/usr/include/bsd/wchar.h is in libbsd-dev 0.8.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | /*
* Copyright © 2012-2013 Guillem Jover <guillem@hadrons.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if defined(__need_wchar_t) || defined(__need_wint_t) || \
defined(__need_mbstate_t)
#define LIBBSD_WCHAR_H_SKIP
#endif
#ifdef LIBBSD_OVERLAY
#include_next <wchar.h>
#else
#include <wchar.h>
#endif
#ifndef LIBBSD_WCHAR_H_SKIP
#ifndef LIBBSD_WCHAR_H
#define LIBBSD_WCHAR_H
#include <stddef.h>
#include <sys/cdefs.h>
#include <sys/types.h>
__BEGIN_DECLS
wchar_t *fgetwln(FILE *stream, size_t *len);
size_t wcslcat(wchar_t *dst, const wchar_t *src, size_t size);
size_t wcslcpy(wchar_t *dst, const wchar_t *src, size_t size);
__END_DECLS
#endif
#endif
#undef LIBBSD_WCHAR_H_SKIP
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