clnp_dooptions(options, oidx, ifp, isoa)
struct mbuf *options; /* ptr to options mbuf */
struct clnp_optidx *oidx; /* ptr to option index */
clnp_dooptions(options, oidx, ifp, isoa)
struct mbuf *options; /* ptr to options mbuf */
struct clnp_optidx *oidx; /* ptr to option index */