From d9a5a21db0e1481be1391a7666741a038464bf16 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tromey@redhat.com>
Date: Sat, 26 Apr 1997 05:07:53 +0000
Subject: [PATCH] patch to missing check

---
 ChangeLog     | 2 ++
 THANKS        | 1 +
 m4/missing.m4 | 3 ++-
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index b0e3dc26c..bea0e352d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 Fri Apr 25 12:33:23 1997  Tom Tromey  <tromey@cygnus.com>
 
+	* m4/missing.m4: Redirect stdin of testee.  From Bill Fenner.
+
 	* automake.in (output_yacc_build_rule): Generate rule to create .h
 	file.
 	(handle_footer): Generate unique, sorted list of suffixes.
diff --git a/THANKS b/THANKS
index 9226c9cce..9e8c07416 100644
--- a/THANKS
+++ b/THANKS
@@ -6,6 +6,7 @@ Akim Demaille <demaille@inf.enst.fr>
 Alexander V. Lukyanov <lav@yars.free.net>
 Andreas Schwab <schwab@lamothe.informatik.uni-dortmund.de>
 Anthony Green <green@cygnus.com>
+Bill Fenner <fenner@parc.xerox.com>
 David A. Swierczek <swiercze@mr.med.ge.com>
 David Zaroski <cz253@cleveland.Freenet.Edu>
 Dieter Baron <dillo@stieltjes.smc.univie.ac.at>
diff --git a/m4/missing.m4 b/m4/missing.m4
index cdfb753c9..39178df20 100644
--- a/m4/missing.m4
+++ b/m4/missing.m4
@@ -7,7 +7,8 @@ AC_DEFUN(AM_MISSING_PROG,
 [AC_MSG_CHECKING(for working $2)
 # Run test in a subshell; some versions of sh will print an error if
 # an executable is not found, even if stderr is redirected.
-if ($2 --version) > /dev/null 2>&1; then
+# Redirect stdin to placate older versions of autoconf.  Sigh.
+if ($2 --version) < /dev/null > /dev/null 2>&1; then
    $1=$2
    AC_MSG_RESULT(found)
 else
-- 
2.47.3