ONIGERR_MULTIPLEX_DEFINED_NAME  161 regerror.c       case ONIGERR_MULTIPLEX_DEFINED_NAME:
ONIGERR_MULTIPLEX_DEFINED_NAME  268 regerror.c       case ONIGERR_MULTIPLEX_DEFINED_NAME:
ONIGERR_MULTIPLEX_DEFINED_NAME  789 regparse.c         onig_scan_env_set_error_string(env, ONIGERR_MULTIPLEX_DEFINED_NAME,
ONIGERR_MULTIPLEX_DEFINED_NAME  791 regparse.c         return ONIGERR_MULTIPLEX_DEFINED_NAME;