diff --git a/ncurses/tinfo/tinfo_driver.c b/ncurses/tinfo/tinfo_driver.c
new file mode 100644
index 0000000..c6a1c22
--- /dev/null
+++ b/ncurses/tinfo/tinfo_driver.c
@@ -0,0 +1,1384 @@
+/****************************************************************************
+ * Copyright (c) 2008-2014,2015 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            *
+ * "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                                                 *
+ *                                                                          *
+ ****************************************************************************/
+
+#include <curses.priv.h>
+#define CUR ((TERMINAL*)TCB)->type.
+#include <tic.h>
+
+#if HAVE_NANOSLEEP
+#include <time.h>
+#if HAVE_SYS_TIME_H
+#include <sys/time.h>		/* needed for MacOS X DP3 */
+#endif
+#endif
+
+#if HAVE_SIZECHANGE
+# if !defined(sun) || !TERMIOS
+#  if HAVE_SYS_IOCTL_H
+#   include <sys/ioctl.h>
+#  endif
+# endif
+#endif
+
+MODULE_ID("$Id: tinfo_driver.c,v 1.40 2015/06/27 01:20:41 tom Exp $")
+
+/*
+ * SCO defines TIOCGSIZE and the corresponding struct.  Other systems (SunOS,
+ * Solaris, IRIX) define TIOCGWINSZ and struct winsize.
+ */
+#ifdef TIOCGSIZE
+# define IOCTL_WINSIZE TIOCGSIZE
+# define STRUCT_WINSIZE struct ttysize
+# define WINSIZE_ROWS(n) (int)n.ts_lines
+# define WINSIZE_COLS(n) (int)n.ts_cols
+#else
+# ifdef TIOCGWINSZ
+#  define IOCTL_WINSIZE TIOCGWINSZ
+#  define STRUCT_WINSIZE struct winsize
+#  define WINSIZE_ROWS(n) (int)n.ws_row
+#  define WINSIZE_COLS(n) (int)n.ws_col
+# endif
+#endif
+
+/*
+ * These should be screen structure members.  They need to be globals for
+ * historical reasons.  So we assign them in start_color() and also in
+ * set_term()'s screen-switching logic.
+ */
+#if USE_REENTRANT
+NCURSES_EXPORT(int)
+NCURSES_PUBLIC_VAR(COLOR_PAIRS) (void)
+{
+    return CURRENT_SCREEN ? CURRENT_SCREEN->_pair_count : -1;
+}
+NCURSES_EXPORT(int)
+NCURSES_PUBLIC_VAR(COLORS) (void)
+{
+    return CURRENT_SCREEN ? CURRENT_SCREEN->_color_count : -1;
+}
+#else
+NCURSES_EXPORT_VAR(int) COLOR_PAIRS = 0;
+NCURSES_EXPORT_VAR(int) COLORS = 0;
+#endif
+
+#define TCBMAGIC NCDRV_MAGIC(NCDRV_TINFO)
+#define AssertTCB() assert(TCB!=0 && TCB->magic==TCBMAGIC)
+#define SetSP() assert(TCB->csp!=0); sp = TCB->csp; (void) sp
+
+/*
+ * This routine needs to do all the work to make curscr look
+ * like newscr.
+ */
+static int
+drv_doupdate(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    AssertTCB();
+    return TINFO_DOUPDATE(TCB->csp);
+}
+
+static const char *
+drv_Name(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    (void) TCB;
+    return "tinfo";
+}
+
+#undef SETUP_FAIL
+#define SETUP_FAIL FALSE
+
+static bool
+drv_CanHandle(TERMINAL_CONTROL_BLOCK * TCB, const char *tname, int *errret)
+{
+    bool result = FALSE;
+    int status;
+    TERMINAL *termp;
+    SCREEN *sp;
+
+    START_TRACE();
+    T((T_CALLED("tinfo::drv_CanHandle(%p)"), TCB));
+
+    assert(TCB != 0 && tname != 0);
+    termp = (TERMINAL *) TCB;
+    sp = TCB->csp;
+    TCB->magic = TCBMAGIC;
+
+#if (NCURSES_USE_DATABASE || NCURSES_USE_TERMCAP)
+    status = _nc_setup_tinfo(tname, &termp->type);
+#else
+    status = TGETENT_NO;
+#endif
+
+    /* try fallback list if entry on disk */
+    if (status != TGETENT_YES) {
+	const TERMTYPE *fallback = _nc_fallback(tname);
+
+	if (fallback) {
+	    termp->type = *fallback;
+	    status = TGETENT_YES;
+	}
+    }
+
+    if (status != TGETENT_YES) {
+	NCURSES_SP_NAME(del_curterm) (NCURSES_SP_ARGx termp);
+	if (status == TGETENT_ERR) {
+	    ret_error0(status, "terminals database is inaccessible\n");
+	} else if (status == TGETENT_NO) {
+	    ret_error1(status, "unknown terminal type.\n", tname);
+	}
+    }
+    result = TRUE;
+#if !USE_REENTRANT
+    strncpy(ttytype, termp->type.term_names, (size_t) NAMESIZE - 1);
+    ttytype[NAMESIZE - 1] = '\0';
+#endif
+
+    if (command_character)
+	_nc_tinfo_cmdch(termp, *command_character);
+
+    if (generic_type) {
+	/*
+	 * BSD 4.3's termcap contains mis-typed "gn" for wy99.  Do a sanity
+	 * check before giving up.
