in_pcbrtentry
in_pcbrtentry(struct inpcb *);
rt = in_pcbrtentry(tp->t_inpcb);
rt = in_pcbrtentry(tp->t_inpcb);
rt = in_pcbrtentry(inp);
if ((rt = in_pcbrtentry(inp)) == NULL)
struct rtentry *rt = in_pcbrtentry(inp);
rt = in_pcbrtentry(inp);