PortPri allows you to change the task priority of any CNet port, by port
number.  Pri ranges are -100 to 100.  For CNet/3 only.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                   57      57 100.0% -lh0- c71c Jul  8  1994 file_id.diz
[generic]                 6822   10704  63.7% -lh5- cad7 Jul  8  1994 PortPri
[generic]                 1349    2705  49.9% -lh5- 38a5 Jul  8  1994 PortPri.doc
[generic]                  557    3803  14.6% -lh5- e950 Jul  8  1994 PortPri_11.doc
[generic]                  557    3803  14.6% -lh5- e950 Jul  8  1994 WARES!.displayme
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         5 files    9342   21072  44.3%            Jul  9  1994