[PATCH 121/177] man/curs_opaque.3x: Revise.

[G. Branden Robinson]

Content:
* Add "EXTENSIONS" section.
* Advise "NCURSES_VERSION" usage in "PORTABILITY" section when
  exercising ncurses extensions.
* Document a recent NetBSD curses development, and a novelty therein.
---
 man/curs_opaque.3x | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/man/curs_opaque.3x b/man/curs_opaque.3x
index 8454d20c8..0eed307b7 100644
--- a/man/curs_opaque.3x
+++ b/man/curs_opaque.3x
@@ -150,11 +150,24 @@ .SH RETURN VALUE
 .SH NOTES
 \fI\%ncurses\fP provides both a C function and a preprocessor macro for
 each function documented in this page.
+.SH EXTENSIONS
+These functions originated with
+.IR \%ncurses "."
 .SH PORTABILITY
-These routines are specific to \fI\%ncurses\fP.
-They were not supported on Version 7, BSD or System V implementations.
-It is recommended that any code depending on \fI\%ncurses\fP extensions
-be conditioned using \fB\%NCURSES_VERSION\fP.
+Applications employing
+.I \%ncurses
+extensions should condition their use on the visibility of the
+.B \%NCURSES_VERSION
+preprocessor macro.
+.PP
+NetBSD
+.I curses
+since 10.1 (2024) supports
+.IR \%wgetscr_reg "."
+It also implements
+.IR \%getscr_reg ","
+operating on
+.IR \%stdscr "."
 .SH SEE ALSO
 \fB\%curses\fP(3X),
 \fB\%curs_inopts\fP(3X),
-- 
2.30.2

signature.asc
Description: PGP signature