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  1. or download this
    D:\>cat temp
#! /usr/local/bin/perl
...
print($out);
temp syntax OK
  2. or download this
    D:\>echo Can't call method "Filesys::DiskSpace::df" without a package 
+or object reference at ./try.pl line 27. | splain
Can't call method "Filesys::DiskSpace::df" without a package or object
        reference at ./try.pl line 27.  (#1)
...