From a44e0351ee8dd45435bf1c887f1aca4933a205b0 Mon Sep 17 00:00:00 2001
From: Kevin Steves <stevesk@pobox.com>
Date: Sun, 7 Apr 2002 16:18:03 +0000
Subject:  - (stevesk) HAVE_CONTROL_IN_MSGHDR; not used right now.    Future:
 we may want to test if fd passing works correctly.

---
 ChangeLog    |  6 +++++-
 acconfig.h   |  5 ++++-
 configure.ac | 18 +++++++++++++++++-
 3 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index c9c7ac9f2..ad39fc63d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+20020407
+ - (stevesk) HAVE_CONTROL_IN_MSGHDR; not used right now.
+   Future: we may want to test if fd passing works correctly.
+
 20020406
  - (djm) Typo in Suse SPEC file. Fix from Carsten Grohmann 
    <carsten.grohmann@dr-baldeweg.de>
@@ -8187,4 +8191,4 @@
  - Wrote replacements for strlcpy and mkdtemp
  - Released 1.0pre1
 
-$Id: ChangeLog,v 1.2033 2002/04/06 23:52:02 mouring Exp $
+$Id: ChangeLog,v 1.2034 2002/04/07 16:18:03 stevesk Exp $
diff --git a/acconfig.h b/acconfig.h
index 00fdfac63..7c5c1605d 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -1,4 +1,4 @@
-/* $Id: acconfig.h,v 1.127 2002/04/06 23:52:04 mouring Exp $ */
+/* $Id: acconfig.h,v 1.128 2002/04/07 16:18:04 stevesk Exp $ */
 
 #ifndef _CONFIG_H
 #define _CONFIG_H
@@ -34,6 +34,9 @@
 /* Define if your system uses access rights style file descriptor passing */
 #undef HAVE_ACCRIGHTS_IN_MSGHDR
 
+/* Define if your system uses ancillary data style file descriptor passing */
+#undef HAVE_CONTROL_IN_MSGHDR
+
 /* Define if you system's inet_ntoa is busted (e.g. Irix gcc issue) */
 #undef BROKEN_INET_NTOA
 
diff --git a/configure.ac b/configure.ac
index abe9a1a42..0afab0755 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.35 2002/04/06 23:52:04 mouring Exp $
+# $Id: configure.ac,v 1.36 2002/04/07 16:18:04 stevesk Exp $
 
 AC_INIT
 AC_CONFIG_SRCDIR([ssh.c])
@@ -1582,6 +1582,22 @@ if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
 	AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
 fi
 
+AC_CACHE_CHECK([for msg_control field in struct msghdr],
+		ac_cv_have_control_in_msghdr, [
+	AC_TRY_COMPILE(
+		[
+#include <sys/socket.h>
+#include <sys/uio.h>
+		],
+		[ struct msghdr m; m.msg_control = 0; ],
+		[ ac_cv_have_control_in_msghdr="yes" ],
+		[ ac_cv_have_control_in_msghdr="no" ]
+	)
+])
+if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
+	AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
+fi
+
 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 	AC_TRY_LINK([], 
 		[ extern char *__progname; printf("%s", __progname); ], 
-- 
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