diff --git a/progs/tabs.c b/progs/tabs.c
new file mode 100644
index 0000000..9974c33
--- /dev/null
+++ b/progs/tabs.c
@@ -0,0 +1,546 @@
+/****************************************************************************
+ * Copyright (c) 2008-2013,2015 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: Thomas E. Dickey                        2008                    *
+ ****************************************************************************/
+
+/*
+ * tabs.c --  set terminal hard-tabstops
+ */
+
+#define USE_LIBTINFO
+#include <progs.priv.h>
+
+MODULE_ID("$Id: tabs.c,v 1.37 2015/07/04 21:14:42 tom Exp $")
+
+static void usage(void) GCC_NORETURN;
+
+static char *prg_name;
+static int max_cols;
+
+static void
+failed(const char *s)
+{
+    perror(s);
+    ExitProgram(EXIT_FAILURE);
+}
+
+static int
+putch(int c)
+{
+    return putchar(c);
+}
+
+static void
+do_tabs(int *tab_list)
+{
+    int last = 1;
+    int stop;
+
+    putchar('\r');
+    while ((stop = *tab_list++) > 0) {
+	if (last < stop) {
+	    while (last++ < stop) {
+		if (last > max_cols)
+		    break;
+		putchar(' ');
+	    }
+	}
+	if (stop <= max_cols) {
+	    tputs(tparm(set_tab, stop), 1, putch);
+	    last = stop;
+	} else {
+	    break;
+	}
+    }
+    putchar('\r');
+}
+
+static int *
+decode_tabs(const char *tab_list)
+{
+    int *result = typeCalloc(int, strlen(tab_list) + (unsigned) max_cols);
+    int n = 0;
+    int value = 0;
+    int prior = 0;
+    int ch;
+
+    if (result == 0)
+	failed("decode_tabs");
+
+    while ((ch = *tab_list++) != '\0') {
+	if (isdigit(UChar(ch))) {
+	    value *= 10;
+	    value += (ch - '0');
+	} else if (ch == ',') {
+	    result[n] = value + prior;
+	    if (n > 0 && result[n] <= result[n - 1]) {
+		fprintf(stderr,
+			"%s: tab-stops are not in increasing order: %d %d\n",
+			prg_name, value, result[n - 1]);
+		free(result);
+		result = 0;
+		break;
+	    }
+	    ++n;
+	    value = 0;
+	    prior = 0;
+	} else if (ch == '+') {
+	    if (n)
+		prior = result[n - 1];
+	}
+    }
+
+    if (result != 0) {
+	/*
+	 * If there is only one value, then it is an option such as "-8".
+	 */
+	if ((n == 0) && (value > 0)) {
+	    int step = value;
+	    value = 1;
+	    while (n < max_cols - 1) {
+		result[n++] = value;
+		value += step;
+	    }
+	}
+
+	/*
+	 * Add the last value, if any.
+	 */
+	result[n++] = value + prior;
+	result[n] = 0;
+    }
+
+    return result;
+}
+
+static void
+print_ruler(int *tab_list)
+{
+    int last = 0;
+    int stop;
+    int n;
+
+    /* first print a readable ruler */
+    for (n = 0; n < max_cols; n += 10) {
+	int ch = 1 + (n / 10);
+	char buffer[20];
+	_nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+		    "----+----%c",
+		    ((ch < 10)
+		     ? (ch + '0')
+		     : (ch + 'A' - 10)));
+	printf("%.*s", ((max_cols - n) > 10) ? 10 : (max_cols - n), buffer);
+    }
+    putchar('\n');
+
+    /* now, print '*' for each stop */
+    for (n = 0, last = 0; (tab_list[n] > 0) && (last < max_cols); ++n) {
+	stop = tab_list[n];
+	while (++last < stop) {
+	    if (last <= max_cols) {
+		putchar('-');
+	    } else {
+		break;
+	    }
+	}
+	if (last <= max_cols) {
+	    putchar('*');
+	    last = stop;
+	} else {
+	    break;
+	}
+    }
+    while (++last <= max_cols)
+	putchar('-');
+    putchar('\n');
+}
+
+/*
+ * Write an '*' on each tabstop, to demonstrate whether it lines up with the
+ * ruler.
+ */
+static void
+write_tabs(int *tab_list)
+{
+    int stop;
+
+    while ((stop = *tab_list++) > 0 && stop <= max_cols) {
+	fputs((stop == 1) ? "*" : "\t*", stdout);
+    };
+    /* also show a tab _past_ the stops */
+    if (stop < max_cols)
+	fputs("\t+", stdout);
+    putchar('\n');
+}
+
+/*
+ * Trim leading/trailing blanks, as well as blanks after a comma.
+ * Convert embedded blanks to commas.
