diff --git a/ncurses/llib-ltinfo b/ncurses/llib-ltinfo
index fd3036b..5cfa111 100644
--- a/ncurses/llib-ltinfo
+++ b/ncurses/llib-ltinfo
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 2012-2013,2015 Free Software Foundation, Inc.              *
+ * Copyright 2019-2022,2023 Thomas E. Dickey                                *
+ * Copyright 2012-2016,2017 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            *
@@ -34,8 +35,6 @@
 /* ./tinfo/access.c */
 
 #include <curses.priv.h>
-#include <ctype.h>
-#include <tic.h>
 
 #undef _nc_rootname
 char	*_nc_rootname(
@@ -59,7 +58,7 @@
 
 #undef _nc_access
 int	_nc_access(
-		const char *path, 
+		const char *path,
 		int	mode)
 		{ return(*(int *)0); }
 
@@ -77,12 +76,25 @@
 int	_nc_env_access(void)
 		{ return(*(int *)0); }
 
+#undef _nc_safe_fopen
+FILE	*_nc_safe_fopen(
+		const char *path,
+		const char *mode)
+		{ return(*(FILE **)0); }
+
+#undef _nc_safe_open3
+int	_nc_safe_open3(
+		const char *path,
+		int	flags,
+		mode_t	mode)
+		{ return(*(int *)0); }
+
 /* ./tinfo/add_tries.c */
 
 #undef _nc_add_to_try
 int	_nc_add_to_try(
-		TRIES	**tree, 
-		const char *str, 
+		TRIES	**tree,
+		const char *str,
 		unsigned code)
 		{ return(*(int *)0); }
 
@@ -90,13 +102,13 @@
 
 #undef _nc_align_termtype
 void	_nc_align_termtype(
-		TERMTYPE *to, 
+		TERMTYPE *to,
 		TERMTYPE *from)
 		{ /* void */ }
 
 #undef _nc_copy_termtype
 void	_nc_copy_termtype(
-		TERMTYPE *dst, 
+		TERMTYPE *dst,
 		const TERMTYPE *src)
 		{ /* void */ }
 
@@ -111,8 +123,6 @@
 
 /* ./comp_captab.c */
 
-#include <hashsize.h>
-
 #undef _nc_get_table
 const struct name_table_entry *_nc_get_table(
 		NCURSES_BOOL termcap)
@@ -163,19 +173,19 @@
 
 #undef _nc_warning
 void	_nc_warning(
-		const char *const fmt, 
+		const char *const fmt,
 		...)
 		{ /* void */ }
 
 #undef _nc_err_abort
 void	_nc_err_abort(
-		const char *const fmt, 
+		const char *const fmt,
 		...)
 		{ /* void */ }
 
 #undef _nc_syserr_abort
 void	_nc_syserr_abort(
-		const char *const fmt, 
+		const char *const fmt,
 		...)
 		{ /* void */ }
 
@@ -183,20 +193,33 @@
 
 #undef _nc_find_entry
 struct name_table_entry const *_nc_find_entry(
-		const char *string, 
+		const char *string,
 		const HashValue *hash_table)
 		{ return(*(struct name_table_entry const **)0); }
 
 #undef _nc_find_type_entry
 struct name_table_entry const *_nc_find_type_entry(
-		const char *string, 
-		int	type, 
+		const char *string,
+		int	type,
 		NCURSES_BOOL termcap)
 		{ return(*(struct name_table_entry const **)0); }
 
-/* ./tinfo/db_iterator.c */
+#undef _nc_find_user_entry
+struct user_table_entry const *_nc_find_user_entry(
+		const char *string)
+		{ return(*(struct user_table_entry const **)0); }
 
-#include <time.h>
+/* ./comp_userdefs.c */
+
+#undef _nc_get_userdefs_table
+const struct user_table_entry *_nc_get_userdefs_table(void)
+		{ return(*(const struct user_table_entry **)0); }
+
+#undef _nc_get_hash_user
+const HashData *_nc_get_hash_user(void)
+		{ return(*(const HashData **)0); }
+
+/* ./tinfo/db_iterator.c */
 
