.\"***************************************************************************
-.\" Copyright 2018-2021,2022 Thomas E. Dickey *
+.\" Copyright 2018-2022,2023 Thomas E. Dickey *
.\" Copyright 1998-2015,2017 Free Software Foundation, Inc. *
.\" *
.\" Permission is hereby granted, free of charge, to any person obtaining a *
.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: curs_touch.3x,v 1.27 2022/02/12 20:05:11 tom Exp $
-.TH curs_touch 3X 2022-02-12 "ncurses 6.4" "Library calls"
+.\" $Id: curs_touch.3x,v 1.30 2023/07/01 15:46:10 tom Exp $
+.TH curs_touch 3X 2023-07-01 "ncurses 6.4" "Library calls"
.na
.hy 0
.SH NAME
\fBbool is_linetouched(WINDOW *\fIwin\fB, int \fIline\fB);\fR
.br
\fBbool is_wintouched(WINDOW *\fIwin\fB);\fR
-.br
.SH DESCRIPTION
The \fBtouchwin\fP and \fBtouchline\fP routines throw away all
optimization information about which parts of the window have been
if the line number is outside the window.
.RE
.SH PORTABILITY
-.PP
These functions were introduced by SVr4.
The Solaris curses header file,
for instance, defines both an actual function and macro for each.