Fix a script after check is installed

was r11409.

chapter06/check.xml

@@ -54,9 +54,10 @@
 
     <para>注意 Check 测试套件可能需要相对较长（高达 4 SBU）的时间。</para>
 
-    <para>安装该软件包：</para>
+    <para>安装该软件包，并修复一个脚本：</para>
 
-<screen><userinput remap="install">make install</userinput></screen>
+<screen><userinput remap="install">make install
+sed -i '1 s/tools/usr/' /usr/bin/checkmk</userinput></screen>
 
   </sect2>