pmt: revert 7f8090b

include/libgnulib/cygpath.h

@@ -1,37 +0,0 @@
-/* Convert file names between Cygwin syntax and Windows syntax.
-   Copyright (C) 2024 Free Software Foundation, Inc.
-
-   This file is free software: you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published
-   by the Free Software Foundation, either version 3 of the License,
-   or (at your option) any later version.
-
-   This file is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
-
-/* Written by Bruno Haible <bruno@clisp.org>, 2024.  */
-
-#ifndef _CYGPATH_H
-#define _CYGPATH_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* On Cygwin, this function converts a file name from Cygwin syntax to
-   native Windows syntax, like 'cygpath -w' does.
-   Returns a freshly allocated file name.
-   On the other platforms, it returns a freshly allocated copy of the
-   argument file name.  */
-extern char *cygpath_w (const char *filename);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _CYGPATH_H */