.\"***************************************************************************
-.\" Copyright 2018-2019,2020 Thomas E. Dickey *
+.\" Copyright 2018-2020,2021 Thomas E. Dickey *
.\" Copyright 1998-2016,2017 Free Software Foundation, Inc. *
.\" *
.\" Permission is hereby granted, free of charge, to any person obtaining a *
.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: terminfo.tail,v 1.100 2020/12/19 21:51:22 tom Exp $
+.\" $Id: terminfo.tail,v 1.101 2021/06/17 21:30:22 tom Exp $
.ps +1
.SS User-Defined Capabilities
.
compiled terminfo files with other implementations,
e.g., the SVr4 systems, which document this.
Compiled terminfo files use null-terminated strings, with no lengths.
-Modifying this would require a new binary format,
+Modifying this would require a new binary format,
which would not work with other implementations.
.PP
Finally, characters may be given as three octal digits after a \fB\e\fR.
.BR iprog ,
etc., in the same order as the
.I init
-program, using
+program, using
.BR rs1 ,
etc., instead of
.BR is1 ,
.SH EXTENSIONS
.PP
Searching for terminal descriptions in
-\fB$HOME/.terminfo\fR and TERMINFO_DIRS
+\fB$HOME/.terminfo\fR and TERMINFO_DIRS
is not supported by older implementations.
.PP
Some SVr4 \fBcurses\fR implementations, and all previous to SVr4, do not