 #undef _nc_tic_dir
 const char *_nc_tic_dir(
@@ -214,13 +237,13 @@
 
 #undef _nc_next_db
 const char *_nc_next_db(
-		DBDIRS	*state, 
+		DBDIRS	*state,
 		int	*offset)
 		{ return(*(const char **)0); }
 
 #undef _nc_first_db
 void	_nc_first_db(
-		DBDIRS	*state, 
+		DBDIRS	*state,
 		int	*offset)
 		{ /* void */ }
 
@@ -228,7 +251,7 @@
 
 #undef _nc_doalloc
 void	*_nc_doalloc(
-		void	*oldp, 
+		void	*oldp,
 		size_t	amount)
 		{ return(*(void **)0); }
 
@@ -241,7 +264,7 @@
 
 #undef _nc_free_entry
 void	_nc_free_entry(
-		ENTRY	*headp, 
+		ENTRY	*headp,
 		TERMTYPE *tterm)
 		{ /* void */ }
 
@@ -250,16 +273,15 @@
 		ENTRY	*headp)
 		{ /* void */ }
 
-#undef _nc_delink_entry
-ENTRY	*_nc_delink_entry(
-		ENTRY	*headp, 
-		TERMTYPE *tterm)
-		{ return(*(ENTRY **)0); }
-
 #undef _nc_leaks_tinfo
 void	_nc_leaks_tinfo(void)
 		{ /* void */ }
 
+#undef exit_terminfo
+void	exit_terminfo(
+		int	code)
+		{ /* void */ }
+
 /* ./fallback.c */
 
 #undef _nc_fallback
@@ -274,6 +296,11 @@
 		TERMTYPE *ptr)
 		{ /* void */ }
 
+#undef _nc_free_termtype1
+void	_nc_free_termtype1(
+		TERMTYPE *ptr)
+		{ /* void */ }
+
 #undef _nc_user_definable
 NCURSES_BOOL _nc_user_definable;
 
@@ -291,7 +318,7 @@
 
 #undef _nc_setenv_num
 void	_nc_setenv_num(
-		const char *name, 
+		const char *name,
 		int	value)
 		{ /* void */ }
 
@@ -303,15 +330,6 @@
 
 /* ./tinfo/init_keytry.c */
 
-#if 0
-
-#include <init_keytry.h>
-
-#undef _nc_tinfo_fkeys
-const struct tinfo_fkeys _nc_tinfo_fkeys[] = {0};
-
-#endif
-
 #undef _nc_init_keytry
 void	_nc_init_keytry(
 		SCREEN	*sp)
@@ -333,11 +351,9 @@
 
 /* ./tinfo/lib_baudrate.c */
 
-#include <termcap.h>
-
 struct speed {
-    short s; 
-    int sp; 
+    int given_speed;
+    int actual_speed;
 };
 
 #undef _nc_baudrate
@@ -366,7 +382,7 @@
 
 #undef set_curterm_sp
 TERMINAL *set_curterm_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		TERMINAL *termp)
 		{ return(*(TERMINAL **)0); }
 
@@ -377,7 +393,7 @@
 
 #undef del_curterm_sp
 int	del_curterm_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		TERMINAL *termp)
 		{ return(*(int *)0); }
 
@@ -463,7 +479,7 @@
 
 #undef keyname_sp
 const char *keyname_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	c)
 		{ return(*(const char **)0); }
 
@@ -485,11 +501,9 @@
 
 /* ./tinfo/lib_napms.c */
 
-#include <sys/time.h>
-
 #undef napms_sp
 int	napms_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	ms)
 		{ return(*(int *)0); }
 
@@ -502,19 +516,19 @@
 
 #undef idlok
 int	idlok(
-		WINDOW	*win, 
+		WINDOW	*win,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }
 
 #undef idcok
 void	idcok(
-		WINDOW	*win, 
+		WINDOW	*win,
 		NCURSES_BOOL flag)
 		{ /* void */ }
 