+	 */
+	if ((VALID_STRING(cursor_address)
+	     || (VALID_STRING(cursor_down) && VALID_STRING(cursor_home)))
+	    && VALID_STRING(clear_screen)) {
+	    ret_error1(TGETENT_YES, "terminal is not really generic.\n", tname);
+	} else {
+	    ret_error1(TGETENT_NO, "I need something more specific.\n", tname);
+	}
+    }
+    if (hard_copy) {
+	ret_error1(TGETENT_YES, "I can't handle hardcopy terminals.\n", tname);
+    }
+
+    returnBool(result);
+}
+
+static int
+drv_dobeepflash(TERMINAL_CONTROL_BLOCK * TCB, int beepFlag)
+{
+    SCREEN *sp;
+    int res = ERR;
+
+    AssertTCB();
+    SetSP();
+
+    /* FIXME: should make sure that we are not in altchar mode */
+    if (beepFlag) {
+	if (bell) {
+	    res = NCURSES_PUTP2("bell", bell);
+	    NCURSES_SP_NAME(_nc_flush) (sp);
+	} else if (flash_screen) {
+	    res = NCURSES_PUTP2("flash_screen", flash_screen);
+	    NCURSES_SP_NAME(_nc_flush) (sp);
+	}
+    } else {
+	if (flash_screen) {
+	    res = NCURSES_PUTP2("flash_screen", flash_screen);
+	    NCURSES_SP_NAME(_nc_flush) (sp);
+	} else if (bell) {
+	    res = NCURSES_PUTP2("bell", bell);
+	    NCURSES_SP_NAME(_nc_flush) (sp);
+	}
+    }
+    return res;
+}
+
+/*
+ * SVr4 curses is known to interchange color codes (1,4) and (3,6), possibly
+ * to maintain compatibility with a pre-ANSI scheme.  The same scheme is
+ * also used in the FreeBSD syscons.
+ */
+static int
+toggled_colors(int c)
+{
+    if (c < 16) {
+	static const int table[] =
+	{0, 4, 2, 6, 1, 5, 3, 7,
+	 8, 12, 10, 14, 9, 13, 11, 15};
+	c = table[c];
+    }
+    return c;
+}
+
+static int
+drv_print(TERMINAL_CONTROL_BLOCK * TCB, char *data, int len)
+{
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+#if NCURSES_EXT_FUNCS
+    return NCURSES_SP_NAME(mcprint) (TCB->csp, data, len);
+#else
+    return ERR;
+#endif
+}
+
+static int
+drv_defaultcolors(TERMINAL_CONTROL_BLOCK * TCB, int fg, int bg)
+{
+    SCREEN *sp;
+    int code = ERR;
+
+    AssertTCB();
+    SetSP();
+
+    if (sp != 0 && orig_pair && orig_colors && (initialize_pair != 0)) {
+#if NCURSES_EXT_FUNCS
+	sp->_default_color = isDefaultColor(fg) || isDefaultColor(bg);
+	sp->_has_sgr_39_49 = (NCURSES_SP_NAME(tigetflag) (NCURSES_SP_ARGx
+							  "AX")
+			      == TRUE);
+	sp->_default_fg = isDefaultColor(fg) ? COLOR_DEFAULT : (fg & C_MASK);
+	sp->_default_bg = isDefaultColor(bg) ? COLOR_DEFAULT : (bg & C_MASK);
+	if (sp->_color_pairs != 0) {
+	    bool save = sp->_default_color;
+	    sp->_default_color = TRUE;
+	    NCURSES_SP_NAME(init_pair) (NCURSES_SP_ARGx
+					0,
+					(short)fg,
+					(short)bg);
+	    sp->_default_color = save;
+	}
+#endif
+	code = OK;
+    }
+    return (code);
+}
+
+static void
+drv_setcolor(TERMINAL_CONTROL_BLOCK * TCB,
+	     int fore,
+	     int color,
+	     NCURSES_SP_OUTC outc)
+{
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+
+    if (fore) {
+	if (set_a_foreground) {
+	    TPUTS_TRACE("set_a_foreground");
+	    NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
+				    TPARM_1(set_a_foreground, color), 1, outc);
+	} else {
+	    TPUTS_TRACE("set_foreground");
+	    NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
+				    TPARM_1(set_foreground,
+					    toggled_colors(color)), 1, outc);
+	}
+    } else {
+	if (set_a_background) {
+	    TPUTS_TRACE("set_a_background");
+	    NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
+				    TPARM_1(set_a_background, color), 1, outc);
+	} else {
+	    TPUTS_TRACE("set_background");
+	    NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
+				    TPARM_1(set_background,
+					    toggled_colors(color)), 1, outc);
+	}
+    }
+}
+
+static bool
+drv_rescol(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    bool result = FALSE;
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+
+    if (orig_pair != 0) {
+	NCURSES_PUTP2("orig_pair", orig_pair);
+	result = TRUE;
+    }
+    return result;
+}
+
+static bool
+drv_rescolors(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    int result = FALSE;
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+
+    if (orig_colors != 0) {
+	NCURSES_PUTP2("orig_colors", orig_colors);
+	result = TRUE;
+    }
+    return result;
+}
+
+static int
+drv_size(TERMINAL_CONTROL_BLOCK * TCB, int *linep, int *colp)
+{
+    SCREEN *sp;
+    bool useEnv = TRUE;
+    bool useTioctl = TRUE;
+
+    AssertTCB();
+    sp = TCB->csp;		/* can be null here */
+
+    if (sp) {
+	useEnv = sp->_use_env;
+	useTioctl = sp->_use_tioctl;
+    } else {
+	useEnv = _nc_prescreen.use_env;
+	useTioctl = _nc_prescreen.use_tioctl;
+    }
+
+    /* figure out the size of the screen */
+    T(("screen size: terminfo lines = %d columns = %d", lines, columns));
+
+    *linep = (int) lines;
+    *colp = (int) columns;
+
+    if (useEnv || useTioctl) {
+	int value;
+
+#ifdef __EMX__
+	{
+	    int screendata[2];
+	    _scrsize(screendata);
+	    *colp = screendata[0];
+	    *linep = ((sp != 0 && sp->_filtered)
+		      ? 1
+		      : screendata[1]);
+	    T(("EMX screen size: environment LINES = %d COLUMNS = %d",
+	       *linep, *colp));
+	}
+#endif
+#if HAVE_SIZECHANGE
+	/* try asking the OS */
+	{
+	    TERMINAL *termp = (TERMINAL *) TCB;
+	    if (NC_ISATTY(termp->Filedes)) {
+		STRUCT_WINSIZE size;
+
+		errno = 0;
+		do {
+		    if (ioctl(termp->Filedes, IOCTL_WINSIZE, &size) >= 0) {
+			*linep = ((sp != 0 && sp->_filtered)
+				  ? 1
+				  : WINSIZE_ROWS(size));
+			*colp = WINSIZE_COLS(size);
+			T(("SYS screen size: environment LINES = %d COLUMNS = %d",
+			   *linep, *colp));
+			break;
+		    }
+		} while
+		    (errno == EINTR);
+	    }
+	}
+#endif /* HAVE_SIZECHANGE */
+
+	if (useEnv) {
+	    if (useTioctl) {
+		/*
+		 * If environment variables are used, update them.
