use 5.006; use ExtUtils::MakeMaker; WriteMakefile( 'NAME' => 'Chemistry::File::Mopac', 'VERSION_FROM' => 'Mopac.pm', 'PREREQ_PM' => { "Chemistry::Mol" => "0.25", "Chemistry::InternalCoords" => '0.15', "List::Util" => 0, }, );