[project @ 1999-02-04 12:13:15 by sof]

[project @ 1999-02-04 12:13:15 by sof]
- relax the restriction that just the one open writeable handle on
  *the same file* may exist when dealing with the standard handles,
  stdout and stderr.

  Reason: the following invocation of a Haskell program,

      foo >log 2>&1

  should be acceptable.