pmt: revert 7f8090b

include/libgnulib/memcasecmp.h

@@ -1,37 +0,0 @@
-/* Case-insensitive buffer comparator.
-
-   Copyright (C) 1996, 1998, 2003, 2009-2024 Free Software Foundation, Inc.
-
-   This program 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 program 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 Jim Meyering.  */
-
-/* This file uses _GL_ATTRIBUTE_PURE.  */
-#if !_GL_CONFIG_H_INCLUDED
- #error "Please include config.h first."
-#endif
-
-#include <stddef.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-
-int memcasecmp (const void *vs1, const void *vs2, size_t n) _GL_ATTRIBUTE_PURE;
-
-
-#ifdef __cplusplus
-}
-#endif