.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: curs_util.3x,v 1.101 2024/04/20 21:20:07 tom Exp $
-.TH curs_util 3X 2024-04-20 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_util.3x,v 1.102 2024/05/11 20:39:53 tom Exp $
+.TH curs_util 3X 2024-05-11 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
.ie \n(.g \{\
.ds `` \(lq
.ds '' \(rq
.PP
\fBvoid filter(void);
.PP
-\fBvoid use_env(bool \fIf\fP);
+\fBvoid use_env(bool \fIbf\fP);
.PP
\fBint putwin(WINDOW *\fIwin\fP, FILE *\fIfilep\fP);
\fBWINDOW *getwin(FILE *\fIfilep\fP);
.PP
\fI/* extensions */
\fBvoid nofilter(void);
-\fBvoid use_tioctl(bool \fIf\fP);
+\fBvoid use_tioctl(bool \fIbf\fP);
.fi
.SH DESCRIPTION
.SS unctrl
use_env use_tioctl Summary
_
TRUE FALSE T{
-This is the default behavior.
\fI\%ncurses\fP uses operating system calls
unless overridden by \fILINES\fP or \fI\%COLUMNS\fP environment
variables;