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-rw-r--r--chapter06/gmp.xml10
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diff --git a/chapter06/gmp.xml b/chapter06/gmp.xml
index 2950b6715..d7e13e256 100644
--- a/chapter06/gmp.xml
+++ b/chapter06/gmp.xml
@@ -50,6 +50,16 @@
<screen role="nodump"><userinput><parameter>ABI=32</parameter> ./configure ...</userinput></screen></para>
</note>
+ <note>
+ <para>The default settings of GMP produce libraries optimized for
+ the host processor. If libraries suitable for processors less
+ capable than the host's CPU are desired, generic libraries can be
+ created by running the following:
+
+<screen role="nodump"><userinput>cp -v configfsf.guess config.guess
+cp -v configfsf.sub config.sub</userinput></screen></para>
+ </note>
+
<para>Prepare GMP for compilation:</para>
<screen><userinput remap="configure">./configure --prefix=/usr \