***/
#include <arpa/inet.h>
+#include <endian.h>
+#include <errno.h>
+#include <stdint.h>
+#include <stdlib.h>
#include "alloc-util.h"
#include "in-addr-util.h"
+#include "macro.h"
+#include "util.h"
int in_addr_is_null(int family, const union in_addr_union *u) {
assert(u);