From 54185b4302638bda745b7459ed618bb072b41c71 Mon Sep 17 00:00:00 2001
From: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Date: Mon, 11 Sep 2017 21:12:13 +0200
Subject: Backport patch: sctp: remove the typedef sctp_sctphdr_t

---
 configure.ac | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 26883d7..d88d5b9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -579,6 +579,16 @@ else
 	AC_SUBST(HAVE_PASSING_EXTENDED_ACK_TO_CALLBACKS, undef)
 fi
 
+AC_MSG_CHECKING([kernel source for no typedef sctp_sctphdr_t])
+if test -f $ksourcedir/include/linux/sctp.h && \
+   $GREP -q '^typedef struct sctphdr' $ksourcedir/include/linux/sctp.h; then
+	AC_MSG_RESULT(yes)
+	AC_SUBST(HAVE_TYPEDEF_SCTP_SCTPHDR_T, define)
+else
+	AC_MSG_RESULT(no)
+	AC_SUBST(HAVE_TYPEDEF_SCTP_SCTPHDR_T, undef)
+fi
+
 AC_MSG_CHECKING([kernel source for struct net_generic])
 if test -f $ksourcedir/include/net/netns/generic.h && \
    $GREP -q 'struct net_generic' $ksourcedir/include/net/netns/generic.h; then
-- 
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