Semi stubs for GetSystemWow64Directory[AW].

dlls/kernel/kernel32.spec

@@ -497,6 +497,8 @@
 @ stdcall GetSystemTime(ptr)
 @ stdcall GetSystemTimeAdjustment(ptr ptr ptr)
 @ stdcall GetSystemTimeAsFileTime(ptr)
+@ stdcall GetSystemWow64DirectoryA(ptr long)
+@ stdcall GetSystemWow64DirectoryW(ptr long)
 @ stdcall GetTapeParameters(ptr long ptr ptr)
 @ stdcall GetTapePosition(ptr long ptr ptr ptr)
 @ stdcall GetTapeStatus(ptr)

dlls/kernel/path.c

@@ -1429,6 +1429,32 @@ UINT WINAPI GetSystemDirectoryA( LPSTR path, UINT count )
 }
 
 
+/***********************************************************************
+ *           GetSystemWow64DirectoryW   (KERNEL32.@)
+ *
+ * As seen on MSDN
+ * - On Win32 we should returns ERROR_CALL_NOT_IMPLEMENTED
+ * - On Win64 we should returns the SysWow64 (system64) directory
+ */
+UINT GetSystemWow64DirectoryW( LPWSTR lpBuffer, UINT uSize )
+{
+    SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
+    return 0;
+}
+
+
+/***********************************************************************
+ *           GetSystemWow64DirectoryA   (KERNEL32.@)
+ *
+ * See comment for GetWindowsWow64DirectoryW.
+ */
+UINT GetSystemWow64DirectoryA( LPSTR lpBuffer, UINT uSize )
+{
+    SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
+    return 0;
+}
+
+
 /***********************************************************************
  *           wine_get_unix_file_name (KERNEL32.@) Not a Windows API
  *