 #undef halfdelay_sp
 int	halfdelay_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	t)
 		{ return(*(int *)0); }
 
@@ -525,37 +539,37 @@
 
 #undef nodelay
 int	nodelay(
-		WINDOW	*win, 
+		WINDOW	*win,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }
 
 #undef notimeout
 int	notimeout(
-		WINDOW	*win, 
+		WINDOW	*win,
 		NCURSES_BOOL f)
 		{ return(*(int *)0); }
 
 #undef wtimeout
 void	wtimeout(
-		WINDOW	*win, 
+		WINDOW	*win,
 		int	delay)
 		{ /* void */ }
 
 #undef keypad
 int	keypad(
-		WINDOW	*win, 
+		WINDOW	*win,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }
 
 #undef meta
 int	meta(
-		WINDOW	*win, 
+		WINDOW	*win,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }
 
 #undef curs_set_sp
 int	curs_set_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	vis)
 		{ return(*(int *)0); }
 
@@ -566,7 +580,7 @@
 
 #undef typeahead_sp
 int	typeahead_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	fd)
 		{ return(*(int *)0); }
 
@@ -577,7 +591,7 @@
 
 #undef has_key_sp
 int	has_key_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	keycode)
 		{ return(*(int *)0); }
 
@@ -588,14 +602,14 @@
 
 #undef _nc_putp_flush_sp
 int	_nc_putp_flush_sp(
-		SCREEN	*sp, 
-		const char *name, 
+		SCREEN	*sp,
+		const char *name,
 		const char *value)
 		{ return(*(int *)0); }
 
 #undef _nc_keypad
 int	_nc_keypad(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	flag)
 		{ return(*(int *)0); }
 
@@ -657,22 +671,54 @@
 
 #undef intrflush_sp
 int	intrflush_sp(
-		SCREEN	*sp, 
-		WINDOW	*win, 
+		SCREEN	*sp,
+		WINDOW	*win,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }
 
 #undef intrflush
 int	intrflush(
-		WINDOW	*win, 
+		WINDOW	*win,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }
 
-/* ./tinfo/lib_setup.c */
+#undef is_nl_sp
+int	is_nl_sp(
+		SCREEN	*sp)
+		{ return(*(int *)0); }
 
-#include <locale.h>
-#include <sys/ioctl.h>
-#include <langinfo.h>
+#undef is_raw_sp
+int	is_raw_sp(
+		SCREEN	*sp)
+		{ return(*(int *)0); }
+
+#undef is_cbreak_sp
+int	is_cbreak_sp(
+		SCREEN	*sp)
+		{ return(*(int *)0); }
+
+#undef is_echo_sp
+int	is_echo_sp(
+		SCREEN	*sp)
+		{ return(*(int *)0); }
+
+#undef is_nl
+int	is_nl(void)
+		{ return(*(int *)0); }
+
+#undef is_raw
+int	is_raw(void)
+		{ return(*(int *)0); }
+
+#undef is_cbreak
+int	is_cbreak(void)
+		{ return(*(int *)0); }
+
+#undef is_echo
+int	is_echo(void)
+		{ return(*(int *)0); }
+
+/* ./tinfo/lib_setup.c */
 
 #undef ttytype
 char	ttytype[256];
@@ -685,7 +731,7 @@
 
 #undef set_tabsize_sp
 int	set_tabsize_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	value)
 		{ return(*(int *)0); }
 
@@ -701,13 +747,13 @@
 
 #undef use_env_sp
 void	use_env_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		NCURSES_BOOL f)
 		{ /* void */ }
 
 #undef use_tioctl_sp
 void	use_tioctl_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		NCURSES_BOOL f)
 		{ /* void */ }
 
@@ -723,8 +769,8 @@
 
 #undef _nc_get_screensize
 void	_nc_get_screensize(
-		SCREEN	*sp, 
-		int	*linep, 
+		SCREEN	*sp,
+		int	*linep,
 		int	*colp)
 		{ /* void */ }
 
