From 98a9253192cfca53d12ee72b0f68bbb9ac76adef Mon Sep 17 00:00:00 2001
From: Bruce Dubbs <bdubbs@linuxfromscratch.org>
Date: Sun, 27 Jun 2010 04:04:10 +0000
Subject: Added new CFLAGS options to zlib configure instruction

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@9315 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
---
 chapter06/zlib.xml | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'chapter06')

diff --git a/chapter06/zlib.xml b/chapter06/zlib.xml
index 1dfa3a9bc..e4a419a5d 100644
--- a/chapter06/zlib.xml
+++ b/chapter06/zlib.xml
@@ -43,7 +43,21 @@
 
     <para>Prepare Zlib for compilation:</para>
 
-<screen><userinput remap="configure">./configure --prefix=/usr</userinput></screen>
+<screen><userinput remap="configure">CFLAGS='-mstackrealign -fPIC -O3' ./configure --prefix=/usr</userinput></screen>
+
+    <variablelist>
+      <title>The meaning of the new configure environment variable:</title>
+
+      <varlistentry>
+        <term><envar>CFLAGS='-mstackrealign -fPIC -O3'</envar></term>
+        <listitem>
+          <para>Setting CFLAGS overrides the default optimization in the
+          package to prevent some run time errors.</para>
+        </listitem>
+      </varlistentry>
+    </variablelist>
+
+
 
     <para>Compile the package:</para>
 
-- 
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