Update to ncurses-6.0

Change-Id: I98ab2ea8a5e13cca9f8b7cf6277b9b14a4da4299
diff --git a/man/panel.3x b/man/panel.3x
index 719a9e6..cc36d22 100644
--- a/man/panel.3x
+++ b/man/panel.3x
@@ -1,5 +1,5 @@
 .\"***************************************************************************
-.\" Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+.\" Copyright (c) 1998-2020,2015 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            *
@@ -26,16 +26,16 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: panel.3x,v 1.14 2007/05/12 20:45:20 tom Exp $
+.\" $Id: panel.3x,v 1.18 2015/04/11 10:23:49 tom Exp $
 .TH panel 3X ""
 .ds n 5
 .ds d @TERMINFO@
 .SH NAME
-panel - panel stack extension for curses
+panel \- panel stack extension for curses
 .SH SYNOPSIS
 \fB#include <panel.h>\fR
 .P
-\fBcc [flags] sourcefiles -lpanel -lncurses\fR
+\fBcc [flags] sourcefiles \-lpanel \-lncurses\fR
 .P
 \fBPANEL *new_panel(WINDOW *win)\fR
 .br
@@ -93,8 +93,10 @@
 .B update_panels()
 refreshes the virtual screen to reflect the relations between the
 panels in the stack, but does not call doupdate() to refresh the
-physical screen.  Use this function and not wrefresh or wnoutrefresh.
-update_panels() may be called more than once before a call to
+physical screen.
+Use this function and not \fBwrefresh\fP or \fBwnoutrefresh\fP.
+.B update_panels
+may be called more than once before a call to
 doupdate(), but doupdate() is the function responsible for updating
 the physical screen.
 .TP
@@ -107,8 +109,8 @@
 view. The \fBPANEL\fR structure is not lost, merely removed from the stack.
 .TP
 .B panel_hidden(pan)
-returns TRUE if the panel is in the panel stack,
-FALSE if it is not.
+returns \fBTRUE\fP if the panel is in the panel stack,
+\fBFALSE\fP if it is not.
 If the panel is a null pointer, return ERR.
 .TP
 .B show_panel(pan)
@@ -170,7 +172,7 @@
 function to ensure compatibility with native panel libraries.
 .SH NOTE
 In your library list, libpanel.a should be before libncurses.a; that is,
-you want to say `-lpanel -lncurses', not the other way around (which would
+you want to say `\-lpanel \-lncurses', not the other way around (which would
 usually give a link-error).
 .SH FILES
 .P
@@ -180,7 +182,8 @@
 libpanel.a
 the panels library itself
 .SH SEE ALSO
-\fBcurses\fR(3X)
+\fBcurses\fR(3X),
+\fBcurs_variables\fR(3X),
 .PP
 This describes \fBncurses\fR
 version @NCURSES_MAJOR@.@NCURSES_MINOR@ (patch @NCURSES_PATCH@).