@@ -735,13 +781,13 @@
 
 #undef _nc_setup_tinfo
 int	_nc_setup_tinfo(
-		const char *const tn, 
+		const char *const tn,
 		TERMTYPE *const tp)
 		{ return(*(int *)0); }
 
 #undef _nc_tinfo_cmdch
 void	_nc_tinfo_cmdch(
-		TERMINAL *termp, 
+		TERMINAL *termp,
 		int	proto)
 		{ /* void */ }
 
@@ -760,9 +806,9 @@
 
 #undef _nc_setupterm
 int	_nc_setupterm(
-		const char *tname, 
-		int	Filedes, 
-		int	*errret, 
+		const char *tname,
+		int	Filedes,
+		int	*errret,
 		int	reuse)
 		{ return(*(int *)0); }
 
@@ -772,8 +818,8 @@
 
 #undef setupterm
 int	setupterm(
-		const char *tname, 
-		int	Filedes, 
+		const char *tname,
+		int	Filedes,
 		int	*errret)
 		{ return(*(int *)0); }
 
@@ -786,26 +832,20 @@
 
 #undef tgetent_sp
 int	tgetent_sp(
-		SCREEN	*sp, 
-		char	*bufp, 
+		SCREEN	*sp,
+		char	*bufp,
 		const char *name)
 		{ return(*(int *)0); }
 
-#if 0
-
-#include <capdefaults.c>
-
-#endif
-
 #undef tgetent
 int	tgetent(
-		char	*bufp, 
+		char	*bufp,
 		const char *name)
 		{ return(*(int *)0); }
 
 #undef tgetflag_sp
 int	tgetflag_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		const char *id)
 		{ return(*(int *)0); }
 
@@ -816,7 +856,7 @@
 
 #undef tgetnum_sp
 int	tgetnum_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		const char *id)
 		{ return(*(int *)0); }
 
@@ -827,14 +867,14 @@
 
 #undef tgetstr_sp
 char	*tgetstr_sp(
-		SCREEN	*sp, 
-		const char *id, 
+		SCREEN	*sp,
+		const char *id,
 		char	**area)
 		{ return(*(char **)0); }
 
 #undef tgetstr
 char	*tgetstr(
-		const char *id, 
+		const char *id,
 		char	**area)
 		{ return(*(char **)0); }
 
@@ -853,8 +893,8 @@
 
 #undef tgoto
 char	*tgoto(
-		const char *string, 
-		int	x, 
+		const char *string,
+		int	x,
 		int	y)
 		{ return(*(char **)0); }
 
@@ -862,7 +902,7 @@
 
 #undef tigetflag_sp
 int	tigetflag_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		const char *str)
 		{ return(*(int *)0); }
 
@@ -873,7 +913,7 @@
 
 #undef tigetnum_sp
 int	tigetnum_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		const char *str)
 		{ return(*(int *)0); }
 
@@ -884,7 +924,7 @@
 
 #undef tigetstr_sp
 char	*tigetstr_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		const char *str)
 		{ return(*(char **)0); }
 
@@ -898,25 +938,58 @@
 #undef _nc_tparm_err
 int	_nc_tparm_err;
 
+#undef _nc_free_tparm
+void	_nc_free_tparm(
+		TERMINAL *termp)
+		{ /* void */ }
+
 #undef _nc_tparm_analyze
 int	_nc_tparm_analyze(
-		const char *string, 
-		char	*p_is_s[9], 
+		TERMINAL *term,
+		const char *string,
+		char	**p_is_s,
 		int	*_nc_popcount)
 		{ return(*(int *)0); }
 
 #undef tparm
 char	*tparm(
-		const char *string, 
+		const char *string,
 		...)
 		{ return(*(char **)0); }
 
 #undef tiparm
 char	*tiparm(
-		const char *string, 
+		const char *string,
 		...)
 		{ return(*(char **)0); }
 
