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Update ncurses and associated libraries (form, panel, menu) to
6.4-20230826 (from 5.7-20081102).

Based on result from Thomas Dickey's ncu2openbsd script and then
modified. Switches to the upstream tput. Major bump for the ncurses
libraries and for libedit and libreadline.

Help from tb, millert.

ok deraadt sthen

/*	$OpenBSD: frm_page.c,v 1.7 2023/10/17 09:52:10 nicm Exp $	*/
/****************************************************************************
 * Copyright 2020,2021 Thomas E. Dickey                                     *
 * Copyright 1998-2010,2012 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"), to deal in the Software without restriction, including      *
 * without limitation the rights to use, copy, modify, merge, publish,      *
 * distribute, distribute with modifications, sublicense, and/or sell       *
 * copies of the Software, and to permit persons to whom the Software is    *
 * furnished to do so, subject to the following conditions:                 *
 *                                                                          *
 * The above copyright notice and this permission notice shall be included  *
 * in all copies or substantial portions of the Software.                   *
 *                                                                          *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
 *                                                                          *
 * Except as contained in this notice, the name(s) of the above copyright   *
 * holders shall not be used in advertising or otherwise to promote the     *
 * sale, use or other dealings in this Software without prior written       *
 * authorization.                                                           *
 ****************************************************************************/

/****************************************************************************
 *   Author:  Juergen Pfeifer, 1995,1997                                    *
 ****************************************************************************/

#include "form.priv.h"

MODULE_ID("$Id: frm_page.c,v 1.7 2023/10/17 09:52:10 nicm Exp $")

/*---------------------------------------------------------------------------
|   Facility      :  libnform
|   Function      :  int set_form_page(FORM * form,int  page)
|
|   Description   :  Set the page number of the form.
|
|   Return Values :  E_OK              - success
|                    E_BAD_ARGUMENT    - invalid form pointer or page number
|                    E_BAD_STATE       - called from a hook routine
|                    E_INVALID_FIELD   - current field can't be left
|                    E_SYSTEM_ERROR    - system error
+--------------------------------------------------------------------------*/
FORM_EXPORT(int)
set_form_page(FORM *form, int page)
{
  int err = E_OK;

  T((T_CALLED("set_form_page(%p,%d)"), (void *)form, page));

  if (!form || (page < 0) || (page >= form->maxpage))
    RETURN(E_BAD_ARGUMENT);

  if (!(form->status & _POSTED))
    {
      form->curpage = (short)page;
      form->current = _nc_First_Active_Field(form);
    }
  else
    {
      if (form->status & _IN_DRIVER)
	err = E_BAD_STATE;
      else
	{
	  if (form->curpage != page)
	    {
	      if (!_nc_Internal_Validation(form))
		err = E_INVALID_FIELD;
	      else
		{
		  Call_Hook(form, fieldterm);
		  Call_Hook(form, formterm);
		  err = _nc_Set_Form_Page(form, page, (FIELD *)0);
		  Call_Hook(form, forminit);
		  Call_Hook(form, fieldinit);
		  _nc_Refresh_Current_Field(form);
		}
	    }
	}
    }
  RETURN(err);
}

/*---------------------------------------------------------------------------
|   Facility      :  libnform
|   Function      :  int form_page(const FORM * form)
|
|   Description   :  Return the current page of the form.
|
|   Return Values :  >= 0  : current page number
|                    -1    : invalid form pointer
+--------------------------------------------------------------------------*/
FORM_EXPORT(int)
form_page(const FORM *form)
{
  T((T_CALLED("form_page(%p)"), (const void *)form));

  returnCode(Normalize_Form(form)->curpage);
}

/* frm_page.c ends here */