From f39c54f71e8e9f053b7efb6e69b1429944badba4 Mon Sep 17 00:00:00 2001
From: Peter Dettman <peter.dettman@bouncycastle.org>
Date: Tue, 11 Apr 2023 14:47:22 +0700
Subject: Platform guards for ReadOnlySet<T>

---
 crypto/src/util/collections/CollectionUtilities.cs | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'crypto/src/util/collections/CollectionUtilities.cs')

diff --git a/crypto/src/util/collections/CollectionUtilities.cs b/crypto/src/util/collections/CollectionUtilities.cs
index a1fb0e949..6f94c4409 100644
--- a/crypto/src/util/collections/CollectionUtilities.cs
+++ b/crypto/src/util/collections/CollectionUtilities.cs
@@ -75,10 +75,12 @@ namespace Org.BouncyCastle.Utilities.Collections
             return new ReadOnlyListProxy<T>(l);
         }
 
+#if NETCOREAPP1_0_OR_GREATER || NET40_OR_GREATER || NETSTANDARD1_0_OR_GREATER
         public static ISet<T> ReadOnly<T>(ISet<T> s)
         {
             return new ReadOnlySetProxy<T>(s);
         }
+#endif
 
         public static bool Remove<K, V>(IDictionary<K, V> d, K k, out V v)
         {
-- 
cgit 1.5.1