[PATCH 127/177] man/curs_overlay.3x: Resurrect dropped material.

[G. Branden Robinson]

Relocate X/Open Curses's return value (lack of) prescriptions from
"RETURN VALUE" section to "PORTABILITY".
---
 man/curs_overlay.3x | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/man/curs_overlay.3x b/man/curs_overlay.3x
index 1d7e18e05..9d1af6ae0 100644
--- a/man/curs_overlay.3x
+++ b/man/curs_overlay.3x
@@ -100,8 +100,11 @@ .SH NOTES
 .B \%overwrite
 may be implemented as macros.
 .SH PORTABILITY
-These functions are described in X/Open Curses Issue\ 4,
-which adds \fI\%const\fP qualifiers to the arguments.
+X/Open Curses Issue\ 4 describes these functions.
+It specifies no error conditions for them.
+It adds
+.I \%const
+qualifiers to the arguments. \" TODO: migrate to HISTORY section
 It further specifies their behavior in the presence of characters
 with multibyte renditions (not yet supported in this implementation).
 .SH SEE ALSO
-- 
2.30.2

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