From e7b15a9f5ed4e5af3e1cd0dcae0716fada5c9b45 Mon Sep 17 00:00:00 2001
From: William McBrine <wmcbrine@gmail.com>
Date: Tue, 10 Sep 2019 18:44:21 -0400
Subject: [PATCH] Hmm... xmas looks better this way (ozdemo is sloooow).

---
 x11/pdcdisp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/x11/pdcdisp.c b/x11/pdcdisp.c
index af5d70a0..79e75439 100644
--- a/x11/pdcdisp.c
+++ b/x11/pdcdisp.c
@@ -433,5 +433,5 @@ void PDC_transform_line(int lineno, int x, int len, const chtype *srcp)
 
 void PDC_doupdate(void)
 {
-    XFlush(XtDisplay(pdc_toplevel));
+    XSync(XtDisplay(pdc_toplevel), False);
 }