+extern int filename_from_ansi (const char *, char *);
+extern int filename_to_ansi (const char *, char *);
+extern int filename_from_utf16 (const wchar_t *, char *);
+extern int filename_to_utf16 (const char *, wchar_t *);
+extern Lisp_Object ansi_encode_filename (Lisp_Object);
+extern int w32_copy_file (const char *, const char *, int, int, int);
+