+#undef tiparm_s
+char	*tiparm_s(
+		int	num_expected,
+		int	tparm_type,
+		const char *string,
+		...)
+		{ return(*(char **)0); }
+
+#undef tiscan_s
+int	tiscan_s(
+		int	*num_expected,
+		int	*tparm_type,
+		const char *string)
+		{ return(*(int *)0); }
+
+#undef _nc_tiparm
+char	*_nc_tiparm(
+		int	expected,
+		const char *string,
+		...)
+		{ return(*(char **)0); }
+
+#undef _nc_reset_tparm
+void	_nc_reset_tparm(
+		TERMINAL *term)
+		{ /* void */ }
+
 /* ./tinfo/lib_tputs.c */
 
 #undef PC
@@ -933,7 +1006,7 @@
 
 #undef delay_output_sp
 int	delay_output_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	ms)
 		{ return(*(int *)0); }
 
@@ -953,7 +1026,7 @@
 
 #undef _nc_outch_sp
 int	_nc_outch_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	ch)
 		{ return(*(int *)0); }
 
@@ -964,7 +1037,7 @@
 
 #undef _nc_putchar_sp
 int	_nc_putchar_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	ch)
 		{ return(*(int *)0); }
 
@@ -975,7 +1048,7 @@
 
 #undef putp_sp
 int	putp_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		const char *string)
 		{ return(*(int *)0); }
 
@@ -986,35 +1059,35 @@
 
 #undef _nc_putp_sp
 int	_nc_putp_sp(
-		SCREEN	*sp, 
-		const char *name, 
+		SCREEN	*sp,
+		const char *name,
 		const char *string)
 		{ return(*(int *)0); }
 
 #undef _nc_putp
 int	_nc_putp(
-		const char *name, 
+		const char *name,
 		const char *string)
 		{ return(*(int *)0); }
 
 #undef tputs_sp
 int	tputs_sp(
-		SCREEN	*sp, 
-		const char *string, 
-		int	affcnt, 
+		SCREEN	*sp,
+		const char *string,
+		int	affcnt,
 		NCURSES_OUTC_sp outc)
 		{ return(*(int *)0); }
 
 #undef _nc_outc_wrapper
 int	_nc_outc_wrapper(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	c)
 		{ return(*(int *)0); }
 
 #undef tputs
 int	tputs(
-		const char *string, 
-		int	affcnt, 
+		const char *string,
+		int	affcnt,
 		int	(*outc)(
 		int	p1))
 		{ return(*(int *)0); }
@@ -1028,6 +1101,11 @@
 #undef _nc_outchars
 long	_nc_outchars;
 
+#undef curses_trace
+unsigned curses_trace(
+		unsigned tracelevel)
+		{ return(*(unsigned *)0); }
+
 #undef trace
 void	trace(
 		const unsigned int tracelevel)
@@ -1035,7 +1113,7 @@
 
 #undef _tracef
 void	_tracef(
-		const char *fmt, 
+		const char *fmt,
 		...)
 		{ /* void */ }
 
@@ -1089,11 +1167,18 @@
 		WINDOW	*code)
 		{ return(*(WINDOW **)0); }
 
+#undef _nc_fmt_funcptr
+char	*_nc_fmt_funcptr(
+		char	*target,
+		const char *source,
+		size_t	size)
+		{ return(*(char **)0); }
+
 /* ./trace/lib_traceatr.c */
 
 #undef _traceattr2
 char	*_traceattr2(
-		int	bufnum, 
+		int	bufnum,
 		chtype	newmode)
 		{ return(*(char **)0); }
 
@@ -1114,13 +1199,13 @@
 
 #undef _nc_altcharset_name
 const char *_nc_altcharset_name(
-		attr_t	attr, 
+		attr_t	attr,
 		chtype	ch)
 		{ return(*(const char **)0); }
 
 #undef _tracechtype2
 char	*_tracechtype2(
-		int	bufnum, 
+		int	bufnum,
 		chtype	ch)
 		{ return(*(char **)0); }
 
@@ -1136,14 +1221,9 @@
 
 /* ./trace/lib_tracebits.c */
 
-typedef struct {
-    unsigned int val;
-    const char name[8];
-} BITNAMES;
-
 #undef _nc_trace_ttymode
 char	*_nc_trace_ttymode(
-		struct termios *tty)
+		const struct termios *tty)
 		{ return(*(char **)0); }
 
