diff --git a/if1632/thunk.c b/if1632/thunk.c
index f598752688f..4636d9a4aa4 100644
--- a/if1632/thunk.c
+++ b/if1632/thunk.c
@@ -160,15 +160,12 @@ void THUNK_InitCallout(void)
         GETADDR( GetMessageA );
         GETADDR( SendMessageA );
         GETADDR( PostMessageA );
-        GETADDR( PostThreadMessageA );
         GETADDR( TranslateMessage );
         GETADDR( DispatchMessageA );
         GETADDR( RedrawWindow );
         GETADDR( WaitForInputIdle );
         GETADDR( MsgWaitForMultipleObjects );
         GETADDR( WindowFromDC );
-        GETADDR( GetForegroundWindow );
-        GETADDR( IsChild );
         GETADDR( MessageBoxA );
         GETADDR( MessageBoxW );
 #undef GETADDR
diff --git a/include/callback.h b/include/callback.h
index 9a17854e280..9ba70165da3 100644
--- a/include/callback.h
+++ b/include/callback.h
@@ -32,7 +32,6 @@ typedef struct
     LRESULT WINAPI  (*SendMessageA)( HWND, UINT, WPARAM, LPARAM );
     BOOL WINAPI     (*PostMessageA)( HWND, UINT, WPARAM, LPARAM );
     BOOL16 WINAPI   (*PostAppMessage16)( HTASK16, UINT16, WPARAM16, LPARAM );
-    BOOL WINAPI     (*PostThreadMessageA)( DWORD, UINT, WPARAM, LPARAM );
     BOOL WINAPI     (*TranslateMessage)( const MSG *msg );
     LONG WINAPI     (*DispatchMessageA)( const MSG* msg );
     BOOL WINAPI     (*RedrawWindow)( HWND, const RECT *, HRGN, UINT );
@@ -44,8 +43,6 @@ typedef struct
     DWORD WINAPI    (*WaitForInputIdle)( HANDLE, DWORD );
     DWORD WINAPI    (*MsgWaitForMultipleObjects)( DWORD, HANDLE *, BOOL, DWORD, DWORD );
     HWND WINAPI     (*WindowFromDC)( HDC );
-    HWND WINAPI     (*GetForegroundWindow)(void);
-    BOOL WINAPI     (*IsChild)( HWND parent, HWND );
     INT WINAPI      (*MessageBoxA)( HWND, LPCSTR, LPCSTR, UINT );
     INT WINAPI      (*MessageBoxW)( HWND, LPCWSTR, LPCWSTR, UINT );
 }  CALLOUT_TABLE;
diff --git a/windows/x11drv/event.c b/windows/x11drv/event.c
index bfd9cffad61..caec8a947c3 100644
--- a/windows/x11drv/event.c
+++ b/windows/x11drv/event.c
@@ -22,7 +22,8 @@
 
 #include <assert.h>
 #include <string.h>
-#include "callback.h"
+#include "wine/winuser16.h"
+
 #include "clipboard.h"
 #include "dce.h"
 #include "debugtools.h"
@@ -643,9 +644,8 @@ static void EVENT_Expose( HWND hWnd, XExposeEvent *event )
   rect.bottom = rect.top + event->height;
 
   WIN_ReleaseWndPtr(pWnd);
- 
-  Callout.RedrawWindow( hWnd, &rect, 0,
-          RDW_INVALIDATE | RDW_FRAME | RDW_ALLCHILDREN | RDW_ERASE );
+
+  RedrawWindow( hWnd, &rect, 0, RDW_INVALIDATE | RDW_FRAME | RDW_ALLCHILDREN | RDW_ERASE );
 
   /* FIXME: We should use SendNotifyMessage here, but this function is not
      implemented correctly, so for now we used SendMessage */
@@ -678,9 +678,8 @@ static void EVENT_GraphicsExpose( HWND hWnd, XGraphicsExposeEvent *event )
   rect.bottom = rect.top + event->height;
 
   WIN_ReleaseWndPtr(pWnd);
- 
-  Callout.RedrawWindow( hWnd, &rect, 0,
-          RDW_INVALIDATE | RDW_ALLCHILDREN | RDW_ERASE );
+
+  RedrawWindow( hWnd, &rect, 0, RDW_INVALIDATE | RDW_ALLCHILDREN | RDW_ERASE );
 
   /* FIXME: We should use SendNotifyMessage here, but this function is not
      implemented correctly, so for now we used SendMessage */