Another check is to use abs_path from Cwd to check whether they're resolving to the same file perhaps. I use the following shell function: 

abs_path () {
  perl -MCwd=abs_path -lE 'say abs_path( $_ ) for @ARGV' "$@"
}

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The cake is a lie.
The cake is a lie.
The cake is a lie.

In reply to Re^2: An anomaly with Filesys::DfPortable, I need your eyes by Fletch
in thread An anomaly with Filesys::DfPortable, I need your eyes by Intrepid

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