CRM_EX_IOERR      500 lib/common/results.c         case CRM_EX_IOERR: return "CRM_EX_IOERR";
CRM_EX_IOERR      547 lib/common/results.c         case CRM_EX_IOERR: return "I/O error occurred";
CRM_EX_IOERR      675 lib/common/results.c             return CRM_EX_IOERR;