$NetBSD$
Missing NetBSD detection, opened upstream pull request
--- lib/net_mosq.c.orig	2016-06-02 21:20:22.000000000 +0000
+++ lib/net_mosq.c	2016-08-28 15:15:43.540861477 +0000
@@ -34,7 +34,7 @@
 #include <sys/endian.h>
 #endif
 
-#ifdef __FreeBSD__
+#if defined(__FreeBSD__) || defined(__NetBSD__)
 #  include <netinet/in.h>
 #endif
 
