include/ddk: Fix include path and include guard name.

include/ddk/usb.h

@@ -16,10 +16,10 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#ifndef _USB_
-#define _USB_
+#ifndef __DDK_USB_H__
+#define __DDK_USB_H__
 
-#include <usb200.h>
+#include <ddk/usb200.h>
 
 #define URB_FUNCTION_SELECT_CONFIGURATION            0x0000
 #define URB_FUNCTION_SELECT_INTERFACE                0x0001

include/ddk/usb100.h

@@ -16,8 +16,8 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#ifndef _USB100_
-#define _USB100_
+#ifndef __DDK_USB100_H__
+#define __DDK_USB100_H__
 
 #define USB_DEVICE_DESCRIPTOR_TYPE                0x01
 #define USB_CONFIGURATION_DESCRIPTOR_TYPE         0x02

include/ddk/usb200.h

@@ -16,9 +16,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#ifndef _USB200_
-#define _USB200_
+#ifndef __DDK_USB200_H__
+#define __DDK_USB200_H__
 
-#include <usb100.h>
+#include <ddk/usb100.h>
 
 #endif

include/ddk/usbdlib.h

@@ -16,8 +16,8 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#ifndef __USBDLIB_H__
-#define __USBDLIB_H__
+#ifndef __DDK_USBDLIB_H__
+#define __DDK_USBDLIB_H__
 
 typedef struct _USBD_INTERFACE_LIST_ENTRY {
     PUSB_INTERFACE_DESCRIPTOR InterfaceDescriptor;