'Refer back' is redundant.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@7954 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter05/adjusting.xml

@@ -43,7 +43,7 @@ ln -sv /tools/bin/ld /tools/$(gcc -dumpmachine)/bin/ld</userinput></screen>
     <para>If working on a platform where the name of the dynamic linker is
     something other than <filename class="libraryfile">ld-linux.so.2</filename>,
     replace <quote>ld-linux.so.2</quote> with the name of the platform's
-    dynamic linker in the following commands. Refer back to <xref
+    dynamic linker in the following commands. Refer to <xref
     linkend="ch-tools-toolchaintechnotes" role=","/> if necessary.</para>
   </important>
 

chapter06/readjusting.xml

@@ -48,7 +48,7 @@ perl -p -e 's@/tools/lib/ld-linux.so.2@/lib/ld-linux.so.2@g;' \
     <para>If working on a platform where the name of the dynamic linker is
     something other than <filename class="libraryfile">ld-linux.so.2</filename>,
     substitute <quote>ld-linux.so.2</quote> with the name of the platform's
-    dynamic linker in the above commands. Refer back to <xref
+    dynamic linker in the above commands. Refer to <xref
     linkend="ch-tools-toolchaintechnotes" role=","/> if necessary.</para>
   </important>