| btree | B+tree access method source code. | 
| build_unix | UNIX build directory. | 
| build_win16 | Windows 3.1 build directory | 
| build_win32 | Windows/95, Windows/NT build directory. | 
| build_vms | OpenVMS build directory. | 
| clib | C library replacement source code. | 
| common | Source code shared by all of Berkeley DB. | 
| cxx | C++ API. | 
| db | Berkeley DB interface source code. | 
| db185 | Compatibility source code for DB version 1.85 | 
| db_archive | The db_archive(1) utility source code. | 
| db_checkpoint | The db_checkpoint(1) utility source code. | 
| db_deadlock | The db_deadlock(1) utility source code. | 
| db_dump | The db_dump(1) utility source code. | 
| db_dump185 | The db_dump185(1) utility source code. | 
| db_load | The db_load(1) utility source code. | 
| db_printlog | Debugging utility | 
| db_recover | The db_recover(1) utility source code. | 
| db_stat | The db_stat(1) utility source code. | 
| dbm | Compatibility source code for dbm(3) and ndbm(3). | 
| dist | Various files used to build the Berkeley DB distribution. | 
| docs | Berkeley DB documentation. | 
| examples | C API example source code for using the Berkeley DB library. | 
| examples_cxx | C++ API example source code for using the Berkeley DB library. | 
| examples_java | Java API example source code for using the Berkeley DB library. | 
| hash | Hash access method source code. | 
| hsearch | Compatibility source code for hsearch(3). | 
| include | Include files for Berkeley DB. | 
| java | Java API. | 
| libdb_java | Sources to build the libdb_java shared library. | 
| lock | Lock manager source code. | 
| log | Log manager source code. | 
| mp | Shared memory buffer pool source code. | 
| mutex | Spin-lock mutex source code. | 
| os | Operating-system specific functionality. | 
| os_win16 | Operating-system specific functionality (Win16). | 
| os_win32 | Operating-system specific functionality (Win32/WNT). | 
| test | Test directory. | 
| txn | Transaction manager source code. | 
| xa | X/Open Distributed Transaction Processing XA interface. |