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-'\" t
-.\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
-.\"
-.\" SPDX-License-Identifier: GPL-2.0-or-later
-.\"
-.\" References consulted:
-.\" GNU glibc-2 source code and manual
-.\" Dinkumware C library reference http://www.dinkumware.com/
-.\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
-.\" ISO/IEC 9899:1999
-.\"
-.TH wcsstr 3 2023-10-31 "Linux man-pages 6.7"
-.SH NAME
-wcsstr \- locate a substring in a wide-character string
-.SH LIBRARY
-Standard C library
-.RI ( libc ", " \-lc )
-.SH SYNOPSIS
-.nf
-.B #include <wchar.h>
-.P
-.BI "wchar_t *wcsstr(const wchar_t *" haystack ", const wchar_t *" needle );
-.fi
-.SH DESCRIPTION
-The
-.BR wcsstr ()
-function is the wide-character equivalent of the
-.BR strstr (3)
-function.
-It searches for the first occurrence of the wide-character string
-.I needle
-(without its terminating null wide character (L\[aq]\e0\[aq]))
-as a substring in the wide-character string
-.IR haystack .
-.SH RETURN VALUE
-The
-.BR wcsstr ()
-function returns a pointer to the first occurrence of
-.I needle
-in
-.IR haystack .
-It returns NULL if
-.I needle
-does not occur
-as a substring in
-.IR haystack .
-.P
-Note the special case:
-If
-.I needle
-is the empty wide-character string,
-the return value is always
-.I haystack
-itself.
-.SH ATTRIBUTES
-For an explanation of the terms used in this section, see
-.BR attributes (7).
-.TS
-allbox;
-lbx lb lb
-l l l.
-Interface Attribute Value
-T{
-.na
-.nh
-.BR wcsstr ()
-T} Thread safety MT-Safe
-.TE
-.SH STANDARDS
-C11, POSIX.1-2008.
-.SH HISTORY
-POSIX.1-2001, C99.
-.SH SEE ALSO
-.BR strstr (3),
-.BR wcschr (3)