$OpenBSD: patch-src_camera_v4l2_c,v 1.2 2018/04/01 09:27:43 landry Exp $
Index: src/camera_v4l2.c
--- src/camera_v4l2.c.orig
+++ src/camera_v4l2.c
@@ -154,7 +154,11 @@ PyObject* v4l2_read_raw (PyCameraObject* self)
  * and the HighGUI library in OpenCV.
  */
 
+#ifdef __OpenBSD__
+int v4l2_xioctl (int fd, unsigned long request, void *arg)
+#else
 int v4l2_xioctl (int fd, int request, void *arg)
+#endif
 {
     int r;
 