+		 */
+		if ((sp == 0 || !sp->_filtered) && _nc_getenv_num("LINES") > 0) {
+		    _nc_setenv_num("LINES", *linep);
+		}
+		if (_nc_getenv_num("COLUMNS") > 0) {
+		    _nc_setenv_num("COLUMNS", *colp);
+		}
+	    }
+
+	    /*
+	     * Finally, look for environment variables.
+	     *
+	     * Solaris lets users override either dimension with an environment
+	     * variable.
+	     */
+	    if ((value = _nc_getenv_num("LINES")) > 0) {
+		*linep = value;
+		T(("screen size: environment LINES = %d", *linep));
+	    }
+	    if ((value = _nc_getenv_num("COLUMNS")) > 0) {
+		*colp = value;
+		T(("screen size: environment COLUMNS = %d", *colp));
+	    }
+	}
+
+	/* if we can't get dynamic info about the size, use static */
+	if (*linep <= 0) {
+	    *linep = (int) lines;
+	}
+	if (*colp <= 0) {
+	    *colp = (int) columns;
+	}
+
+	/* the ultimate fallback, assume fixed 24x80 size */
+	if (*linep <= 0) {
+	    *linep = 24;
+	}
+	if (*colp <= 0) {
+	    *colp = 80;
+	}
+
+	/*
+	 * Put the derived values back in the screen-size caps, so
+	 * tigetnum() and tgetnum() will do the right thing.
+	 */
+	lines = (short) (*linep);
+	columns = (short) (*colp);
+    }
+
+    T(("screen size is %dx%d", *linep, *colp));
+    return OK;
+}
+
+static int
+drv_getsize(TERMINAL_CONTROL_BLOCK * TCB, int *l, int *c)
+{
+    AssertTCB();
+    assert(l != 0 && c != 0);
+    *l = lines;
+    *c = columns;
+    return OK;
+}
+
+static int
+drv_setsize(TERMINAL_CONTROL_BLOCK * TCB, int l, int c)
+{
+    AssertTCB();
+    lines = (short) l;
+    columns = (short) c;
+    return OK;
+}
+
+static int
+drv_sgmode(TERMINAL_CONTROL_BLOCK * TCB, int setFlag, TTY * buf)
+{
+    SCREEN *sp = TCB->csp;
+    TERMINAL *_term = (TERMINAL *) TCB;
+    int result = OK;
+
+    AssertTCB();
+    if (setFlag) {
+	for (;;) {
+	    if (SET_TTY(_term->Filedes, buf) != 0) {
+		if (errno == EINTR)
+		    continue;
+		if (errno == ENOTTY) {
+		    if (sp)
+			sp->_notty = TRUE;
+		}
+		result = ERR;
+	    }
+	    break;
+	}
+    } else {
+	for (;;) {
+	    if (GET_TTY(_term->Filedes, buf) != 0) {
+		if (errno == EINTR)
+		    continue;
+		result = ERR;
+	    }
+	    break;
+	}
+    }
+    return result;
+}
+
+static int
+drv_mode(TERMINAL_CONTROL_BLOCK * TCB, int progFlag, int defFlag)
+{
+    SCREEN *sp;
+    TERMINAL *_term = (TERMINAL *) TCB;
+    int code = ERR;
+
+    AssertTCB();
+    sp = TCB->csp;
+
+    if (progFlag)		/* prog mode */
+    {
+	if (defFlag) {
+	    /* def_prog_mode */
+	    /*
+	     * Turn off the XTABS bit in the tty structure if it was on.
+	     */
+	    if ((drv_sgmode(TCB, FALSE, &(_term->Nttyb)) == OK)) {
+#ifdef TERMIOS
+		_term->Nttyb.c_oflag &= (unsigned) ~OFLAGS_TABS;
+#else
+		_term->Nttyb.sg_flags &= (unsigned) ~XTABS;
+#endif
+		code = OK;
+	    }
+	} else {
+	    /* reset_prog_mode */
+	    if (drv_sgmode(TCB, TRUE, &(_term->Nttyb)) == OK) {
+		if (sp) {
+		    if (sp->_keypad_on)
+			_nc_keypad(sp, TRUE);
+		}
+		code = OK;
+	    }
+	}
+    } else {			/* shell mode */
+	if (defFlag) {
+	    /* def_shell_mode */
+	    /*
+	     * If XTABS was on, remove the tab and backtab capabilities.
