Original question was about perl module... but if you start using `find` command, then:
my $original_file = '/path/to/file';
my $dir           = '/where/to/find/hardlinks/';
chomp for @hard_links 
  = `find \Q$dir\E -inum \$(find \Q$original_file\E -printf "%i")`;

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In reply to Re^2: Finding Hard links by powerman
in thread Finding Hard links by jesuashok

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