OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_cow_head])
OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_transport_header],
[OVS_DEFINE([HAVE_SKBUFF_HEADER_HELPERS])])
+ OVS_GREP_IFELSE([$KSRC26/include/linux/icmpv6.h], [icmp6_hdr],
+ [OVS_DEFINE([HAVE_ICMP6_HDR])])
OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_warn_if_lro],
[OVS_DEFINE([HAVE_SKB_WARN_LRO])])
OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [nla_get_be16])
OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [nla_find_nested])
+ OVS_GREP_IFELSE([$KSRC26/include/linux/if_link.h], [rtnl_link_stats64])
+
OVS_CHECK_LOG2_H
if cmp -s datapath/linux-2.6/kcompat.h.new \