From c813ba2b0319fb6db2988261d94e0d208a42732a Mon Sep 17 00:00:00 2001
From: John Emmas <john@creativepost.co.uk>
Date: Fri, 28 Feb 2025 14:36:18 +0000
Subject: [PATCH] Ensure that 'ztk' will build a working DLL when built with
 MSVC

---
 libs/tk/ztk/config.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libs/tk/ztk/config.h b/libs/tk/ztk/config.h
index d94a870710..86e48cac39 100644
--- a/libs/tk/ztk/config.h
+++ b/libs/tk/ztk/config.h
@@ -11,4 +11,8 @@
 #define VERSION "2.14.0"
 
 /* defines how to decorate public symbols while building */
-/* #undef _ATK_EXTERN */
+#ifdef _MSC_VER
+#define _ATK_EXTERN __declspec (dllexport) extern
+#else
+#define _ATK_EXTERN __attribute__((visibility("default"))) __declspec (dllexport) extern
+#endif