6.4.1.6 RLM_EXTENDED_ERROR_MESSAGES
If RLM_EXTENDED_ERROR_MESSAGES is set, the internal RLM functions which generate error messages will output more verbose messages (in certain cases) with suggestions for solving the problem.
If RLM_EXTENDED_ERROR_MESSAGES is set, the internal RLM functions which generate error messages will output more verbose messages (in certain cases) with suggestions for solving the problem.