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  1. or download this
     #!/usr/bin/perl 
     use strict;
    ...
    
    print "\nChild $child_pid is done, we now have:\n@child_output\n";
    
  2. or download this
    Parent is 5323
    reading kid...
    ...
    
    Child 5324 is done, we now have:
    returncode is 0