Node ignoring redirections when redirected to a tty #4222

# First term:                                                           │# Second term:
                                                                        │
$ tty                                                                   │$ tty
/dev/ttys013                                                            │/dev/ttys014
$ echo 'abc' 1>/dev/ttys014                                             │$ cat
$ ruby -e '$stdout.puts "okay"' 1>/dev/ttys014                          │abc
$ node -e 'process.stdout.write("wtf!\n")' 1>/dev/ttys014               │okay
wtf!                                                                    │
$ node -e 'process.stdout.write("this works\n")' 1>/dev/null            │
$ node -e 'process.stdout.write("this too\n")' 1>output                 │
$ cat output                                                            │
this too                                                                │