[OVS_DEFINE([HAVE_NLA_NUL_STRING])])
OVS_GREP_IFELSE([$KSRC26/include/linux/err.h], [ERR_CAST],
[OVS_DEFINE([HAVE_ERR_CAST])])
+ OVS_GREP_IFELSE([$KSRC26/include/net/checksum.h], [csum_unfold],
+ [OVS_DEFINE([HAVE_CSUM_UNFOLD])])
+ OVS_GREP_IFELSE([$KSRC26/include/linux/skbuff.h], [skb_cow],
+ [OVS_DEFINE([HAVE_SKB_COW])])
OVS_CHECK_LOG2_H
OVS_CHECK_VETH
if cmp -s datapath/linux-2.6/kcompat.h.new \