perm filename POLL[3,2]1 blob sn#223129 filedate 1976-07-06 generic text, type T, neo UTF8
POLL accepts an audio channel number and lists those consoles which
are connected to it and the PPN, if someone is logged in at that
console.  POLL was written by BH and is unsupported.  Example:

  .R POLL
  CHANNEL=7
  TTY52
  TTY65   JOB 36  [1,TOB]
  TTY112  JOB 49  [1,MSM]
  CHANNEL=