 #undef _nc_tracebits
@@ -1154,7 +1234,7 @@
 
 #undef _nc_tracechar
 char	*_nc_tracechar(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		int	ch)
 		{ return(*(char **)0); }
 
@@ -1167,7 +1247,7 @@
 
 #undef _nc_get_tty_mode_sp
 int	_nc_get_tty_mode_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		struct termios *buf)
 		{ return(*(int *)0); }
 
@@ -1178,7 +1258,7 @@
 
 #undef _nc_set_tty_mode_sp
 int	_nc_set_tty_mode_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		struct termios *buf)
 		{ return(*(int *)0); }
 
@@ -1245,9 +1325,9 @@
 
 #undef _nc_timed_wait
 int	_nc_timed_wait(
-		SCREEN	*sp, 
-		int	mode, 
-		int	milliseconds, 
+		SCREEN	*sp,
+		int	mode,
+		int	milliseconds,
 		int	*timeleft)
 		{ return(*(int *)0); }
 
@@ -1260,8 +1340,8 @@
 
 #undef _nc_name_match
 int	_nc_name_match(
-		const char *const namelst, 
-		const char *const name, 
+		const char *const namelst,
+		const char *const name,
 		const char *const delim)
 		{ return(*(int *)0); }
 
@@ -1284,21 +1364,19 @@
 
 #undef _nc_set_buffer_sp
 void	_nc_set_buffer_sp(
-		SCREEN	*sp, 
-		FILE	*ofp, 
+		SCREEN	*sp,
+		FILE	*ofp,
 		int	buffered)
 		{ /* void */ }
 
 #undef _nc_set_buffer
 void	_nc_set_buffer(
-		FILE	*ofp, 
+		FILE	*ofp,
 		int	buffered)
 		{ /* void */ }
 
 /* ./tinfo/read_entry.c */
 
-#include <hashed_db.h>
-
 #undef _nc_init_termtype
 void	_nc_init_termtype(
 		TERMTYPE *const tp)
@@ -1306,28 +1384,26 @@
 
 #undef _nc_read_termtype
 int	_nc_read_termtype(
-		TERMTYPE *ptr, 
-		char	*buffer, 
+		TERMTYPE *ptr,
+		char	*buffer,
 		int	limit)
 		{ return(*(int *)0); }
 
 #undef _nc_read_file_entry
 int	_nc_read_file_entry(
-		const char *const filename, 
+		const char *const filename,
 		TERMTYPE *ptr)
 		{ return(*(int *)0); }
 
 #undef _nc_read_entry
 int	_nc_read_entry(
-		const char *const name, 
-		char	*const filename, 
+		const char *const name,
+		char	*const filename,
 		TERMTYPE *const tp)
 		{ return(*(int *)0); }
 
 /* ./tinfo/read_termcap.c */
 
-#include <sys/types.h>
-
 #undef _nc_read_termcap
 void	_nc_read_termcap(void)
 		{ /* void */ }
@@ -1336,32 +1412,32 @@
 
 #undef _nc_str_init
 string_desc *_nc_str_init(
-		string_desc *dst, 
-		char	*src, 
+		string_desc *dst,
+		char	*src,
 		size_t	len)
 		{ return(*(string_desc **)0); }
 
 #undef _nc_str_null
 string_desc *_nc_str_null(
-		string_desc *dst, 
+		string_desc *dst,
 		size_t	len)
 		{ return(*(string_desc **)0); }
 
 #undef _nc_str_copy
 string_desc *_nc_str_copy(
-		string_desc *dst, 
-		string_desc *src)
+		string_desc *dst,
+		const string_desc *const src)
 		{ return(*(string_desc **)0); }
 
 #undef _nc_safe_strcat
 NCURSES_BOOL _nc_safe_strcat(
-		string_desc *dst, 
+		string_desc *dst,
 		const char *src)
 		{ return(*(NCURSES_BOOL *)0); }
 
