Inode numbers are not reported on Windows so the above is OS-specific, as is this version: 
sub all_same_file {
  my @desc = map {my @s = stat; "@s[0,1]"} @_;
  @_ == grep {$desc[0] eq $_} @desc;
}

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In reply to Re (tilly) 3: Test to see if directories are the same by tilly
in thread Test to see if directories are the same by Ovid

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