From e1471cbd199522b5b04a24e8dcb1b2549e22369b Mon Sep 17 00:00:00 2001
From: Chih-Hsuan Yen <yan12125@gmail.com>
Date: Thu, 4 Jul 2019 20:43:11 +0800
Subject: [PATCH] Fix building on Mac OS X < 10.12

This patch is inspired by a compatibility header in old WebKit. See
https://github.com/WebKit/webkit/blob/1262b1fbf85ae267aab0c946500527ef3b97bac8/Source/WTF/wtf/mac/AppKitCompatibilityDeclarations.h

Ref: https://github.com/keepassxreboot/keepassxc/issues/2899
---
 src/gui/macutils/AppKitImpl.mm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/gui/macutils/AppKitImpl.mm b/src/gui/macutils/AppKitImpl.mm
index dec33421e..9bfbc8de7 100644
--- a/src/gui/macutils/AppKitImpl.mm
+++ b/src/gui/macutils/AppKitImpl.mm
@@ -19,6 +19,11 @@
 #import "AppKitImpl.h"
 
 #import <AppKit/NSWorkspace.h>
+#import <Availability.h>
+
+#if __MAC_OS_X_VERSION_MAX_ALLOWED < 101200
+static const NSEventMask NSEventMaskKeyDown = NSKeyDownMask;
+#endif
 
 @implementation AppKitImpl