$OpenBSD: patch-net_dns_dns_util_cc,v 1.12 2021/09/01 16:54:40 robert Exp $
Index: net/dns/dns_util.cc
--- net/dns/dns_util.cc.orig
+++ net/dns/dns_util.cc
@@ -28,6 +28,8 @@
 #include "third_party/abseil-cpp/absl/types/optional.h"
 #include "url/url_canon.h"
 
+#include <sys/socket.h>
+
 #if defined(OS_POSIX)
 #include <netinet/in.h>
 #include <net/if.h>
