.\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
.\" ISO/IEC 9899:1999
.\"
-.TH WCSLEN 3 2011-09-28 "GNU" "Linux Programmer's Manual"
+.TH WCSLEN 3 2013-11-21 "GNU" "Linux Programmer's Manual"
.SH NAME
wcslen \- determine the length of a wide-character string
.SH SYNOPSIS
.BR strlen (3)
function.
It determines the length of the wide-character string pointed to
-by \fIs\fP, excluding the terminating null wide character (L\(aq\\0\(aq).
+by
+.IR s ,
+excluding the terminating null wide character (L\(aq\\0\(aq).
.SH RETURN VALUE
The
.BR wcslen ()
function returns the
-number of wide characters in \fIs\fP.
+number of wide characters in
+.IR s .
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR wcslen ()
+function is thread-safe.
.SH CONFORMING TO
C99.
.SH SEE ALSO
.BR strlen (3)
+.SH COLOPHON
+This page is part of release 3.79 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/.