+ */
+static char *
+trimmed_tab_list(const char *source)
+{
+    char *result = strdup(source);
+    int ch, j, k, last;
+
+    if (result != 0) {
+	for (j = k = last = 0; result[j] != 0; ++j) {
+	    ch = UChar(result[j]);
+	    if (isspace(ch)) {
+		if (last == '\0') {
+		    continue;
+		} else if (isdigit(last) || last == ',') {
+		    ch = ',';
+		}
+	    } else if (ch == ',') {
+		;
+	    } else {
+		if (last == ',')
+		    result[k++] = (char) last;
+		result[k++] = (char) ch;
+	    }
+	    last = ch;
+	}
+	result[k] = '\0';
+    }
+    return result;
+}
+
+static bool
+comma_is_needed(const char *source)
+{
+    bool result = FALSE;
+
+    if (source != 0) {
+	size_t len = strlen(source);
+	if (len != 0)
+	    result = (source[len - 1] != ',');
+    } else {
+	result = FALSE;
+    }
+    return result;
+}
+
+/*
+ * Add a command-line parameter to the tab-list.  It can be blank- or comma-
+ * separated (or a mixture).  For simplicity, empty tabs are ignored, e.g.,
+ *	tabs 1,,6,11
+ *	tabs 1,6,11
+ * are treated the same.
+ */
+static const char *
+add_to_tab_list(char **append, const char *value)
+{
+    char *result = *append;
+    char *copied = trimmed_tab_list(value);
+
+    if (copied != 0 && *copied != '\0') {
+	const char *comma = ",";
+	size_t need = 1 + strlen(copied);
+
+	if (*copied == ',')
+	    comma = "";
+	else if (!comma_is_needed(*append))
+	    comma = "";
+
+	need += strlen(comma);
+	if (*append != 0)
+	    need += strlen(*append);
+
+	result = malloc(need);
+	if (result == 0)
+	    failed("add_to_tab_list");
+
+	*result = '\0';
+	if (*append != 0) {
+	    _nc_STRCPY(result, *append, need);
+	    free(*append);
+	}
+	_nc_STRCAT(result, comma, need);
+	_nc_STRCAT(result, copied, need);
+
+	*append = result;
+    }
+    free(copied);
+    return result;
+}
+
+/*
+ * Check for illegal characters in the tab-list.
+ */
+static bool
+legal_tab_list(const char *tab_list)
+{
+    bool result = TRUE;
+
+    if (tab_list != 0 && *tab_list != '\0') {
+	if (comma_is_needed(tab_list)) {
+	    int n, ch;
+	    for (n = 0; tab_list[n] != '\0'; ++n) {
+		ch = UChar(tab_list[n]);
+		if (!(isdigit(ch) || ch == ',' || ch == '+')) {
+		    fprintf(stderr,
+			    "%s: unexpected character found '%c'\n",
+			    prg_name, ch);
+		    result = FALSE;
+		    break;
+		}
+	    }
+	} else {
+	    fprintf(stderr, "%s: trailing comma found '%s'\n", prg_name, tab_list);
+	    result = FALSE;
+	}
+    } else {
+	fprintf(stderr, "%s: no tab-list given\n", prg_name);
+	result = FALSE;
+    }
+    return result;
+}
+
+static char *
+skip_list(char *value)
+{
+    while (*value != '\0' &&
+	   (isdigit(UChar(*value)) ||
+	    isspace(UChar(*value)) ||
+	    strchr("+,", UChar(*value)) != 0)) {
+	++value;
+    }
+    return value;
+}
+
+static void
+usage(void)
+{
+#define DATA(s) s "\n"
+    static const char msg[] =
+    {
+	DATA("Usage: tabs [options] [tabstop-list]")
+	DATA("")
+	DATA("Options:")
+	DATA("  -0       reset tabs")
+	DATA("  -8       set tabs to standard interval")
+	DATA("  -a       Assembler, IBM S/370, first format")
+	DATA("  -a2      Assembler, IBM S/370, second format")
+	DATA("  -c       COBOL, normal format")
+	DATA("  -c2      COBOL compact format")
+	DATA("  -c3      COBOL compact format extended")
+	DATA("  -d       debug (show ruler with expected/actual tab positions)")
+	DATA("  -f       FORTRAN")
+	DATA("  -n       no-op (do not modify terminal settings)")
+	DATA("  -p       PL/I")
+	DATA("  -s       SNOBOL")
+	DATA("  -u       UNIVAC 1100 Assembler")
+	DATA("  -T name  use terminal type 'name'")
+	DATA("  -V       print version")
+	DATA("")
+	DATA("A tabstop-list is an ordered list of column numbers, e.g., 1,11,21")
+	DATA("or 1,+10,+10 which is the same.")
