diff -u -r ../kona-Win.3.39-69/src/kn.c ./src/kn.c
--- ../kona-Win.3.39-69/src/kn.c	2016-04-17 18:10:22.000000000 +0000
+++ ./src/kn.c	2017-07-06 22:56:28.547903872 +0000
@@ -4,6 +4,7 @@
 #include "k.h"
 #include "km.h"
 #include "kn.h"
+#include "c.h"
 
 #if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__ANDROID__)
 #include <sys/socket.h>