--- /dev/null
+/* ioctl.h
+ * Header file for the Linux CAN-bus driver.
+ * Written by Arnaud Westenberg email:arnaud@wanadoo.nl
+ * This software is released under the GPL-License.
+ * Version 0.7 6 Aug 2001
+ */
+
+int can_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg);