Auto merge of #2619 - japaric:freebsd32, r=alexcrichton
authorbors <bors@rust-lang.org>
Tue, 26 Apr 2016 06:11:10 +0000 (23:11 -0700)
committerbors <bors@rust-lang.org>
Tue, 26 Apr 2016 06:11:10 +0000 (23:11 -0700)
prepare for i686-unknown-freebsd nightlies

Tested with:

```
$ python -B src/etc/install-deps.py
$ ./configure --local-rust-root=$PWD/rustc --enable-optimize --enable-nightly --target=i686-unknown-freebsd
$ make
```

r? @alexcrichton


Trivial merge