From d37d3c8181cb232f79f676828d34699bbee24f5e Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@osmocom.org>
Date: Thu, 7 Jan 2021 13:49:47 +0100
Subject: configure.ac: Ensure netinet/sctp.h is present

we unconditionally depend on this header file, yet nothing
in configure.ac ensures its presence.  Building on a clean
Debian 10 with all existing dependencies installed passes
configure but fails at compilation time.

Change-Id: I0a4407ef6ee512ad5ea8775d90acfe1c4fa67cd0
---
 configure.ac | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/configure.ac b/configure.ac
index 692db57..c186855 100644
--- a/configure.ac
+++ b/configure.ac
@@ -31,6 +31,8 @@ AS_CASE(["$LD"],[*clang*],
   [AS_CASE(["${host_os}"],
      [*linux*],[archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'])])
 
+AC_CHECK_HEADERS(netinet/sctp.h,,AC_MSG_ERROR(netinet/sctp.h not found))
+
 dnl check for pkg-config (explained in detail in libosmocore/configure.ac)
 AC_PATH_PROG(PKG_CONFIG_INSTALLED, pkg-config, no)
 if test "x$PKG_CONFIG_INSTALLED" = "xno"; then
-- 
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