#include <db.h> int DB_ENV->get_region_dir(DB_ENV *dbenv, const char **dirp);
The DB_ENV->get_region_dir()
method returns
the region directory, which is the location for the disk-backed
region files. You can manage this value using the
DB_ENV->set_region_dir()
method.
The DB_ENV->get_region_dir()
method may be
called at any time during the life of the application.
The DB_ENV->get_region_dir()
method returns a non-zero error value on failure and 0 on success.