From d4d6524c63d2d0f1547fb0598ef930c229566330 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Va=CC=81clav=20Slavi=CC=81k?= <vaclav@slavik.io>
Date: Sun, 16 Sep 2018 13:53:32 +0200
Subject: [PATCH] Silence warning building with macOS SDK < 10.14

---
 src/osx/carbon/utilscocoa.mm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/osx/carbon/utilscocoa.mm b/src/osx/carbon/utilscocoa.mm
index 67c2f6ed3b..9b70c90360 100644
--- a/src/osx/carbon/utilscocoa.mm
+++ b/src/osx/carbon/utilscocoa.mm
@@ -555,6 +555,8 @@ wxOSXEffectiveAppearanceSetter::wxOSXEffectiveAppearanceSetter()
         formerAppearance = NSAppearance.currentAppearance;
         NSAppearance.currentAppearance = NSApp.effectiveAppearance;
     }
+#else
+    wxUnusedVar(formerAppearance);
 #endif
 }