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-rw-r--r--acinclude.m41
1 files changed, 1 insertions, 0 deletions
diff --git a/acinclude.m4 b/acinclude.m4
index 565ca6d2..3b691647 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -195,6 +195,7 @@ AC_DEFUN([OVS_CHECK_LINUX26_COMPAT], [
OVS_GREP_IFELSE([$KSRC26/include/linux/types.h], [__wsum],
[OVS_DEFINE([HAVE_CSUM_TYPES])])
+ OVS_GREP_IFELSE([$KSRC26/include/net/checksum.h], [csum_replace4])
OVS_GREP_IFELSE([$KSRC26/include/net/checksum.h], [csum_unfold])
OVS_GREP_IFELSE([$KSRC26/include/net/netlink.h], [NLA_NUL_STRING])