$NetBSD: patch-lib_include_libv4l1-videodev.h,v 1.1 2020/09/02 09:54:33 ryoon Exp $

--- lib/include/libv4l1-videodev.h.orig	2017-01-22 17:33:34.000000000 +0000
+++ lib/include/libv4l1-videodev.h
@@ -6,7 +6,7 @@
 #include <linux/ioctl.h>
 #endif
 
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__)
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) || defined(__NetBSD__)
 #include <sys/ioctl.h>
 #endif