From 413105c1a8dab68282902bcdda8d0ab59b9783d1 Mon Sep 17 00:00:00 2001
From: Nishi <nishi@nishi.boats>
Date: Mon, 27 Apr 2026 16:29:23 +0900
Subject: [PATCH] detect old windows and do stuff

---
 src/backend/gdi.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/backend/gdi.c b/src/backend/gdi.c
index f2da670..1434f05 100644
--- a/src/backend/gdi.c
+++ b/src/backend/gdi.c
@@ -840,7 +840,18 @@ static void MwLLSetDarkThemeImpl(MwLL handle, int toggle) {
 }
 
 static MwBool MwLLDoModernImpl(MwLL handle) {
+	OSVERSIONINFO osvi;
+
 	(void)handle;
+
+	osvi.dwOSVersionInfoSize = sizeof(osvi);
+
+	GetVersionEx(&osvi);
+
+	if(osvi.dwMajorVersion < 5 || (osvi.dwMajorVersion == 5 && osvi.dwMinorVersion < 1)) {
+		return MwFALSE;
+	}
+
 	return MwTRUE;
 }