From 1c6db5c90aa4b4c7c82b0676416c2a9a0baa6c67 Mon Sep 17 00:00:00 2001
From: Alan Coopersmith <Alan.Coopersmith@sun.com>
Date: Sun, 22 May 2005 04:25:43 +0000
Subject: Check for <alloca.h> and define INCLUDE_ALLOCA_H if found, since    
 <Xalloca.h> requires it.

---
 ChangeLog    | 5 +++++
 configure.ac | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 319b5be..6a0f6fc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2005-05-21  Alan Coopersmith  <alan.coopersmith@sun.com>
+
+	* configure.ac: Check for <alloca.h> and define INCLUDE_ALLOCA_H
+	if found, since <Xalloca.h> requires it.
+
 2005-05-21  Alan Coopersmith  <alan.coopersmith@sun.com>
 
 	* Makefile.am ($(BUILT_FILES)): Use $(install_sh_DATA) instead of
diff --git a/configure.ac b/configure.ac
index 84b43e1..a44b7d5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -39,6 +39,9 @@ AC_PROG_LIBTOOL
 
 PKG_CHECK_MODULES(XT, sm x11 xproto)
 
+# Needed for including Xalloca.h
+AC_CHECK_HEADER([alloca.h], AC_DEFINE(INCLUDE_ALLOCA_H, 1, [Define to 1 if Xalloca.h should include <alloca.h>]))
+
 # Check render configuration, strip extra digits from package version to
 # find the required protocol version
 
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