diff --git a/lib/libwebsockets.h b/lib/libwebsockets.h
index 7db50aa5..872cd476 100644
--- a/lib/libwebsockets.h
+++ b/lib/libwebsockets.h
@@ -140,6 +140,11 @@ struct sockaddr_in;
 #else /* NOT WIN32 */
 #include <unistd.h>
 
+#if defined(__NetBSD__)
+#include <sys/cdefs.h>
+#include <netinet/in.h>
+#endif
+
 #define LWS_INLINE inline
 #define LWS_O_RDONLY O_RDONLY
 
diff --git a/test-server/fuzxy.c b/test-server/fuzxy.c
index db3db80e..14873bf5 100644
--- a/test-server/fuzxy.c
+++ b/test-server/fuzxy.c
@@ -62,6 +62,11 @@
 #include <sys/socket.h>
 #endif
 
+#if defined(__NetBSD__)
+#include <sys/cdefs.h>
+#include <netinet/in.h>
+#endif
+
 #define MAX_FUZZ_BUF (1024 * 1024)
 
 enum types {