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  1. or download this
    package Foo ;
 
use strict ;
use warnings ;

our $VERSION = '1.75' ;
  2. or download this
    package Bar ;
use base 'Foo' ;
...
 
use warnings ;
use strict ; # Does not report missing 'our' before $VERSION
  3. or download this
    use lib '.' ;

...

print "version Foo = $Foo::VERSION\n" ;
print "version Bar = $Bar::VERSION\n" ;