attrib doesn't support parallel/maxparallel. On my Win7 box it looks as if the attrib command could deal with multiple files at once, though, could be a valid enhancement request.

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@955574 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/Tasks/attrib.html

@@ -43,13 +43,13 @@ nested <code>&lt;fileset&gt;</code>, <code>&lt;dirset&gt;</code> and
 href="../Types/resources.html#collection">Resource Collection</a>s
 as nested elements.</p>
 
-<p>By default this task will use a single invocation of the underlying
+<!--p>By default this task will use a single invocation of the underlying
 attrib command.  If you are working on a large number of files this
 may result in a command line that is too long for your operating
 system.  If you encounter such problems, you should set the
 maxparallel attribute of this task to a non-zero value.  The number to
 use highly depends on the length of your file names (the depth of your
-directory tree), so you'll have to experiment a little.</p>
+directory tree), so you'll have to experiment a little.</p-->
 
 <p>By default this task won't do anything unless it detects it is
   running on a Windows system.  If you know for sure that you have a
@@ -104,7 +104,7 @@ directory tree), so you'll have to experiment a little.</p>
       Defaults to <code>false</code>.</td>
     <td align="center" valign="top">No</td>
   </tr>
-  <tr>
+  <!--tr>
     <td valign="top">parallel</td>
     <td valign="top">process all specified files using a single
       <code>chmod</code> command. Defaults to true.</td>
@@ -116,7 +116,7 @@ directory tree), so you'll have to experiment a little.</p>
       most this many sourcefiles at once.  Set it to &lt;= 0 for
       unlimited.  Defaults to unlimited.  <em>Since Ant 1.6.</em></td>
     <td align="center" valign="top">No</td>
-  </tr>
+  </tr-->
   <tr>
     <td valign="top">os</td>
     <td valign="top">list of Operating Systems on which the command may be