.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: curs_refresh.3x,v 1.44 2024/03/16 15:49:39 tom Exp $
-.TH curs_refresh 3X 2024-03-16 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_refresh.3x,v 1.48 2024/05/25 20:10:58 tom Exp $
+.TH curs_refresh 3X 2024-05-25 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
.ie \n(.g \{\
.ds `` \(lq
.ds '' \(rq
.RS 3
.TP 5
\fBwnoutrefresh\fP
-returns an error
+returns
+.B ERR
if the window pointer is null, or
if the window is really a pad.
.TP 5
\fBwredrawln\fP
-returns an error
-if the associated call to \fBtouchln\fP returns an error.
+return
+.B ERR
+if the associated call to \fBtouchln\fP returns
+.BR ERR "."
.RE
.SH NOTES
Note that \fBrefresh\fP and \fBredrawwin\fP may be macros.
.SH PORTABILITY
-The XSI Curses standard, Issue 4 describes these functions.
+X/Open Curses, Issue 4 describes these functions.
.PP
Whether \fBwnoutrefresh\fP copies to the virtual screen the entire contents
of a window or just its changed portions has never been well-documented in