DirHandle
  
NAME
DirHandle - supply object methods for directory handles
SYNOPSIS
-     use DirHandle;
-     $d = DirHandle->new(".");
-     if (defined $d) {
-         while (defined($_ = $d->read)) { something($_); }
-         $d->rewind;
-         while (defined($_ = $d->read)) { something_else($_); }
-         undef $d;
-     }
DESCRIPTION
The DirHandle
 method provide an alternative interface to the
opendir(), closedir(), readdir(), and rewinddir() functions.
The only objective benefit to using DirHandle
 is that it avoids
namespace pollution by creating globs to hold directory handles.