+	     */
+	    if (drv_sgmode(TCB, FALSE, &(_term->Ottyb)) == OK) {
+#ifdef TERMIOS
+		if (_term->Ottyb.c_oflag & OFLAGS_TABS)
+		    tab = back_tab = NULL;
+#else
+		if (_term->Ottyb.sg_flags & XTABS)
+		    tab = back_tab = NULL;
+#endif
+		code = OK;
+	    }
+	} else {
+	    /* reset_shell_mode */
+	    if (sp) {
+		_nc_keypad(sp, FALSE);
+		NCURSES_SP_NAME(_nc_flush) (sp);
+	    }
+	    code = drv_sgmode(TCB, TRUE, &(_term->Ottyb));
+	}
+    }
+    return (code);
+}
+
+static void
+drv_wrap(SCREEN *sp)
+{
+    if (sp) {
+	sp->_mouse_wrap(sp);
+	NCURSES_SP_NAME(_nc_screen_wrap) (sp);
+	NCURSES_SP_NAME(_nc_mvcur_wrap) (sp);	/* wrap up cursor addressing */
+    }
+}
+
+static void
+drv_release(TERMINAL_CONTROL_BLOCK * TCB GCC_UNUSED)
+{
+}
+
+#  define SGR0_TEST(mode) (mode != 0) && (exit_attribute_mode == 0 || strcmp(mode, exit_attribute_mode))
+
+static void
+drv_screen_init(SCREEN *sp)
+{
+    TERMINAL_CONTROL_BLOCK *TCB = TCBOf(sp);
+
+    AssertTCB();
+
+    /*
+     * Check for mismatched graphic-rendition capabilities.  Most SVr4
+     * terminfo trees contain entries that have rmul or rmso equated to
+     * sgr0 (Solaris curses copes with those entries).  We do this only
+     * for curses, since many termcap applications assume that
+     * smso/rmso and smul/rmul are paired, and will not function
+     * properly if we remove rmso or rmul.  Curses applications
+     * shouldn't be looking at this detail.
+     */
+    sp->_use_rmso = SGR0_TEST(exit_standout_mode);
+    sp->_use_rmul = SGR0_TEST(exit_underline_mode);
+
+    /*
+     * Check whether we can optimize scrolling under dumb terminals in
+     * case we do not have any of these capabilities, scrolling
+     * optimization will be useless.
+     */
+    sp->_scrolling = ((scroll_forward && scroll_reverse) ||
+		      ((parm_rindex ||
+			parm_insert_line ||
+			insert_line) &&
+		       (parm_index ||
+			parm_delete_line ||
+			delete_line)));
+
+    NCURSES_SP_NAME(baudrate) (sp);
+
+    NCURSES_SP_NAME(_nc_mvcur_init) (sp);
+    /* initialize terminal to a sane state */
+    NCURSES_SP_NAME(_nc_screen_init) (sp);
+}
+
+static void
+drv_init(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    TERMINAL *trm;
+
+    AssertTCB();
+
+    trm = (TERMINAL *) TCB;
+
+    TCB->info.initcolor = VALID_STRING(initialize_color);
+    TCB->info.canchange = can_change;
+    TCB->info.hascolor = ((VALID_NUMERIC(max_colors) && VALID_NUMERIC(max_pairs)
+			   && (((set_foreground != NULL)
+				&& (set_background != NULL))
+			       || ((set_a_foreground != NULL)
+				   && (set_a_background != NULL))
+			       || set_color_pair)) ? TRUE : FALSE);
+
+    TCB->info.caninit = !(exit_ca_mode && non_rev_rmcup);
+
+    TCB->info.maxpairs = VALID_NUMERIC(max_pairs) ? max_pairs : 0;
+    TCB->info.maxcolors = VALID_NUMERIC(max_colors) ? max_colors : 0;
+    TCB->info.numlabels = VALID_NUMERIC(num_labels) ? num_labels : 0;
+    TCB->info.labelwidth = VALID_NUMERIC(label_width) ? label_width : 0;
+    TCB->info.labelheight = VALID_NUMERIC(label_height) ? label_height : 0;
+    TCB->info.nocolorvideo = VALID_NUMERIC(no_color_video) ? no_color_video
+	: 0;
+    TCB->info.tabsize = VALID_NUMERIC(init_tabs) ? (int) init_tabs : 8;
+
+    TCB->info.defaultPalette = hue_lightness_saturation ? _nc_hls_palette : _nc_cga_palette;
+
+    /*
+     * If an application calls setupterm() rather than initscr() or
+     * newterm(), we will not have the def_prog_mode() call in
+     * _nc_setupscreen().  Do it now anyway, so we can initialize the
+     * baudrate.
