.\" 2006-05-19, Justin Pryzby <pryzbyj@justinpryzby.com>
.\" Document strchrnul(3).
.\"
-.TH STRCHR 3 2012-04-24 "GNU" "Linux Programmer's Manual"
+.TH STRCHR 3 2014-01-20 "GNU" "Linux Programmer's Manual"
.SH NAME
strchr, strrchr, strchrnul \- locate character in string
.SH SYNOPSIS
function returns a pointer to
the matched character,
or a pointer to the null
-byte at the end of \fIs\fP (i.e., \fIs+strlen(s)\fP)
+byte at the end of
+.I s
+(i.e.,
+.IR "s+strlen(s)" )
if the character is not found.
.SH VERSIONS
.BR strchrnul ()
first appeared in glibc in version 2.1.1.
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR strchr (),
+.BR strrchr (),
+and
+.BR strchrnul ()
+functions are thread-safe.
.SH CONFORMING TO
.BR strchr ()
and
.BR strtok (3),
.BR wcschr (3),
.BR wcsrchr (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/.