[PATCH 41/51] man/curs_in_wch.3x: Add "HISTORY" section.

[G. Branden Robinson]

---
 man/curs_in_wch.3x | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/man/curs_in_wch.3x b/man/curs_in_wch.3x
index dbc8750d3..7c80b2a62 100644
--- a/man/curs_in_wch.3x
+++ b/man/curs_in_wch.3x
@@ -104,6 +104,24 @@ .SH PORTABILITY
 X/Open Curses,
 Issue 4 describes these functions.
 It specifies no error conditions for them.
+.SH HISTORY
+These functions were initially specified by X/Open Curses,
+Issue 4.
+The System\ V Interface Definition,
+Version 4 (1995),
+specified a function named
+.I \%winwch
+(and the usual variants).
+.\" SVID 4, vol 3., p. 514
+This was a later addition to
+.RI SVr4. x ,
+not appearing in the first SVr4 (1989).
+It differed from X/Open's later
+.I \%win_wch
+in that it returned a value of type
+.I \%chtype
+instead of
+.IR \%cchar_t "."
 .SH SEE ALSO
 \fB\%curs_inch\fP(3X) describes comparable functions of the
 .I \%ncurses
-- 
2.30.2

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