+     */
+    if (NC_ISATTY(trm->Filedes)) {
+	TCB->drv->td_mode(TCB, TRUE, TRUE);
+    }
+}
+
+#define MAX_PALETTE	8
+#define InPalette(n)	((n) >= 0 && (n) < MAX_PALETTE)
+
+static void
+drv_initpair(TERMINAL_CONTROL_BLOCK * TCB, int pair, int f, int b)
+{
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+
+    if ((initialize_pair != NULL) && InPalette(f) && InPalette(b)) {
+	const color_t *tp = InfoOf(sp).defaultPalette;
+
+	TR(TRACE_ATTRS,
+	   ("initializing pair: pair = %d, fg=(%d,%d,%d), bg=(%d,%d,%d)",
+	    pair,
+	    tp[f].red, tp[f].green, tp[f].blue,
+	    tp[b].red, tp[b].green, tp[b].blue));
+
+	NCURSES_PUTP2("initialize_pair",
+		      TPARM_7(initialize_pair,
+			      pair,
+			      tp[f].red, tp[f].green, tp[f].blue,
+			      tp[b].red, tp[b].green, tp[b].blue));
+    }
+}
+
+static int
+default_fg(SCREEN *sp)
+{
+#if NCURSES_EXT_FUNCS
+    return (sp != 0) ? sp->_default_fg : COLOR_WHITE;
+#else
+    return COLOR_WHITE;
+#endif
+}
+
+static int
+default_bg(SCREEN *sp)
+{
+#if NCURSES_EXT_FUNCS
+    return sp != 0 ? sp->_default_bg : COLOR_BLACK;
+#else
+    return COLOR_BLACK;
+#endif
+}
+
+static void
+drv_initcolor(TERMINAL_CONTROL_BLOCK * TCB,
+	      int color, int r, int g, int b)
+{
+    SCREEN *sp = TCB->csp;
+
+    AssertTCB();
+    if (initialize_color != NULL) {
+	NCURSES_PUTP2("initialize_color",
+		      TPARM_4(initialize_color, color, r, g, b));
+    }
+}
+
+static void
+drv_do_color(TERMINAL_CONTROL_BLOCK * TCB,
+	     int old_pair,
+	     int pair,
+	     int reverse,
+	     NCURSES_SP_OUTC outc)
+{
+    SCREEN *sp = TCB->csp;
+    NCURSES_COLOR_T fg = COLOR_DEFAULT;
+    NCURSES_COLOR_T bg = COLOR_DEFAULT;
+    NCURSES_COLOR_T old_fg, old_bg;
+
+    AssertTCB();
+    if (sp == 0)
+	return;
+
+    if (pair < 0 || pair >= COLOR_PAIRS) {
+	return;
+    } else if (pair != 0) {
+	if (set_color_pair) {
+	    TPUTS_TRACE("set_color_pair");
+	    NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx
+				    TPARM_1(set_color_pair, pair), 1, outc);
+	    return;
+	} else if (sp != 0) {
+	    NCURSES_SP_NAME(pair_content) (NCURSES_SP_ARGx
+					   (short) pair,
+					   &fg,
+					   &bg);
+	}
+    }
+
+    if (old_pair >= 0
+	&& sp != 0
+	&& NCURSES_SP_NAME(pair_content) (NCURSES_SP_ARGx
+					  (short) old_pair,
+					  &old_fg,
+					  &old_bg) !=ERR) {
+	if ((isDefaultColor(fg) && !isDefaultColor(old_fg))
+	    || (isDefaultColor(bg) && !isDefaultColor(old_bg))) {
+#if NCURSES_EXT_FUNCS
+	    /*
+	     * A minor optimization - but extension.  If "AX" is specified in
+	     * the terminal description, treat it as screen's indicator of ECMA
+	     * SGR 39 and SGR 49, and assume the two sequences are independent.
+	     */
+	    if (sp->_has_sgr_39_49
+		&& isDefaultColor(old_bg)
+		&& !isDefaultColor(old_fg)) {
+		NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx "\033[39m", 1, outc);
+	    } else if (sp->_has_sgr_39_49
+		       && isDefaultColor(old_fg)
+		       && !isDefaultColor(old_bg)) {
+		NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx "\033[49m", 1, outc);
+	    } else
+#endif
+		drv_rescol(TCB);
+	}
+    } else {
+	drv_rescol(TCB);
+	if (old_pair < 0)
+	    return;
+    }
+
+#if NCURSES_EXT_FUNCS
+    if (isDefaultColor(fg))
+	fg = (NCURSES_COLOR_T) default_fg(sp);
+    if (isDefaultColor(bg))
+	bg = (NCURSES_COLOR_T) default_bg(sp);
+#endif
+
+    if (reverse) {
+	NCURSES_COLOR_T xx = fg;
+	fg = bg;
+	bg = xx;
+    }
+
+    TR(TRACE_ATTRS, ("setting colors: pair = %d, fg = %d, bg = %d", pair,
+		     fg, bg));
+
+    if (!isDefaultColor(fg)) {
+	drv_setcolor(TCB, TRUE, fg, outc);
+    }
+    if (!isDefaultColor(bg)) {
+	drv_setcolor(TCB, FALSE, bg, outc);
+    }
+}
+
+#define xterm_kmous "\033[M"
+static void
+init_xterm_mouse(SCREEN *sp)
+{
+    sp->_mouse_type = M_XTERM;
+    sp->_mouse_xtermcap = NCURSES_SP_NAME(tigetstr) (NCURSES_SP_ARGx "XM");
+    if (!VALID_STRING(sp->_mouse_xtermcap))
+	sp->_mouse_xtermcap = "\033[?1000%?%p1%{1}%=%th%el%;";
+}
+
+static void
+drv_initmouse(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+
+    /* we know how to recognize mouse events under "xterm" */
+    if (sp != 0) {
+	if (key_mouse != 0) {
+	    if (!strcmp(key_mouse, xterm_kmous)
+		|| strstr(TerminalOf(sp)->type.term_names, "xterm") != 0) {
+		init_xterm_mouse(sp);
+	    }
