From bd08d72dec641722bf0c83cb563a25e4fa2f9a8f Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Tue, 11 Dec 2018 20:04:10 -0800
Subject: [PATCH] Fixed building with the 10.10 SDK

---
 src/video/cocoa/SDL_cocoawindow.m | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/video/cocoa/SDL_cocoawindow.m b/src/video/cocoa/SDL_cocoawindow.m
index c5b44164478d5..8aa0c527c04cd 100644
--- a/src/video/cocoa/SDL_cocoawindow.m
+++ b/src/video/cocoa/SDL_cocoawindow.m
@@ -1356,10 +1356,12 @@ - (BOOL)acceptsFirstMouse:(NSEvent *)theEvent
         return SDL_SetError("%s", [[e reason] UTF8String]);
     }
 
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= 101200 /* Added in the 10.12.0 SDK. */
     /* By default, don't allow users to make our window tabbed in 10.12 or later */
     if ([nswindow respondsToSelector:@selector(setTabbingMode:)]) {
         [nswindow setTabbingMode:NSWindowTabbingModeDisallowed];
     }
+#endif
 
     if (videodata->allow_spaces) {
         SDL_assert(floor(NSAppKitVersionNumber) > NSAppKitVersionNumber10_6);