If a header that includes linux/in6.h is included before
iproute's utils.h, then iproute2 fails to compile on older
glibc versions.
Fixes: e8493916a8ede9970732e33ea52d30b83071f401 ("iproute: add support for SR-IPv6 lwtunnel encapsulation")
Reported-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David Lebrun <david.lebrun@uclouvain.be>
#include <linux/ila.h>
#include <linux/lwtunnel.h>
#include <linux/mpls_iptunnel.h>
-
-#ifndef __USE_KERNEL_IPV6_DEFS
-#define __USE_KERNEL_IPV6_DEFS
-#endif
-#include <linux/seg6.h>
-#include <linux/seg6_iptunnel.h>
-#include <linux/seg6_hmac.h>
#include <errno.h>
#include "rt_names.h"
#include "iproute_lwtunnel.h"
#include "bpf_util.h"
+#include <linux/seg6.h>
+#include <linux/seg6_iptunnel.h>
+#include <linux/seg6_hmac.h>
+
static const char *format_encap_type(int type)
{
switch (type) {