From 26503c309bb4339edf6b250e7eb1bf833ecea753 Mon Sep 17 00:00:00 2001
From: Rolf Bjarne Kvinge <rolf@xamarin.com>
Date: Thu, 3 Aug 2023 15:56:33 +0200
Subject: [PATCH] [HealthKit] Add nullability attributes to
 HKSampleQueryResultsHandler. Fixes #18622.

Fixes https://github.com/xamarin/xamarin-macios/issues/18622.
---
 src/healthkit.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/healthkit.cs b/src/healthkit.cs
index b4bd3f50c114..2f8088525736 100644
--- a/src/healthkit.cs
+++ b/src/healthkit.cs
@@ -1914,7 +1914,7 @@ interface HKSample {
 		bool HasUndeterminedDuration { get; }
 	}
 
-	delegate void HKSampleQueryResultsHandler (HKSampleQuery query, HKSample [] results, NSError error);
+	delegate void HKSampleQueryResultsHandler (HKSampleQuery query, [NullAllowed] HKSample [] results, [NullAllowed] NSError error);
 
 	[iOS (8, 0)]
 	[Mac (13, 0)]