$OpenBSD: patch-sys_v4l2_gstv4l2bufferpool_c,v 1.2 2013/11/21 17:00:17 ajacoutot Exp $
--- sys/v4l2/gstv4l2bufferpool.c.orig	Thu Oct 10 12:32:31 2013
+++ sys/v4l2/gstv4l2bufferpool.c	Thu Nov 21 17:31:39 2013
@@ -33,6 +33,10 @@
 #include <fcntl.h>
 #endif
 
+#ifdef __OpenBSD__
+#include <sys/types.h>
+#endif
+
 #include <sys/mman.h>
 #include <string.h>
 #include <unistd.h>
