pmt: revert 7f8090b

jni/parted/libgnulib/lib/iswxdigit.c

@@ -1,33 +0,0 @@
-/* Test wide character for being a hexadecimal digit.
-   Copyright (C) 2020-2024 Free Software Foundation, Inc.
-
-   This file is free software: you can redistribute it and/or modify
-   it under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public License
-   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
-
-#include <config.h>
-
-/* Specification.  */
-#include <wctype.h>
-
-int
-iswxdigit (wint_t wc)
-{
-  return ((wc >= '0' && wc <= '9')
-#if 'A' == 0x41 && 'a' == 0x61
-          /* Optimization, assuming ASCII */
-          || ((wc & ~0x20) >= 'A' && (wc & ~0x20) <= 'F')
-#else
-          || (wc >= 'A' && wc <= 'F') || (wc >= 'a' && wc <= 'f')
-#endif
-         );
-}