* fixed NMHDR for win64

git-svn-id: trunk@7204 -

rtl/win/wininc/struct.inc

@@ -3273,7 +3273,7 @@
 
      NMHDR = record
           hwndFrom : HWND;
-          idFrom : UINT;
+          idFrom : UINT_PTR;
           code : UINT;
        end;
      tagNMHDR = NMHDR;