On: How to write to stderr so people will like you

[crc5002]

If you can't recompile the program, an expect script will come very handy:

  $ ./unbuffer ./tst >/tmp/logit 2>&1; cat /tmp/logit
  line 1
  stderr line 1
  line 2
  stderr line 2

http://expect.nist.gov/example/unbuffer