X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=acinclude.m4;h=6ba647ab96183313133f11881aa9620c51c3c830;hb=3f355f47f8e7343e909ccfa854454d667baf3c38;hp=2f38997ff0b85920cb8180d50e78c6207605de70;hpb=00908dc27a4d93bd1c5bda3bcdc84ec351e9a09a;p=openvswitch

diff --git a/acinclude.m4 b/acinclude.m4
index 2f38997f..6ba647ab 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -119,6 +119,10 @@ AC_DEFUN([OVS_CHECK_LINUX26_COMPAT], [
                   [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 \