***/
#include <netinet/icmp6.h>
+#include <netinet/in.h>
#include <netinet/ip6.h>
-#include <string.h>
#include <stdbool.h>
-#include <netinet/in.h>
+#include <string.h>
#include <sys/ioctl.h>
+#include "sd-ndisc.h"
+
#include "async.h"
+#include "icmp6-util.h"
#include "list.h"
#include "socket-util.h"
-#include "icmp6-util.h"
-#include "sd-ndisc.h"
-
#define NDISC_ROUTER_SOLICITATION_INTERVAL 4 * USEC_PER_SEC
#define NDISC_MAX_ROUTER_SOLICITATIONS 3