From 145591622fd58a6b4381e020a3c8fc54d2ba042e Mon Sep 17 00:00:00 2001
From: Chris Cappuccio <chris@nmedia.net>
Date: Thu, 27 May 2021 21:05:55 -0700
Subject: [PATCH] V4MAPPED was stripped from OpenBSD

---
 src/plugins/input/fds/Reader.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/plugins/input/fds/Reader.cpp b/src/plugins/input/fds/Reader.cpp
index 6e4bab4c..841aaa2b 100644
--- a/src/plugins/input/fds/Reader.cpp
+++ b/src/plugins/input/fds/Reader.cpp
@@ -97,11 +97,14 @@ Reader::session_from_sid(fds_file_sid_t sid)
     memset(&session_net, 0, sizeof(session_net));
     session_net.port_src = desc->port_src;
     session_net.port_dst = desc->port_dst;
+#ifndef __OpenBSD__
     if (IN6_IS_ADDR_V4MAPPED(desc->ip_src) && IN6_IS_ADDR_V4MAPPED(desc->ip_dst)) {
         session_net.l3_proto = AF_INET;
         session_net.addr_src.ipv4 = *reinterpret_cast<const struct in_addr *>(&desc->ip_src[12]);
         session_net.addr_dst.ipv4 = *reinterpret_cast<const struct in_addr *>(&desc->ip_dst[12]);
-    } else {
+    } else
+#endif
+    {
         session_net.l3_proto = AF_INET6;
         session_net.addr_src.ipv6 = *reinterpret_cast<const struct in6_addr *>(&desc->ip_src[0]);
         session_net.addr_dst.ipv6 = *reinterpret_cast<const struct in6_addr *>(&desc->ip_dst[0]);