From 2d1da34bebc48b2048f2fad75e4b0e74880eb0c9 Mon Sep 17 00:00:00 2001
From: Laurent Rineau <laurent.rineau@cgal.org>
Date: Tue, 25 Nov 2025 16:29:43 +0100
Subject: [PATCH] fix getenv_s for Windows

---
 Stream_support/include/CGAL/IO/Color_ostream.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Stream_support/include/CGAL/IO/Color_ostream.h b/Stream_support/include/CGAL/IO/Color_ostream.h
index d8fd7414558..ac2d2e37ef5 100644
--- a/Stream_support/include/CGAL/IO/Color_ostream.h
+++ b/Stream_support/include/CGAL/IO/Color_ostream.h
@@ -40,7 +40,7 @@
 #  define CGAL_FILENO fileno
 #endif
 
-#if defined(__STDC_LIB_EXT1__) && defined(_WIN32)
+#if defined(__STDC_LIB_EXT1__) || defined(_WIN32)
 #  include <array>
 #  include <stdlib.h> // for getenv_s
 #  define CGAL_USE_GETENV_S 1