+	} else if (strstr(TerminalOf(sp)->type.term_names, "xterm") != 0) {
+	    if (_nc_add_to_try(&(sp->_keytry), xterm_kmous, KEY_MOUSE) == OK)
+		init_xterm_mouse(sp);
+	}
+    }
+}
+
+static int
+drv_testmouse(TERMINAL_CONTROL_BLOCK * TCB,
+	      int delay
+	      EVENTLIST_2nd(_nc_eventlist * evl))
+{
+    int rc = 0;
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+
+#if USE_SYSMOUSE
+    if ((sp->_mouse_type == M_SYSMOUSE)
+	&& (sp->_sysmouse_head < sp->_sysmouse_tail)) {
+	rc = TW_MOUSE;
+    } else
+#endif
+    {
+	rc = TCBOf(sp)->drv->td_twait(TCBOf(sp),
+				      TWAIT_MASK,
+				      delay,
+				      (int *) 0
+				      EVENTLIST_2nd(evl));
+#if USE_SYSMOUSE
+	if ((sp->_mouse_type == M_SYSMOUSE)
+	    && (sp->_sysmouse_head < sp->_sysmouse_tail)
+	    && (rc == 0)
+	    && (errno == EINTR)) {
+	    rc |= TW_MOUSE;
+	}
+#endif
+    }
+    return rc;
+}
+
+static int
+drv_mvcur(TERMINAL_CONTROL_BLOCK * TCB, int yold, int xold, int ynew, int xnew)
+{
+    SCREEN *sp = TCB->csp;
+    AssertTCB();
+    return NCURSES_SP_NAME(_nc_mvcur) (sp, yold, xold, ynew, xnew);
+}
+
+static void
+drv_hwlabel(TERMINAL_CONTROL_BLOCK * TCB, int labnum, char *text)
+{
+    SCREEN *sp = TCB->csp;
+
+    AssertTCB();
+    if (labnum > 0 && labnum <= num_labels) {
+	NCURSES_PUTP2("plab_norm",
+		      TPARM_2(plab_norm, labnum, text));
+    }
+}
+
+static void
+drv_hwlabelOnOff(TERMINAL_CONTROL_BLOCK * TCB, int OnFlag)
+{
+    SCREEN *sp = TCB->csp;
+
+    AssertTCB();
+    if (OnFlag) {
+	NCURSES_PUTP2("label_on", label_on);
+    } else {
+	NCURSES_PUTP2("label_off", label_off);
+    }
+}
+
+static chtype
+drv_conattr(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    SCREEN *sp = TCB->csp;
+    chtype attrs = A_NORMAL;
+
+    AssertTCB();
+    if (enter_alt_charset_mode)
+	attrs |= A_ALTCHARSET;
+
+    if (enter_blink_mode)
+	attrs |= A_BLINK;
+
+    if (enter_bold_mode)
+	attrs |= A_BOLD;
+
+    if (enter_dim_mode)
+	attrs |= A_DIM;
+
+    if (enter_reverse_mode)
+	attrs |= A_REVERSE;
+
+    if (enter_standout_mode)
+	attrs |= A_STANDOUT;
+
+    if (enter_protected_mode)
+	attrs |= A_PROTECT;
+
+    if (enter_secure_mode)
+	attrs |= A_INVIS;
+
+    if (enter_underline_mode)
+	attrs |= A_UNDERLINE;
+
+    if (sp && sp->_coloron)
+	attrs |= A_COLOR;
+
+#if USE_ITALIC
+    if (enter_italics_mode)
+	attrs |= A_ITALIC;
+#endif
+
+    return (attrs);
+}
+
+static void
+drv_setfilter(TERMINAL_CONTROL_BLOCK * TCB)
+{
+    AssertTCB();
+
+    clear_screen = 0;
+    cursor_down = parm_down_cursor = 0;
+    cursor_address = 0;
+    cursor_up = parm_up_cursor = 0;
+    row_address = 0;
+    cursor_home = carriage_return;
+}
+
+static void
+drv_initacs(TERMINAL_CONTROL_BLOCK * TCB, chtype *real_map, chtype *fake_map)
+{
+    SCREEN *sp = TCB->csp;
+
+    AssertTCB();
+    assert(sp != 0);
+    if (ena_acs != NULL) {
+	NCURSES_PUTP2("ena_acs", ena_acs);
+    }
+#if NCURSES_EXT_FUNCS
+    /*
+     * Linux console "supports" the "PC ROM" character set by the coincidence
+     * that smpch/rmpch and smacs/rmacs have the same values.  ncurses has
+     * no codepage support (see SCO Merge for an example).  Outside of the
+     * values defined in acsc, there are no definitions for the "PC ROM"
+     * character set (assumed by some applications to be codepage 437), but we
+     * allow those applications to use those codepoints.
+     *
+     * test/blue.c uses this feature.
+     */
+#define PCH_KLUDGE(a,b) (a != 0 && b != 0 && !strcmp(a,b))
+    if (PCH_KLUDGE(enter_pc_charset_mode, enter_alt_charset_mode) &&
+	PCH_KLUDGE(exit_pc_charset_mode, exit_alt_charset_mode)) {
+	size_t i;
+	for (i = 1; i < ACS_LEN; ++i) {
+	    if (real_map[i] == 0) {
+		real_map[i] = (chtype) i;
+		if (real_map != fake_map) {
+		    if (sp != 0)
+			sp->_screen_acs_map[i] = TRUE;
+		}
+	    }
+	}
+    }
+#endif
+
+    if (acs_chars != NULL) {
+	size_t i = 0;
+	size_t length = strlen(acs_chars);
+
+	while (i + 1 < length) {
+	    if (acs_chars[i] != 0 && UChar(acs_chars[i]) < ACS_LEN) {
+		real_map[UChar(acs_chars[i])] = UChar(acs_chars[i + 1]) | A_ALTCHARSET;
+		if (sp != 0)
+		    sp->_screen_acs_map[UChar(acs_chars[i])] = TRUE;
+	    }
+	    i += 2;
+	}
+    }
+#ifdef TRACE
+    /* Show the equivalent mapping, noting if it does not match the
+     * given attribute, whether by re-ordering or duplication.
