diff --git a/en_US.ISO8859-1/books/handbook/linuxemu/chapter.sgml b/en_US.ISO8859-1/books/handbook/linuxemu/chapter.sgml
index ed74e35113..ba1120a0f9 100644
--- a/en_US.ISO8859-1/books/handbook/linuxemu/chapter.sgml
+++ b/en_US.ISO8859-1/books/handbook/linuxemu/chapter.sgml
@@ -1,7 +1,7 @@
 <!--
      The FreeBSD Documentation Project
 
-     $FreeBSD: doc/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml,v 1.31 2000/06/14 20:30:24 jim Exp $
+     $FreeBSD: doc/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml,v 1.32 2000/07/26 01:52:19 hanai Exp $
 -->
 
 <chapter id="linuxemu">
@@ -279,12 +279,12 @@ multi on</programlisting>
   <sect1 id="linuxemu-mathematica">
     <title>Installing Mathematica</title>
 
-    <para><emphasis>Updated for Mathematica version 4.0 by Murray Stokely
-      <email>murray@cdrom.com</email> and merged with work by Bojan
-      Bistrovic <email>bojanb@physics.odu.edu</email>.</emphasis></para>
+    <para><emphasis>Updated for Mathematica version 4.x by &a.murray
+      and merged with work by Bojan Bistrovic
+      <email>bojanb@physics.odu.edu</email>.</emphasis></para>
 
     <para>This document describes the process of installing the Linux
-      version of Mathematica 4.0 onto a FreeBSD system.</para>
+      version of Mathematica 4.X onto a FreeBSD system.</para>
 
     <para>The Linux version of Mathematica runs perfectly under FreeBSD
       however the binaries shipped by Wolfram need to be branded so that
@@ -310,6 +310,14 @@ multi on</programlisting>
 &prompt.root; <userinput>brandelf -t Linux /localdir/Files/SystemFiles/Installation/Binaries/Linux/*</userinput>
 &prompt.root; <userinput>cd /localdir/Installers/Linux/</userinput>
 &prompt.root; <userinput>./MathInstaller</userinput></screen>
+
+       <para>Alternatively, you can simply set the default ELF brand
+         to Linux for all unbranded binaries with the command:</para>
+       <screen>&prompt.root; <userinput>sysctl -w kern.fallback_elf_brand=3</userinput>
+       </screen>
+       <para>This will make FreeBSD assume that unbranded ELF binaries
+         use the Linux ABI and so you should be able to run the
+         installer straight from the CDROM.</para>
     </sect2>
 
     <sect2>
diff --git a/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml b/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml
index ed74e35113..ba1120a0f9 100644
--- a/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml
+++ b/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml
@@ -1,7 +1,7 @@
 <!--
      The FreeBSD Documentation Project
 
-     $FreeBSD: doc/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml,v 1.31 2000/06/14 20:30:24 jim Exp $
+     $FreeBSD: doc/en_US.ISO_8859-1/books/handbook/linuxemu/chapter.sgml,v 1.32 2000/07/26 01:52:19 hanai Exp $
 -->
 
 <chapter id="linuxemu">
@@ -279,12 +279,12 @@ multi on</programlisting>
   <sect1 id="linuxemu-mathematica">
     <title>Installing Mathematica</title>
 
-    <para><emphasis>Updated for Mathematica version 4.0 by Murray Stokely
-      <email>murray@cdrom.com</email> and merged with work by Bojan
-      Bistrovic <email>bojanb@physics.odu.edu</email>.</emphasis></para>
+    <para><emphasis>Updated for Mathematica version 4.x by &a.murray
+      and merged with work by Bojan Bistrovic
+      <email>bojanb@physics.odu.edu</email>.</emphasis></para>
 
     <para>This document describes the process of installing the Linux
-      version of Mathematica 4.0 onto a FreeBSD system.</para>
+      version of Mathematica 4.X onto a FreeBSD system.</para>
 
     <para>The Linux version of Mathematica runs perfectly under FreeBSD
       however the binaries shipped by Wolfram need to be branded so that
@@ -310,6 +310,14 @@ multi on</programlisting>
 &prompt.root; <userinput>brandelf -t Linux /localdir/Files/SystemFiles/Installation/Binaries/Linux/*</userinput>
 &prompt.root; <userinput>cd /localdir/Installers/Linux/</userinput>
 &prompt.root; <userinput>./MathInstaller</userinput></screen>
+
+       <para>Alternatively, you can simply set the default ELF brand
+         to Linux for all unbranded binaries with the command:</para>
+       <screen>&prompt.root; <userinput>sysctl -w kern.fallback_elf_brand=3</userinput>
+       </screen>
+       <para>This will make FreeBSD assume that unbranded ELF binaries
+         use the Linux ABI and so you should be able to run the
+         installer straight from the CDROM.</para>
     </sect2>
 
     <sect2>