File 7716-kernel-doc-Document-the-membership-type.patch of Package erlang

From 6b6e0b36a1252b2922142953af0c912c7a77d2f4 Mon Sep 17 00:00:00 2001
From: Micael Karlberg <bmk@erlang.org>
Date: Fri, 13 May 2022 16:30:50 +0200
Subject: [PATCH 06/11] [kernel|doc] Document the membership type

OTP-18091
---
 lib/kernel/doc/src/gen_udp.xml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/lib/kernel/doc/src/gen_udp.xml b/lib/kernel/doc/src/gen_udp.xml
index 59817dcfbf..1d1b5ea1c5 100644
--- a/lib/kernel/doc/src/gen_udp.xml
+++ b/lib/kernel/doc/src/gen_udp.xml
@@ -103,6 +103,20 @@
         <p>For IPv6 this is an interface index (an integer).</p>
       </desc>
     </datatype>
+    <datatype>
+      <name name="membership"/>
+    </datatype>
+    <datatype>
+      <name name="ip_membership"/>
+      <desc>
+	<p>The tuple with size 3 is *not* supported on all platforms.
+	'ifindex' defaults to zero (0) on platforms that supports the
+	3-tuple variant. </p>
+      </desc>
+    </datatype>
+    <datatype>
+      <name name="ip6_membership"/>
+    </datatype>
   </datatypes>
 
   <funcs>
-- 
2.35.3