+    };
+#undef DATA
+
+    fflush(stdout);
+    fputs(msg, stderr);
+    ExitProgram(EXIT_FAILURE);
+}
+
+int
+main(int argc, char *argv[])
+{
+    int rc = EXIT_FAILURE;
+    bool debug = FALSE;
+    bool no_op = FALSE;
+    int n, ch;
+    NCURSES_CONST char *term_name = 0;
+    char *append = 0;
+    const char *tab_list = 0;
+
+    prg_name = _nc_rootname(argv[0]);
+
+    if ((term_name = getenv("TERM")) == 0)
+	term_name = "ansi+tabs";
+
+    /* cannot use getopt, since some options are two-character */
+    for (n = 1; n < argc; ++n) {
+	char *option = argv[n];
+	switch (option[0]) {
+	case '-':
+	    while ((ch = *++option) != '\0') {
+		switch (ch) {
+		case 'a':
+		    switch (*++option) {
+		    default:
+		    case '\0':
+			tab_list = "1,10,16,36,72";
+			option--;
+			/* Assembler, IBM S/370, first format */
+			break;
+		    case '2':
+			tab_list = "1,10,16,40,72";
+			/* Assembler, IBM S/370, second format */
+			break;
+		    }
+		    break;
+		case 'c':
+		    switch (*++option) {
+		    default:
+		    case '\0':
+			tab_list = "1,8,12,16,20,55";
+			option--;
+			/* COBOL, normal format */
+			break;
+		    case '2':
+			tab_list = "1,6,10,14,49";
+			/* COBOL compact format */
+			break;
+		    case '3':
+			tab_list = "1,6,10,14,18,22,26,30,34,38,42,46,50,54,58,62,67";
+			/* COBOL compact format extended */
+			break;
+		    }
+		    break;
+		case 'd':	/* ncurses extension */
+		    debug = TRUE;
+		    break;
+		case 'f':
+		    tab_list = "1,7,11,15,19,23";
+		    /* FORTRAN */
+		    break;
+		case 'n':	/* ncurses extension */
+		    no_op = TRUE;
+		    break;
+		case 'p':
+		    tab_list = "1,5,9,13,17,21,25,29,33,37,41,45,49,53,57,61";
+		    /* PL/I */
+		    break;
+		case 's':
+		    tab_list = "1,10,55";
+		    /* SNOBOL */
+		    break;
+		case 'u':
+		    tab_list = "1,12,20,44";
+		    /* UNIVAC 1100 Assembler */
+		    break;
+		case 'T':
+		    ++n;
+		    if (*++option != '\0') {
+			term_name = option;
+		    } else {
+			term_name = argv[n++];
+			option--;
+		    }
+		    option += ((int) strlen(option)) - 1;
+		    continue;
+		case 'V':
+		    puts(curses_version());
+		    ExitProgram(EXIT_SUCCESS);
+		default:
+		    if (isdigit(UChar(*option))) {
+			char *copy = strdup(option);
+			*skip_list(copy) = '\0';
+			tab_list = copy;
+			option = skip_list(option) - 1;
+		    } else {
+			usage();
+		    }
+		    break;
+		}
+	    }
+	    break;
+	case '+':
+	    while ((ch = *++option) != '\0') {
+		switch (ch) {
+		case 'm':
+		    /*
+		     * The "+mXXX" option is unimplemented because only the long-obsolete
+		     * att510d implements smgl, which is needed to support
+		     * this option.
+		     */
+		    break;
+		default:
+		    /* special case of relative stops separated by spaces? */
+		    if (option == argv[n] + 1) {
+			tab_list = add_to_tab_list(&append, argv[n]);
+		    }
+		    break;
+		}
+	    }
+	    break;
+	default:
+	    if (append != 0) {
+		if (tab_list != (const char *) append) {
+		    /* one of the predefined options was used */
+		    free(append);
+		    append = 0;
+		}
+	    }
+	    tab_list = add_to_tab_list(&append, option);
+	    break;
+	}
+    }
+
+    setupterm(term_name, STDOUT_FILENO, (int *) 0);
+
+    max_cols = (columns > 0) ? columns : 80;
+
+    if (!VALID_STRING(clear_all_tabs)) {
+	fprintf(stderr,
+		"%s: terminal type '%s' cannot reset tabs\n",
+		prg_name, term_name);
+    } else if (!VALID_STRING(set_tab)) {
+	fprintf(stderr,
+		"%s: terminal type '%s' cannot set tabs\n",
+		prg_name, term_name);
+    } else if (legal_tab_list(tab_list)) {
+	int *list = decode_tabs(tab_list);
+
+	if (!no_op)
+	    tputs(clear_all_tabs, 1, putch);
+
+	if (list != 0) {
+	    if (!no_op)
+		do_tabs(list);
+	    if (debug) {
+		fflush(stderr);
+		printf("tabs %s\n", tab_list);
+		print_ruler(list);
+		write_tabs(list);
+	    }
+	    free(list);
+	} else if (debug) {
+	    fflush(stderr);
+	    printf("tabs %s\n", tab_list);
+	}
+	rc = EXIT_SUCCESS;
+    }
+    if (append != 0)
+	free(append);
+    ExitProgram(rc);
+}