

<h4>Windows Users</h4>
<p>The <code>&lt;exec&gt;</code> task delegates to <code>Runtime.exec</code> which in turn
apparently calls <a href="http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dllproc/base/createprocess.asp">
<code>::CreateProcess</code></a>. It is the latter Win32 function that defines
the exact semantics of the call. In particular, if you do not put a file extension
on the executable, only ".EXE" files are looked for, not ".COM", ".CMD" or other file
types listed in the envi