+ OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [nla_get_be16],
+ [OVS_DEFINE([HAVE_NLA_GET_BE16])])
+ OVS_GREP_IFELSE([$KSRC26/include/linux/in.h], [ipv4_is_multicast],
+ [OVS_DEFINE([HAVE_IPV4_IS_MULTICAST])])
+ OVS_GREP_IFELSE([$KSRC26/include/linux/string.h $KSRC26/include/linux/slab.h],
+ [kmemdup], [OVS_DEFINE([HAVE_KMEMDUP])])
+ OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_warn_if_lro],
+ [OVS_DEFINE([HAVE_SKB_WARN_LRO])])