From c7b58be2d6d57004414b2bc6dcf13ea4b576acdc Mon Sep 17 00:00:00 2001
From: Fabrizio Bertocci <fabriziobertocci@gmail.com>
Date: Wed, 31 Mar 2021 22:21:12 -0400
Subject: [PATCH] Added missing definition for struct ip_mreq (that at the end
 is a simple struct containing two in_addr objects)

---
 libc/sock/sock.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libc/sock/sock.h b/libc/sock/sock.h
index b40bc2955..2983b640e 100644
--- a/libc/sock/sock.h
+++ b/libc/sock/sock.h
@@ -48,6 +48,12 @@ struct sockaddr_storage {
   };
 };
 
+struct ip_mreq  {
+  struct in_addr imr_multiaddr;   /* IP multicast address of group */
+  struct in_addr imr_interface;   /* local IP address of interface */
+};
+
+
 struct pollfd {
   int32_t fd;
   int16_t events;