of their function and contents.
</para>
+<note>
+ Following are some points regarding the variables listed in this glossary:
+ <itemizedlist>
+ <listitem><para>The variables listed in this glossary
+ are specific to BitBake.
+ Consequently, the descriptions are limited to that context.
+ </para></listitem>
+ <listitem><para>Also, variables exist in other systems that use BitBake
+ (e.g. The Yocto Project and OpenEmbedded) that have names identical
+ to those found in this glossary.
+ For such cases, the variables in those systems extend the
+ functionality of the variable as it is described here in
+ this glossary.
+ </para></listitem>
+ <listitem><para>Finally, there are variables mentioned in this
+ glossary that do not appear in the BitBake glossary.
+ These other variables are variables used in systems that use
+ BitBake.
+ </para></listitem>
+ </itemizedlist>
+</note>
+
<glossary id='ref-variables-glossary'>
<para>