Unable to build prerequisite module: Mail-Box (0) Unable to build prerequisite module: Moose (0.11) Unable to build prerequisite module: WWW-Mechanize (0) Unable to build prerequisite module: Mail-ListDetector (0) Unable to build prerequisite module: WWW-Shorten (0) Unable to build prerequisite module: App-Cmd (0) Unable to build prerequisite module: Proc-InvokeEditor (0) Unable to build prerequisite module: Class-Autouse (0) Unable to build prerequisite module: Sub-Exporter (0) Unable to build prerequisite module: File-Save-Home (0) Unable to build prerequisite module: Date-Range (0) Unable to build prerequisite module: YAML-Syck (0.67) Unable to build prerequisite module: DateTime-Format-DateManip (0) Mail-Summary-Tools could not be built due to the above failed prerequisites.