Remove temporary symlinks for System V

was r11437.

chapter06/util-linux.xml

@@ -59,9 +59,9 @@
 <screen><userinput remap="pre">sed -e 's/2^64/(2^64/' -e 's/E &lt;/E) &lt;=/' -e 's/ne /eq /' \
     -i tests/ts/ipcs/limits2</userinput></screen>
 -->
-    <para revision="systemd">删除之前创建的符号链接：</para>
+    <para>删除之前创建的符号链接：</para>
 
-<screen revision="systemd"><userinput remap="pre">rm -vf /usr/include/{blkid,libmount,uuid}</userinput></screen>
+<screen><userinput remap="pre">rm -vf /usr/include/{blkid,libmount,uuid}</userinput></screen>
 
     <para>准备安装 Util-linux：</para>