include: Fix definition of DRIVER_EXTENSION.

[Sebastian Lackner]

From: Aric Stewart <aric at codeweavers.com>

Signed-off-by: Aric Stewart <aric at codeweavers.com>
Signed-off-by: Sebastian Lackner <sebastian at fds-team.de>
---

Splitted out of patch 2. This can already be applied independently.

 include/ddk/wdm.h |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/ddk/wdm.h b/include/ddk/wdm.h
index 0024968..918797e 100644
--- a/include/ddk/wdm.h
+++ b/include/ddk/wdm.h
@@ -48,6 +48,7 @@ typedef NTSTATUS (WINAPI *PDRIVER_INITIALIZE)(struct _DRIVER_OBJECT *, PUNICODE_
 typedef NTSTATUS (WINAPI *PDRIVER_DISPATCH)(struct _DEVICE_OBJECT *, struct _IRP *);
 typedef void (WINAPI *PDRIVER_STARTIO)(struct _DEVICE_OBJECT *, struct _IRP *);
 typedef void (WINAPI *PDRIVER_UNLOAD)(struct _DRIVER_OBJECT *);
+typedef NTSTATUS (WINAPI *PDRIVER_ADD_DEVICE)(struct _DRIVER_OBJECT *, struct _DEVICE_OBJECT *);
 
 typedef struct _DISPATCHER_HEADER {
   UCHAR  Type;
@@ -336,7 +337,7 @@ typedef struct _DEVICE_RELATIONS *PDEVICE_RELATIONS;
 
 typedef struct _DRIVER_EXTENSION {
   struct _DRIVER_OBJECT  *DriverObject;
-  PVOID  AddDevice;
+  PDRIVER_ADD_DEVICE AddDevice;
   ULONG  Count;
   UNICODE_STRING  ServiceKeyName;
 } DRIVER_EXTENSION, *PDRIVER_EXTENSION;
-- 
2.9.0