| _bufrex_bufr_options | BUFR-specific encoding options |
| _bufrex_crex_options | CREX-specific encoding options |
| _bufrex_exporter | Description of a BUFR/CREX exporter |
| _bufrex_msg | Storage for the decoded data of a BUFR or CREX message |
| _bufrex_opcode | List node containing an entry of a BUFR or CREX data descriptor section |
| _bufrex_subset | Represent a BUFR/CREX data subset as a list of decoded variables |
| _dba_db | DB-ALLe session structure |
| _dba_db_attr | Precompiled queries to manipulate the attr table |
| _dba_db_context | Precompiled query to manipulate the context table |
| _dba_db_cursor | Structure used to build and execute a query, and to iterate through the results |
| _dba_db_data | Precompiled query to manipulate the data table |
| _dba_db_pseudoana | Precompiled query to manipulate the pseudoana table |
| _dba_db_repinfo | Fast cached access to the repinfo table |
| _dba_db_repinfo_cache | Repinfo cache entry |
| _dba_db_repinfo_memoidx | Reverse rep_memo -> rep_cod cache entry |
| _dba_file | Base contents of a dba_file |
| _dba_msg | Storage for related physical data |
| _dba_msg_datum | Representation of one physical value |
| _dba_msg_level | Store an array of physical data all on the same level |
| _dba_msg_var | Full data corresponding to a shortcut ID |
| _dba_msgs | Dynamic array of dba_msg |
| _dba_rawmsg | Dynamic storage for encoded messages |
| _dba_varinfo | Holds the information about a DBALLE variable |
1.5.2