65535) {
+       xfrac %= 65536;
+    } else {
        goto novres;
     }
     src += resize_width_asm2;