\fBint slk_wset(int \fP\fIlabnum\fP\fB, const wchar_t *\fP\fIlabel\fP\fB, int \fP\fIfmt\fP\fB);\fR
.sp
\fBchar *slk_label(int \fP\fIlabnum\fP\fB);\fR
\fBint slk_wset(int \fP\fIlabnum\fP\fB, const wchar_t *\fP\fIlabel\fP\fB, int \fP\fIfmt\fP\fB);\fR
.sp
\fBchar *slk_label(int \fP\fIlabnum\fP\fB);\fR