From 004174c77fd6df2289ddc5984e88a1281a4f65ad Mon Sep 17 00:00:00 2001
From: Jafar Al-Gharaibeh <jafar@atcorp.com>
Date: Tue, 1 Aug 2017 16:26:01 -0500
Subject: [PATCH] config: Disable pimd on OpenBSD 6.1

OpenBSD dropped support for PIM in 6.1. Error out if the user does not
disable pimd explicitly.

Signed-off-by: Jafar Al-Gharaibeh <jafar@atcorp.com>
---
 configure.ac | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/configure.ac b/configure.ac
index a67f5934e3..6b5cd19a5f 100755
--- a/configure.ac
+++ b/configure.ac
@@ -868,6 +868,16 @@ case "$host_os" in
 
     AC_DEFINE(OPEN_BSD,,OpenBSD)
     AC_DEFINE(KAME,1,KAME IPv6)
+
+    if test "x${enable_pimd}" != "xno"; then
+      case "$host_os" in
+      openbsd6.0)
+        ;;
+      openbsd[6-9]*)
+        AC_MSG_FAILURE([pimd cannot be enabled as PIM support has been removed from OpenBSD 6.1])
+        ;;
+      esac
+    fi
     ;;
   *)
     AC_MSG_RESULT([BSD])
-- 
2.39.5