-static int option_chars_in_buffer (struct usb_serial_port *port);
-static int option_ioctl (struct usb_serial_port *port, struct file *file,
- unsigned int cmd, unsigned long arg);
-static void option_set_termios (struct usb_serial_port *port,
- struct termios *old);
-static void option_break_ctl (struct usb_serial_port *port, int break_state);
-static int option_tiocmget (struct usb_serial_port *port, struct file *file);
-static int option_tiocmset (struct usb_serial_port *port, struct file *file,
- unsigned int set, unsigned int clear);
-static int option_send_setup (struct usb_serial_port *port);
+static int option_chars_in_buffer(struct usb_serial_port *port);
+static int option_ioctl(struct usb_serial_port *port, struct file *file,
+ unsigned int cmd, unsigned long arg);
+static void option_set_termios(struct usb_serial_port *port,
+ struct termios *old);
+static void option_break_ctl(struct usb_serial_port *port, int break_state);
+static int option_tiocmget(struct usb_serial_port *port, struct file *file);
+static int option_tiocmset(struct usb_serial_port *port, struct file *file,
+ unsigned int set, unsigned int clear);
+static int option_send_setup(struct usb_serial_port *port);