Remove printf (it's a builtin in dash)
diff --git a/utils/Makefile b/utils/Makefile
index 6a64f2f..336e1e9 100644
--- a/utils/Makefile
+++ b/utils/Makefile
@@ -6,7 +6,7 @@
 CFLAGS       = $(MAKEDEPS) $(OPTFLAGS) $(REQFLAGS) -W -Wall
 LIBS         = $(KLIBC) $(LIBGCC)
 PROGS       := chroot dd fstype mkdir mkfifo mount pivot_root umount \
-		true false sleep ln nuke minips run-init printf cat \
+		true false sleep ln nuke minips run-init cat \
 		insmod uname
 STATICPROGS := $(patsubst %,static/%,$(PROGS))
 SHAREDPROGS := $(patsubst %,shared/%,$(PROGS))
diff --git a/utils/printf.c b/utils/printf.c
deleted file mode 100644
index beb8b5d..0000000
--- a/utils/printf.c
+++ /dev/null
@@ -1,677 +0,0 @@
-/*	$NetBSD: printf.c,v 1.28 2003/06/25 12:56:59 dsl Exp $	*/
-
-/*
- * Copyright (c) 1989, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef __KLIBC__
-#include <sys/cdefs.h>
-#endif
-#ifndef __COPYRIGHT
-#define __COPYRIGHT(arg)
-#endif
-#ifndef __RCSID
-#define __RCSID(arg)
-#endif
-#ifndef lint
-#if !defined(BUILTIN) && !defined(SHELL)
-__COPYRIGHT("@(#) Copyright (c) 1989, 1993\n\
-	The Regents of the University of California.  All rights reserved.\n");
-#endif
-#endif
-
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)printf.c	8.2 (Berkeley) 3/22/95";
-#else
-__RCSID("$NetBSD: printf.c,v 1.28 2003/06/25 12:56:59 dsl Exp $");
-#endif
-#endif /* not lint */
-
-#include <sys/types.h>
-
-#include <ctype.h>
-#ifndef __KLIBC__
-#include <err.h>
-#endif
-#include <errno.h>
-#include <inttypes.h>
-#include <limits.h>
-#ifdef HAVE_LOCALE_H
-#include <locale.h>
-#endif
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#ifdef __linux__
-//#include "compat_linux.h"
-#endif
-
-#ifdef __GNUC__
-#define ESCAPE '\e'
-#else
-#define ESCAPE 033
-#endif
-
-static void	 conv_escape_str(char *, void (*)(int));
-static char	*conv_escape(char *, char *);
-static char	*conv_expand(const char *);
-static int	 getchr(void);
-#ifndef __KLIBC__
-static double	 getdouble(void);
-#endif
-static int	 getwidth(void);
-static intmax_t	 getintmax(void);
-static uintmax_t getuintmax(void);
-static char	*getstr(void);
-static char	*mklong(const char *, int);
-static void      check_conversion(const char *, const char *);
-static void	 usage(void); 
-
-static void	b_count(int);
-static void	b_output(int);
-static int	b_length;
-static char	*b_fmt;
-
-static int	rval;
-static char  **gargv;
-
-#ifdef BUILTIN		/* csh builtin */
-#define main progprintf
-#endif
-
-#ifdef SHELL		/* sh (aka ash) builtin */
-#define main printfcmd
-#include "bltin/bltin.h"
-#endif /* SHELL */
-
-#define PF(f, func) { \
-	if (fieldwidth != -1) { \
-		if (precision != -1) \
-			(void)printf(f, fieldwidth, precision, func); \
-		else \
-			(void)printf(f, fieldwidth, func); \
-	} else if (precision != -1) \
-		(void)printf(f, precision, func); \
-	else \
-		(void)printf(f, func); \
-}
-
-#define APF(cpp, f, func) { \
-	if (fieldwidth != -1) { \
-		if (precision != -1) \
-			(void)asprintf(cpp, f, fieldwidth, precision, func); \
-		else \
-			(void)asprintf(cpp, f, fieldwidth, func); \
-	} else if (precision != -1) \
-		(void)asprintf(cpp, f, precision, func); \
-	else \
-		(void)asprintf(cpp, f, func); \
-}
-
-int main(int, char **);
-int main(int argc, char *argv[])
-{
-	char *fmt, *start;
-	int fieldwidth, precision;
-	char nextch;
-	char *format;
-	int ch;
-
-	while ((ch = getopt(argc, argv, "")) != -1) {
-		switch (ch) {
-		case '?':
-		default:
-			usage();
-			return (1);
-		}
-	}
-	argc -= optind;
-	argv += optind;
-
-	if (argc < 1) {
-		usage();
-		return (1);
-	}
-
-	format = *argv;
-	gargv = ++argv;
-
-#define SKIP1	"#-+ 0"
-#define SKIP2	"*0123456789"
-	do {
-		/*
-		 * Basic algorithm is to scan the format string for conversion
-		 * specifications -- once one is found, find out if the field
-		 * width or precision is a '*'; if it is, gather up value. 
