Set the INFORMIXCPPMAP environment
variable to specify the fully qualified pathname of the map file for
C++ programs. Information in the map file includes the database server
type, the name of the shared library that supports the database object
or value object type, the library entry point for the object, and
the C++ library for which an object was built.
pathname
The directory path where the C++ map file is stored.
The map file is a text file that can have any filename.
You can specify several map files, separated by colons ( : )
on UNIX™ or semicolons ( ; )
on Windows™.
On UNIX, the default map file is $INFORMIXDIR/etc/c++map.
On Windows, the default map
file is %INFORMIXDIR%\etc\c++map.