
External Process ID (EPID) :

 :-------.-------:-------.-------:-------.-------:-------.-------:
  3 3 2 2             2 2
  1 0 9 8             1 0                         7 6           0
  -+---+---------------+---------------------------+-------------
 | |   | node index    | IPID sequence             | IPID index  |
  -+---+---------------+---------------------------+-------------
  ^  ^
  |  |
  |  ---> 30:29 - node sequence
  ---------> 31 - wild (used by $GETJPI only)

VMS version 4.0 -- subject to change with future versions
