+ <term>GHC</term>
+ <indexterm><primary>pre-supposed: GHC</primary></indexterm>
+ <indexterm><primary>GHC, pre-supposed</primary></indexterm>
+ <listitem>
+ <para>GHC is required to build many of the tools, including
+ GHC itself. If you need to port GHC to your platform
+ because there isn't a binary distribution of GHC available,
+ then see <xref linkend="sec-porting-ghc">.</para>
+
+ <para>Which version of GHC you need will depend on the
+ packages you intend to build. GHC itself will normally
+ build using one of several older versions of itself - check
+ the announcement or release notes for details.</para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>