Fix a reference in toolchain notes

git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/cross2@11899 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter05/toolchaintechnotes.xml

@@ -321,12 +321,12 @@ checking what linker to use... /mnt/lfs/tools/i686-lfs-linux-gnu/bin/ld</compute
     the configure options.</para>
 
     <para>Upon entering the chroot environment in <xref
-    linkend="chapter-building-system"/>, the first task is to install
+    linkend="chapter-chroot-temporary-tools"/>, the first task is to install
     libstdc++. Then temporary installations of programs needed for the proper
     operation of the toolchain are performed. Programs needed for testing
     other programs are also built. From this point onwards, the
-    core toolchain is self-contained and self-hosted.  In the remainder of
-    the <xref linkend="chapter-building-system"/>, final versions of all the
+    core toolchain is self-contained and self-hosted.  In 
+    <xref linkend="chapter-building-system"/>, final versions of all the
     packages needed for a fully functional system are built, tested and
     installed.</para>