Description. This function is used to exit single-user mode and to return to normal operation.
Signature.
int ndb_mgm_exit_single_user
    (
      NdbMgmHandle          handle,
      struct ndb_mgm_reply* reply
    )
Parameters. This function requires 2 arguments:
                  An NdbMgmHandle.
                
                  A pointer to an ndb_mgm_reply.
                
Return value. 
            Returns -1 in case of an error.
          