+     */
+    if (USE_TRACEF(TRACE_CALLS)) {
+	size_t n, m;
+	char show[ACS_LEN * 2 + 1];
+	for (n = 1, m = 0; n < ACS_LEN; n++) {
+	    if (real_map[n] != 0) {
+		show[m++] = (char) n;
+		show[m++] = (char) ChCharOf(real_map[n]);
+	    }
+	}
+	show[m] = 0;
+	if (acs_chars == NULL || strcmp(acs_chars, show))
+	    _tracef("%s acs_chars %s",
+		    (acs_chars == NULL) ? "NULL" : "READ",
+		    _nc_visbuf(acs_chars));
+	_tracef("%s acs_chars %s",
+		(acs_chars == NULL)
+		? "NULL"
+		: (strcmp(acs_chars, show)
+		   ? "DIFF"
+		   : "SAME"),
+		_nc_visbuf(show));
+
+	_nc_unlock_global(tracef);
+    }
+#endif /* TRACE */
+}
+
+#define ENSURE_TINFO(sp) (TCBOf(sp)->drv->isTerminfo)
+
+NCURSES_EXPORT(void)
+_nc_cookie_init(SCREEN *sp)
+{
+    bool support_cookies = USE_XMC_SUPPORT;
+    TERMINAL_CONTROL_BLOCK *TCB = (TERMINAL_CONTROL_BLOCK *) (sp->_term);
+
+    if (sp == 0 || !ENSURE_TINFO(sp))
+	return;
+
+#if USE_XMC_SUPPORT
+    /*
+     * If we have no magic-cookie support compiled-in, or if it is suppressed
+     * in the environment, reset the support-flag.
+     */
+    if (magic_cookie_glitch >= 0) {
+	if (getenv("NCURSES_NO_MAGIC_COOKIE") != 0) {
+	    support_cookies = FALSE;
+	}
+    }
+#endif
+
+    if (!support_cookies && magic_cookie_glitch >= 0) {
+	T(("will disable attributes to work w/o magic cookies"));
+    }
+
+    if (magic_cookie_glitch > 0) {	/* tvi, wyse */
+
+	sp->_xmc_triggers = sp->_ok_attributes & XMC_CONFLICT;
+#if 0
+	/*
+	 * We "should" treat colors as an attribute.  The wyse350 (and its
+	 * clones) appear to be the only ones that have both colors and magic
+	 * cookies.
+	 */
+	if (has_colors()) {
+	    sp->_xmc_triggers |= A_COLOR;
+	}
+#endif
+	sp->_xmc_suppress = sp->_xmc_triggers & (chtype) ~(A_BOLD);
+
+	T(("magic cookie attributes %s", _traceattr(sp->_xmc_suppress)));
+	/*
+	 * Supporting line-drawing may be possible.  But make the regular
+	 * video attributes work first.
+	 */
+	acs_chars = ABSENT_STRING;
+	ena_acs = ABSENT_STRING;
+	enter_alt_charset_mode = ABSENT_STRING;
+	exit_alt_charset_mode = ABSENT_STRING;
+#if USE_XMC_SUPPORT
+	/*
+	 * To keep the cookie support simple, suppress all of the optimization
+	 * hooks except for clear_screen and the cursor addressing.
+	 */
+	if (support_cookies) {
+	    clr_eol = ABSENT_STRING;
+	    clr_eos = ABSENT_STRING;
+	    set_attributes = ABSENT_STRING;
+	}
+#endif
+    } else if (magic_cookie_glitch == 0) {	/* hpterm */
+    }
+
+    /*
+     * If magic cookies are not supported, cancel the strings that set
+     * video attributes.
+     */
+    if (!support_cookies && magic_cookie_glitch >= 0) {
+	magic_cookie_glitch = ABSENT_NUMERIC;
+	set_attributes = ABSENT_STRING;
+	enter_blink_mode = ABSENT_STRING;
+	enter_bold_mode = ABSENT_STRING;
+	enter_dim_mode = ABSENT_STRING;
+	enter_reverse_mode = ABSENT_STRING;
+	enter_standout_mode = ABSENT_STRING;
+	enter_underline_mode = ABSENT_STRING;
+    }
+
+    /* initialize normal acs before wide, since we use mapping in the latter */
+#if !USE_WIDEC_SUPPORT
+    if (_nc_unicode_locale() && _nc_locale_breaks_acs(sp->_term)) {
+	acs_chars = NULL;
+	ena_acs = NULL;
+	enter_alt_charset_mode = NULL;
+	exit_alt_charset_mode = NULL;
+	set_attributes = NULL;
+    }
+#endif
+}
+
+static int
+drv_twait(TERMINAL_CONTROL_BLOCK * TCB,
+	  int mode,
+	  int milliseconds,
+	  int *timeleft
+	  EVENTLIST_2nd(_nc_eventlist * evl))
+{
+    SCREEN *sp;
+
+    AssertTCB();
+    SetSP();
+
+    return _nc_timed_wait(sp, mode, milliseconds, timeleft EVENTLIST_2nd(evl));
+}
+
+static int
+drv_read(TERMINAL_CONTROL_BLOCK * TCB, int *buf)
+{
+    SCREEN *sp;
+    unsigned char c2 = 0;
+    int n;
+
+    AssertTCB();
+    assert(buf);
+    SetSP();
+
+# if USE_PTHREADS_EINTR
+    if ((pthread_self) && (pthread_kill) && (pthread_equal))
+	_nc_globals.read_thread = pthread_self();
+# endif
+    n = (int) read(sp->_ifd, &c2, (size_t) 1);
+#if USE_PTHREADS_EINTR
+    _nc_globals.read_thread = 0;
+#endif
+    *buf = (int) c2;
+    return n;
+}
+
+static int
