Tie::ExtraHash [Tie::Hash] (3)  - base class definitions for tied hashes
Tie::ExtraHash [Tie::Hash] (3pm)  - base class definitions for tied hashes
Tie::Hash            (3)  - base class definitions for tied hashes
Tie::Hash            (3pm)  - base class definitions for tied hashes
Tie::StdHash [Tie::Hash] (3)  - base class definitions for tied hashes
Tie::StdHash [Tie::Hash] (3pm)  - base class definitions for tied hashes