Different strings may be parsed concurrently using sequences of calls to
.BR strtok_r ()
that specify different \fIsaveptr\fP arguments.
-.SH "RETURN VALUE"
+.SH RETURN VALUE
The
.BR strtok ()
and
.BR strtok_r ()
functions return a pointer to
the next token, or NULL if there are no more tokens.
-.SH "CONFORMING TO"
+.SH CONFORMING TO
.TP
.BR strtok ()
SVr4, POSIX.1-2001, 4.3BSD, C89, C99.
.BR strtok ()
can be found in
.BR getaddrinfo_a (3).
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR index (3),
.BR memchr (3),
.BR rindex (3),