.\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
.\"
+.\" %%%LICENSE_START(GPLv2+_DOC_ONEPARA)
.\" This is free documentation; 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 2 of
.\" the License, or (at your option) any later version.
+.\" %%%LICENSE_END
.\"
.\" 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
.\"
-.TH WCSDUP 3 2010-09-15 "GNU" "Linux Programmer's Manual"
+.TH WCSDUP 3 2013-04-19 "GNU" "Linux Programmer's Manual"
.SH NAME
wcsdup \- duplicate a wide-character string
.SH SYNOPSIS
.BR strdup (3)
function.
It allocates and returns a new wide-character string whose initial
-contents is a duplicate of the wide-character string pointed to by \fIs\fP.
+contents is a duplicate of the wide-character string pointed to by
+.IR s .
.PP
Memory for the new wide-character string is
obtained with
.BR malloc (3),
and should be freed with
.BR free (3).
-.SH "RETURN VALUE"
-The
+.SH RETURN VALUE
+On success,
.BR wcsdup ()
-function returns a pointer
-to the new wide-character string,
-or NULL if sufficient memory was not available.
+returns a pointer to the new wide-character string.
+On error, it returns \-1, with
+.I errno
+set to indicate the cause of the error.
.SH ERRORS
.TP
.B ENOMEM
Insufficient memory available to allocate duplicate string.
-.SH "CONFORMING TO"
+.SH CONFORMING TO
POSIX.1-2008.
This function is not specified in POSIX.1-2001,
and is not widely available on other systems.
.\" present in libc5 and glibc 2.0 and later
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR strdup (3),
.BR wcscpy (3)
+.SH COLOPHON
+This page is part of release 3.68 of the Linux
+.I man-pages
+project.
+A description of the project,
+information about reporting bugs,
+and the latest version of this page,
+can be found at
+\%http://www.kernel.org/doc/man\-pages/.