diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index d6dff290a..81d036789 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -37,6 +37,17 @@
 
 -->
 
+    <listitem>
+      <para>2008-10-12</para>
+      <itemizedlist>
+        <listitem>
+          <para>[randy] - Added descriptions of the configure options used
+          in the GMP instructions and updated the installed library
+          descriptions.</para>
+        </listitem>
+      </itemizedlist>
+    </listitem>
+
     <listitem>
       <para>2008-10-11</para>
       <itemizedlist>
diff --git a/chapter05/gmp.xml b/chapter05/gmp.xml
index 76885e60b..8d76d825c 100644
--- a/chapter05/gmp.xml
+++ b/chapter05/gmp.xml
@@ -47,6 +47,18 @@
 
 <screen><userinput remap="configure">./configure --prefix=/tools --enable-mpbsd</userinput></screen>
 
+    <variablelist>
+      <title>The meaning of the configure option:</title>
+
+      <varlistentry>
+        <term><parameter>--enable-mpbsd</parameter></term>
+        <listitem>
+          <para>This builds the Berkeley MP compatibility library</para>
+        </listitem>
+      </varlistentry>
+
+    </variablelist>
+
     <para>Compile the package:</para>
 
 <screen><userinput remap="make">make</userinput></screen>
diff --git a/chapter06/gmp.xml b/chapter06/gmp.xml
index ff764b36f..9069aea72 100644
--- a/chapter06/gmp.xml
+++ b/chapter06/gmp.xml
@@ -45,6 +45,18 @@
 
 <screen><userinput remap="configure">./configure --prefix=/usr --enable-cxx --enable-mpbsd</userinput></screen>
 
+    <variablelist>
+      <title>The meaning of the new configure option:</title>
+
+      <varlistentry>
+        <term><parameter>--enable-cxx</parameter></term>
+        <listitem>
+          <para>This parameter enables C++ support</para>
+        </listitem>
+      </varlistentry>
+
+    </variablelist>
+
     <para>Compile the package:</para>
 
 <screen><userinput remap="make">make</userinput></screen>
@@ -77,7 +89,7 @@ cp    -v doc/{isa_abi_headache,configuration} doc/*.html \
       <segtitle>Installed Libraries</segtitle>
 
       <seglistitem>
-        <seg>gmp.so</seg>
+        <seg>libgmp.{a,so}, libgmpxx.{a,so}, and libmp.{a,so}</seg>
       </seglistitem>
     </segmentedlist>
 
@@ -86,12 +98,32 @@ cp    -v doc/{isa_abi_headache,configuration} doc/*.html \
       <?dbfo list-presentation="list"?>
       <?dbhtml list-presentation="table"?>
 
-      <varlistentry id="gmp">
-        <term><command>gmp</command></term>
+      <varlistentry id="libgmp">
+        <term><command>libgmp</command></term>
         <listitem>
           <para>Contains precision math functions.</para>
-          <indexterm zone="ch-system-gmp gmp">
-            <primary sortas="c-gmp">gmp</primary>
+          <indexterm zone="ch-system-gmp libgmp">
+            <primary sortas="c-libgmp">libgmp</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry id="libgmpxx">
+        <term><command>libgmpxx</command></term>
+        <listitem>
+          <para>Contains C++ precision math functions.</para>
+          <indexterm zone="ch-system-gmp libgmpxx">
+            <primary sortas="c-libgmpxx">libgmpxx</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry id="libmp">
+        <term><command>libmp</command></term>
+        <listitem>
+          <para>Contains the Berkeley MP math functions.</para>
+          <indexterm zone="ch-system-gmp libmp">
+            <primary sortas="c-libmp">libmp</primary>
           </indexterm>
         </listitem>
       </varlistentry>