+/* timed_wait flag definitions */
+#define TW_NONE 0
+#define TW_INPUT 1
+#define TW_MOUSE 2
+#define TW_ANY (TW_INPUT | TW_MOUSE)
+#define TW_EVENT 4
+
+#define IsTermInfo(sp) TRUE
+#define HasTInfoTerminal(sp) ((0!=TerminalOf(sp)) && IsTermInfo(sp))
+#define IsValidTIScreen(sp) (HasTInfoTerminal(sp))
+
+/*
+ * Exported entrypoints beyond the published API
+ */
+#if NCURSES_SP_FUNCS
+extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*);
+extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*);
+extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*);
+extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int);
+
+extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(_nc_set_curterm)(SCREEN*,TERMINAL*);
+
+#if NCURSES_EXT_FUNCS
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int);
+#endif
+
+extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int);
+
+/*
+ * We put the safe versions of various calls here as they are not published
+ * part of the API up to now
+ */
+extern NCURSES_EXPORT(SCREEN*) _nc_SP(void);
+
+extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int);
+extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_is_term_resized)(SCREEN*,int,int);
+extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list);
+extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_curs_set)(SCREEN*,int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char *);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_resetty)(SCREEN*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_resize_term)(SCREEN*,int,int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_resizeterm)(SCREEN*,int,int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_restartterm)(SCREEN*,NCURSES_CONST char*,int,int*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int));
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_savetty)(SCREEN*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scr_init)(SCREEN*,const char*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scr_restore)(SCREEN*, const char*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*,TTY*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, bool, int);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tigetnum)(SCREEN*,NCURSES_CONST char*);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tputs)(SCREEN*,const char*,int,int(*)(SCREEN*, int));
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_vid_attr)(SCREEN *, attr_t, short, void *);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_vidattr)(SCREEN *, chtype);
+extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_vidputs)(SCREEN*,chtype,int(*) (SCREEN*, int));
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, short, short, bool, int (*)(SCREEN*,int));
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*,int) GCC_NORETURN;
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*);
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, bool);
+
+extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp);
+extern NCURSES_EXPORT(int) _nc_tinfo_doupdate(SCREEN *sp);
+extern NCURSES_EXPORT(int) _nc_tinfo_mcprint(SCREEN*,char*,int);
+
+#if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*);
+#endif
+
+#if USE_WIDEC_SUPPORT
+extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *);
+#endif
+
+#endif /* NCURSES_SP_FUNCS */
+
+#if NCURSES_SP_FUNCS
+
+#define safe_keyname NCURSES_SP_NAME(keyname)
+#define safe_unctrl NCURSES_SP_NAME(unctrl)
+#define safe_ungetch NCURSES_SP_NAME(ungetch)
+
+#else
+
+#define safe_keyname _nc_keyname
+#define safe_unctrl _nc_unctrl
+#define safe_ungetch _nc_ungetch
+
+extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int);
+extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype);
+
+#endif
+