 #undef _nc_safe_strcpy
 NCURSES_BOOL _nc_safe_strcpy(
-		string_desc *dst, 
+		string_desc *dst,
 		const char *src)
 		{ return(*(NCURSES_BOOL *)0); }
 
@@ -1369,13 +1445,13 @@
 
 #undef _nc_trace_buf
 char	*_nc_trace_buf(
-		int	bufnum, 
+		int	bufnum,
 		size_t	want)
 		{ return(*(char **)0); }
 
 #undef _nc_trace_bufcat
 char	*_nc_trace_bufcat(
-		int	bufnum, 
+		int	bufnum,
 		const char *value)
 		{ return(*(char **)0); }
 
@@ -1390,21 +1466,21 @@
 
 #undef _nc_expand_try
 char	*_nc_expand_try(
-		TRIES	*tree, 
-		unsigned code, 
-		int	*count, 
+		TRIES	*tree,
+		unsigned code,
+		int	*count,
 		size_t	len)
 		{ return(*(char **)0); }
 
 #undef _nc_remove_key
 int	_nc_remove_key(
-		TRIES	**tree, 
+		TRIES	**tree,
 		unsigned code)
 		{ return(*(int *)0); }
 
 #undef _nc_remove_string
 int	_nc_remove_string(
-		TRIES	**tree, 
+		TRIES	**tree,
 		const char *string)
 		{ return(*(int *)0); }
 
@@ -1419,7 +1495,7 @@
 
 #undef unctrl_sp
 const char *unctrl_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		chtype	ch)
 		{ return(*(const char **)0); }
 
@@ -1432,7 +1508,7 @@
 
 #undef _nc_visbuf2
 const char *_nc_visbuf2(
-		int	bufnum, 
+		int	bufnum,
 		const char *buf)
 		{ return(*(const char **)0); }
 
@@ -1443,20 +1519,20 @@
 
 #undef _nc_visbufn
 const char *_nc_visbufn(
-		const char *buf, 
+		const char *buf,
 		int	len)
 		{ return(*(const char **)0); }
 
 #undef _nc_viscbuf2
 const char *_nc_viscbuf2(
-		int	bufnum, 
-		const chtype *buf, 
+		int	bufnum,
+		const chtype *buf,
 		int	len)
 		{ return(*(const char **)0); }
 
 #undef _nc_viscbuf
 const char *_nc_viscbuf(
-		const chtype *buf, 
+		const chtype *buf,
 		int	len)
 		{ return(*(const char **)0); }
 
@@ -1464,14 +1540,14 @@
 
 #undef define_key_sp
 int	define_key_sp(
-		SCREEN	*sp, 
-		const char *str, 
+		SCREEN	*sp,
+		const char *str,
 		int	keycode)
 		{ return(*(int *)0); }
 
 #undef define_key
 int	define_key(
-		const char *str, 
+		const char *str,
 		int	keycode)
 		{ return(*(int *)0); }
 
@@ -1485,7 +1561,7 @@
 
 #undef key_defined_sp
 int	key_defined_sp(
-		SCREEN	*sp, 
+		SCREEN	*sp,
 		const char *str)
 		{ return(*(int *)0); }
 
@@ -1498,14 +1574,14 @@
 
 #undef keybound_sp
 char	*keybound_sp(
-		SCREEN	*sp, 
-		int	code, 
+		SCREEN	*sp,
+		int	code,
 		int	count)
 		{ return(*(char **)0); }
 
 #undef keybound
 char	*keybound(
-		int	code, 
+		int	code,
 		int	count)
 		{ return(*(char **)0); }
 
@@ -1513,14 +1589,14 @@
 
 #undef keyok_sp
 int	keyok_sp(
-		SCREEN	*sp, 
-		int	c, 
+		SCREEN	*sp,
+		int	c,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }
 
 #undef keyok
 int	keyok(
-		int	c, 
+		int	c,
 		NCURSES_BOOL flag)
 		{ return(*(int *)0); }