and that no destination length limit exists.
.PP
In both of the above cases, if \fIps\fP is a NULL pointer, a static anonymous
-state only known to the mbsnrtowcs function is used instead.
+state known only to the
+.BR mbsnrtowcs ()
+function is used instead.
.PP
The programmer must ensure that there is room for at least \fIlen\fP wide
characters at \fIdest\fP.