Hello, and thanks for the swift reply.
The Tandem(nonstop) does have a special file-system. With a maximum of eight characters per filename, and only one level of "subdirectories", called subvolumes here. $<disk>.<subvol>.<filename>
http://nonstop.compaq.com
This is the raw directory info:
File Code EOF Last Modification Owner RWEP
CDQHREAD 101 2662 19-Apr-01 12:00:17 210, 43 "ncnc"
COBSRC 101 2048 22-May-02 11:37:53 210,255 "nnnn"
COBSRC2 101 3031004 29-Aug-02 16:02:51 210, 43 "ncnc"
COMP 101 54 11-Sep-00 11:09:43 210, 43 "ncnc"
COMPC 101 194 11-Sep-00 11:36:41 210, 43 "ncnc"
CTEST 101 1018 17-Sep-02 10:59:27 210,255 "nnnn"
DDLCSDEF 101 1740 22-May-02 11:37:26 210,255 "nnnn"
DDLLOG 101 81860 14-Aug-01 14:41:12 210,255 "nnnn"
DDLTEST 101 32228 29-Aug-02 16:02:31 210,255 "nnnn"
DDOCLOG 101 612 18-Oct-00 13:25:56 210, 43 "ncnc"
DDOCLOG2 101 35946 11-Dec-00 16:25:40 210, 43 "ncnc"
DICTALT 201 12288 29-Aug-02 16:02:51 210, 43 "ncnc"
DICTCDF 207 0 22-May-02 11:37:50 210, 43 "ncnc"
DICTDDF 200 30 29-Aug-02 16:02:51 210, 43 "ncnc"
DICTKDF 206 0 22-May-02 11:37:50 210, 43 "ncnc"
DICTMAP 209 0 22-May-02 11:37:51 210, 43 "ncnc"
DICTOBL 204 466944 29-Aug-02 16:02:51 210, 43 "ncnc"
SYST
500 'SYST': command not understood.