diff --git a/sys/sys/sockopt.h b/sys/sys/sockopt.h
index 7f19ecf886e..e7cc6cf0657 100644
--- a/sys/sys/sockopt.h
+++ b/sys/sys/sockopt.h
@@ -62,7 +62,6 @@ int	sosetopt(struct socket *so, struct sockopt *sopt);
 int	sogetopt(struct socket *so, struct sockopt *sopt);
 int	sooptcopyin(struct sockopt *sopt, void *buf, size_t len, size_t minlen);
 int	sooptcopyout(struct sockopt *sopt, const void *buf, size_t len);
-/* XXX; prepare mbuf for (__FreeBSD__ < 3) routines. */
 int	soopt_getm(struct sockopt *sopt, struct mbuf **mp);
 int	soopt_mcopyin(struct sockopt *sopt, struct mbuf *m);
 int	soopt_mcopyout(struct sockopt *sopt, struct mbuf *m);