#define RS_STATE(a) ((struct rs_state *)(ifp)->if_data[IF_DATA_IPV6ND])
#define RS_STATE_RUNNING(a) (ipv6nd_hasra((a)) && ipv6nd_dadcompleted((a)))
+#ifndef MAX_RTR_SOLICITATION_DELAY
#define MAX_RTR_SOLICITATION_DELAY 1 /* seconds */
#define MAX_UNICAST_SOLICIT 3 /* 3 transmissions */
#define RTR_SOLICITATION_INTERVAL 4 /* seconds */
#define MAX_RTR_SOLICITATIONS 3 /* times */
+#endif
/* On carrier up, expire known routers after RTR_CARRIER_EXPIRE seconds. */
#define RTR_CARRIER_EXPIRE \