Fix build.

git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/systemd/BOOK@10708 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/systemd.xml

@@ -53,7 +53,7 @@ EOF</userinput></screen>
 
     <para>LTO is disabled by default because it causes <command>systemd</command>
     and other auxiliary programs to link to <filename
-    class="library">libgcc_s.so</filename>, slows the build down and makes the
+    class="libraryfile">libgcc_s.so</filename>, slows the build down and makes the
     compiled code larger.</para>
 
     <para>Additionally, fix a build error when using Util-Linux built in

chapter06/systemd.xml.next

@@ -53,7 +53,7 @@ EOF</userinput></screen>
 
     <para>LTO is disabled by default because it causes <command>systemd</command>
     and other auxiliary programs to link to <filename
-    class="library">libgcc_s.so</filename>, slows the build down and makes the
+    class="libraryfile">libgcc_s.so</filename>, slows the build down and makes the
     compiled code larger.</para>
 
     <para>Additionally, fix a build error when using Util-Linux built in