Support FreeBSD in get_default_host_ip()
Support FreeBSD in get_default_host_ip()

Add FreeBSD suppotr to get_default_host_ip, thanks Romain Tartière
<romain@blogreen.org>

lovebug356/gupnp,ZachGoldberg/gupnp-gi,GNOME/gupnp,ZachGoldberg/gupnp-gi,GNOME/gupnp,GNOME/gupnp,ZachGoldberg/gupnp-gi,lovebug356/gupnp,GNOME/gupnp