Eliminating system() in phantomd

```
I recommend looking at libnl-route. It should be much easier than speaking the 
netlink protocol directly, and much less fragile than calling out to ip. 
http://www.infradead.org/~tgr/libnl/doc/route.html


```

Original issue reported on code.google.com by `Eternal...@gmail.com` on 6 Mar 2012 at 7:22
