#include <db_cxx.h> int DbEnv::rep_get_nsites(u_int32_t *nsitesp);
         The DbEnv::rep_get_nsites() method returns the total number of sites
         in the replication group. This value is configurable using the
         DbEnv::rep_set_nsites() method.
    
         The DbEnv::rep_get_nsites() method may be called at any time during
         the life of the application.
    
         The DbEnv::rep_get_nsites() 
            
            
                method either returns a non-zero error value or throws an
                exception that encapsulates a non-zero error value on
                failure, and returns 0 on success.