Is it possible to find out the source of libdb_cxx-4.3.so
To my knowledge libdb_cxx is part of the Berkeley DB package.
Here a download link to the newest version: Berkeley DB-4.8.26
(I did a quick search for version 4.3, but could not locate it).
and other lib files in Linux? If yes, how?
Feeding your search-engine will, most of the time, help. In this case you might want to add source
to the search criteria (i.e. libdb_cxx source
Hope this helps.