added build notes

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2528 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter05/expect-inst.xml

@@ -10,6 +10,8 @@ make LDFLAGS="-s"
 make test
 make install</userinput></screen></para>
 
+<para>You can remove the tcl-&tcl-version; directory now as well as the
+expect directory.</para>
 
 </sect2>
 

chapter05/lockingglibc.xml

@@ -9,6 +9,8 @@
 
 <para><screen><userinput>make -C ld install-data-local</userinput></screen></para>
 
+<para>You can remove the binutils-* directories now.</para>
+
 <para><screen><userinput>SPECFILE=/stage1/lib/gcc-lib/i686-pc-linux-gnu/*/specs &&
 cp ${SPECFILE} ./XX &&
 sed 's@/lib/ld-linux.so.2@/stage1/lib/ld-linux.so.2@g' ./XX > ${SPECFILE} &&

chapter05/tcl-inst.xml

@@ -10,5 +10,8 @@ make test
 make install
 ln -s tclsh8.4 /stage1/bin/tclsh</userinput></screen></para>
 
+<para>Don't remove the tcl-&tcl-version; directory yet, you need it for the
+next package installation.</para>
+
 </sect2>