#include <net/ethernet.h>
+#define IN6ADDR_ALL_ROUTERS_MULTICAST_INIT \
+ { { { 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 } } }
+
+#define IN6ADDR_ALL_NODES_MULTICAST_INIT \
+ { { { 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 } } }
+
int icmp6_bind_router_solicitation(int index);
int icmp6_bind_router_advertisement(int index);
int icmp6_send_router_solicitation(int s, const struct ether_addr *ether_addr);