libncurses: Import https://ftp.gnu.org/pub/gnu/ncurses/ncurses-6.5.tar.gz changes

Change-Id: I3433d30ca01359fd2e3623ede96b531f0b39cbfa
Signed-off-by: micky387 <mickaelsaibi@free.fr>
diff --git a/progs/clear.sh b/progs/clear.sh
index f26112b..1d899f1 100755
--- a/progs/clear.sh
+++ b/progs/clear.sh
@@ -1,6 +1,7 @@
 #!/bin/sh
 ##############################################################################
-# Copyright (c) 1998,2006 Free Software Foundation, Inc.                     #
+# Copyright 2020 Thomas E. Dickey                                            #
+# Copyright 1998,2006 Free Software Foundation, Inc.                         #
 #                                                                            #
 # Permission is hereby granted, free of charge, to any person obtaining a    #
 # copy of this software and associated documentation files (the "Software"), #