Fix compiler warning [-Wundef]

warning: "_WIN32" is not defined, evaluates to 0 [-Wundef]

Manually backported from master (FLTK 1.5):
commit 2d2f474794
This commit is contained in:
Albrecht Schlosser 2025-07-15 18:50:42 +02:00
parent 3e436588e5
commit 5e7f0357fb

View File

@ -1,7 +1,7 @@
//
// FLUID main entry for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2024 by Bill Spitzak and others.
// Copyright 1998-2025 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
@ -285,7 +285,7 @@ static void create_tmpdir() {
tmpdir_create_called = true;
char buf[128];
#if _WIN32
#ifdef _WIN32
// The usual temp file locations on Windows are
// %system%\Windows\Temp
// %userprofiles%\AppData\Local