Archive::Zip::tempName( [$tmpdir] ) 
Create a unique name for a temp file, in the given directory or in the first one of:

    /tmp
    $ENV{TMPDIR}
    $ENV{TEMP}
    .
Archive::Zip::tempFile( [$tmpdir] ) 
Create a uniquely named temp file. It will be returned open for read/write. If $tmpdir is given, it is used as the name of a directory to create the file in. If not given, creates the file in the first directory found in this list:

    /tmp
    $ENV{TMPDIR}
    $ENV{TEMP}