From a6e33f26b17202e4fddec64a56d9c272b537f73d Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Tue, 20 Oct 1998 06:40:04 +0000
Subject: -Wall cleanup, second phase.

svn path=/trunk/; revision=2121
---
 configure.in | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 3359249b..5ec3cdbc 100644
--- a/configure.in
+++ b/configure.in
@@ -108,6 +108,13 @@ AC_TRY_COMPILE([],
  [AC_DEFINE(HAVE_VOIDPOINTER) AC_MSG_RESULT(yes)],
  AC_MSG_RESULT(no))
 
+dnl Check for ANSI volatile
+AC_MSG_CHECKING(for ANSI volatile)
+AC_TRY_COMPILE([],
+   [volatile int n;],
+ [AC_DEFINE(HAVE_VOLATILE) AC_MSG_RESULT(yes)],
+ AC_MSG_RESULT(no))
+
 dnl Check out the wait reality.  We have to assume sys/wait.h is present.
 AC_CHECK_FUNCS(waitpid wait3)
 AC_MSG_CHECKING(for union wait);
-- 
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