Fix build errors

Related: #1968596

bz1968596-fix-build-errors.patch

@@ -0,0 +1,32 @@
+From d9c99ffe43d9848579a472c7c5ec5515e6599cb9 Mon Sep 17 00:00:00 2001
+From: Ryan O'Hara <rohara@redhat.com>
+Date: Mon, 7 Jun 2021 16:58:23 -0500
+Subject: [PATCH] Fix build errors
+
+---
+ keepalived/core/layer4.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/keepalived/core/layer4.c b/keepalived/core/layer4.c
+index d2cc971a..fdca0491 100644
+--- a/keepalived/core/layer4.c
++++ b/keepalived/core/layer4.c
+@@ -27,13 +27,14 @@
+ #include <errno.h>
+ #include <unistd.h>
+ #include <fcntl.h>
++#include <netinet/in.h>
++#include <net/if.h>
+ #include <linux/icmp.h>
+ #include <linux/icmpv6.h>
+ #ifdef ERRQUEUE_NEEDS_SYS_TIME
+ #include <sys/time.h>
+ #endif
+ #include <linux/errqueue.h>
+-#include <netinet/in.h>
+ 
+ #include "layer4.h"
+ #include "logger.h"
+-- 
+2.31.1
+

keepalived.spec

@@ -10,13 +10,15 @@
 Name: keepalived
 Summary: High Availability monitor built upon LVS, VRRP and service pollers
 Version: 2.2.2
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: GPLv2+
 URL: http://www.keepalived.org/
 
 Source0: http://www.keepalived.org/software/keepalived-%{version}.tar.gz
 Source1: keepalived.service
 
+Patch1: bz1968596-fix-build-errors.patch
+
 Requires(post): systemd
 Requires(preun): systemd
 Requires(postun): systemd
@@ -55,6 +57,7 @@ infrastructures.
 
 %prep
 %setup -q
+%patch1 -p1
 
 %build
 %configure \
@@ -104,6 +107,9 @@ mkdir -p %{buildroot}%{_libexecdir}/keepalived
 %{_mandir}/man8/keepalived.8*
 
 %changelog
+* Tue Jun 08 2021 Ryan O'Hara <rohara@redhat.com> - 2.2.2-2
+- Fix build errors (#1968596)
+
 * Mon Jun 07 2021 Ryan O'Hara <rohara@redhat.com> - 2.2.2-1
 - Update to 2.2.2 (#1968596)