+drv_nap(TERMINAL_CONTROL_BLOCK * TCB GCC_UNUSED, int ms)
+{
+#if HAVE_NANOSLEEP
+    {
+	struct timespec request, remaining;
+	request.tv_sec = ms / 1000;
+	request.tv_nsec = (ms % 1000) * 1000000;
+	while (nanosleep(&request, &remaining) == -1
+	       && errno == EINTR) {
+	    request = remaining;
+	}
+    }
+#else
+    _nc_timed_wait(0, 0, ms, (int *) 0 EVENTLIST_2nd(0));
+#endif
+    return OK;
+}
+
+static int
+__nc_putp(SCREEN *sp, const char *name GCC_UNUSED, const char *value)
+{
+    int rc = ERR;
+
+    if (value) {
+	rc = NCURSES_PUTP2(name, value);
+    }
+    return rc;
+}
+
+static int
+__nc_putp_flush(SCREEN *sp, const char *name, const char *value)
+{
+    int rc = __nc_putp(sp, name, value);
+    if (rc != ERR) {
+	NCURSES_SP_NAME(_nc_flush) (sp);
+    }
+    return rc;
+}
+
+static int
+drv_kpad(TERMINAL_CONTROL_BLOCK * TCB, int flag)
+{
+    int ret = ERR;
+    SCREEN *sp;
+
+    AssertTCB();
+
+    sp = TCB->csp;
+
+    if (sp) {
+	if (flag) {
+	    (void) __nc_putp_flush(sp, "keypad_xmit", keypad_xmit);
+	} else if (!flag && keypad_local) {
+	    (void) __nc_putp_flush(sp, "keypad_local", keypad_local);
+	}
+	if (flag && !sp->_tried) {
+	    _nc_init_keytry(sp);
+	    sp->_tried = TRUE;
+	}
+	ret = OK;
+    }
+
+    return ret;
+}
+
+static int
+drv_keyok(TERMINAL_CONTROL_BLOCK * TCB, int c, int flag)
+{
+    SCREEN *sp;
+    int code = ERR;
+    int count = 0;
+    char *s;
+
+    AssertTCB();
+    SetSP();
+
+    if (c >= 0) {
+	unsigned ch = (unsigned) c;
+	if (flag) {
+	    while ((s = _nc_expand_try(sp->_key_ok,
+				       ch, &count, (size_t) 0)) != 0
+		   && _nc_remove_key(&(sp->_key_ok), ch)) {
+		code = _nc_add_to_try(&(sp->_keytry), s, ch);
+		free(s);
+		count = 0;
+		if (code != OK)
+		    break;
+	    }
+	} else {
+	    while ((s = _nc_expand_try(sp->_keytry,
+				       ch, &count, (size_t) 0)) != 0
+		   && _nc_remove_key(&(sp->_keytry), ch)) {
+		code = _nc_add_to_try(&(sp->_key_ok), s, ch);
+		free(s);
+		count = 0;
+		if (code != OK)
+		    break;
+	    }
+	}
+    }
+    return (code);
+}
+
+static int
+drv_cursorSet(TERMINAL_CONTROL_BLOCK * TCB, int vis)
+{
+    SCREEN *sp;
+    int code = ERR;
+
+    AssertTCB();
+    SetSP();
+
+    T((T_CALLED("tinfo:drv_cursorSet(%p,%d)"), (void *) SP_PARM, vis));
+
+    if (SP_PARM != 0 && IsTermInfo(SP_PARM)) {
+	switch (vis) {
+	case 2:
+	    code = NCURSES_PUTP2_FLUSH("cursor_visible", cursor_visible);
+	    break;
+	case 1:
+	    code = NCURSES_PUTP2_FLUSH("cursor_normal", cursor_normal);
+	    break;
+	case 0:
+	    code = NCURSES_PUTP2_FLUSH("cursor_invisible", cursor_invisible);
+	    break;
+	}
+    } else {
+	code = ERR;
+    }
+    returnCode(code);
+}
+
+static bool
+drv_kyExist(TERMINAL_CONTROL_BLOCK * TCB, int key)
+{
+    bool res = FALSE;
+
+    AssertTCB();
+    if (TCB->csp)
+	res = TINFO_HAS_KEY(TCB->csp, key) == 0 ? FALSE : TRUE;
+
+    return res;
+}
+
+NCURSES_EXPORT_VAR (TERM_DRIVER) _nc_TINFO_DRIVER = {
+    TRUE,
+	drv_Name,		/* Name */
+	drv_CanHandle,		/* CanHandle */
+	drv_init,		/* init */
+	drv_release,		/* release */
+	drv_size,		/* size */
+	drv_sgmode,		/* sgmode */
+	drv_conattr,		/* conattr */
+	drv_mvcur,		/* hwcur */
+	drv_mode,		/* mode */
+	drv_rescol,		/* rescol */
+	drv_rescolors,		/* rescolors */
+	drv_setcolor,		/* color */
+	drv_dobeepflash,	/* doBeepOrFlash */
+	drv_initpair,		/* initpair */
+	drv_initcolor,		/* initcolor */
+	drv_do_color,		/* docolor */
+	drv_initmouse,		/* initmouse */
+	drv_testmouse,		/* testmouse */
+	drv_setfilter,		/* setfilter */
+	drv_hwlabel,		/* hwlabel */
+	drv_hwlabelOnOff,	/* hwlabelOnOff */
+	drv_doupdate,		/* update */
+	drv_defaultcolors,	/* defaultcolors */
+	drv_print,		/* print */
+	drv_getsize,		/* getsize */
+	drv_setsize,		/* setsize */
+	drv_initacs,		/* initacs */
+	drv_screen_init,	/* scinit */
+	drv_wrap,		/* scexit */
+	drv_twait,		/* twait  */
+	drv_read,		/* read */
+	drv_nap,		/* nap */
+	drv_kpad,		/* kpad */
+	drv_keyok,		/* kyOk */
+	drv_kyExist,		/* kyExist */
+	drv_cursorSet		/* cursorSet */
+};