From c70a091fa3bfbaa4e28d456a3dac7214217aa206 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Wed, 25 Nov 2020 08:29:25 +0100
Subject: Match format specifier and variable type.

---
 test/demo.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/demo.cxx b/test/demo.cxx
index d766e6518..14c86fccf 100644
--- a/test/demo.cxx
+++ b/test/demo.cxx
@@ -415,7 +415,7 @@ void dobut(Fl_Widget *, long arg) {
                             NULL, &suInfo, &prInfo);
   if (!stat) {
     DWORD err = GetLastError();
-    fl_alert("Error starting process, error #%d\n'%s'", err, command);
+    fl_alert("Error starting process, error #%lu\n'%s'", err, command);
   }
 
 #elif defined __APPLE__
-- 
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