-		 * Note, format strings are reused as necessary to use up the
-		 * provided arguments, arguments of zero/null string are 
-		 * provided to use up the format string.
-		 */
-
-		/* find next format specification */
-		for (fmt = format; (ch = *fmt++) ;) {
-			if (ch == '\\') {
-				char c_ch;
-				fmt = conv_escape(fmt, &c_ch);
-				putchar(c_ch);
-				continue;
-			}
-			if (ch != '%' || (*fmt == '%' && ++fmt)) {
-				(void)putchar(ch);
-				continue;
-			}
-
-			/* Ok - we've found a format specification,
-			   Save its address for a later printf(). */
-			start = fmt - 1;
-
-			/* skip to field width */
-			fmt += strspn(fmt, SKIP1);
-			fieldwidth = *fmt == '*' ? getwidth() : -1;
-
-			/* skip to possible '.', get following precision */
-			fmt += strspn(fmt, SKIP2);
-			if (*fmt == '.')
-				++fmt;
-			precision = *fmt == '*' ? getwidth() : -1;
-
-			fmt += strspn(fmt, SKIP2);
-
-			ch = *fmt;
-			if (!ch) {
-				fprintf(stderr, "missing format character");
-				return (1);
-			}
-			/* null terminate format string to we can use it
-			   as an argument to printf. */
-			nextch = fmt[1];
-			fmt[1] = 0;
-			switch (ch) {
-
-			case 'B': {
-				const char *p = conv_expand(getstr());
-				*fmt = 's';
-				PF(start, p);
-				break;
-			}
-			case 'b': {
-				/* There has to be a better way to do this,
-				 * but the string we generate might have
-				 * embedded nulls. */
-				static char *a, *t;
-				char *cp = getstr();
-				/* Free on entry in case shell longjumped out */
-				if (a != NULL)
-					free(a);
-				a = NULL;
-				if (t != NULL)
-					free(t);
-				t = NULL;
-				/* Count number of bytes we want to output */
-				b_length = 0;
-				conv_escape_str(cp, b_count);
-				t = malloc(b_length + 1);
-				if (t == NULL)
-					break;
-				memset(t, 'x', b_length);
-				t[b_length] = 0;
-				/* Get printf to calculate the lengths */
-				*fmt = 's';
-				APF(&a, start, t);
-				b_fmt = a;
-				/* Output leading spaces and data bytes */
-				conv_escape_str(cp, b_output);
-				/* Add any trailing spaces */
-				printf("%s", b_fmt);
-				break;
-			}
-			case 'c': {
-				char p = getchr();
-				PF(start, p);
-				break;
-			}
-			case 's': {
-				char *p = getstr();
-				PF(start, p);
-				break;
-			}
-			case 'd':
-			case 'i': {
-				intmax_t p = getintmax();
-				char *f = mklong(start, ch);
-				PF(f, p);
-				break;
-			}
-			case 'o':
-			case 'u':
-			case 'x':
-			case 'X': {
-				uintmax_t p = getuintmax();
-				char *f = mklong(start, ch);
-				PF(f, p);
-				break;
-			}
-#ifndef __KLIBC__
-			case 'e':
-			case 'E':
-			case 'f':
-			case 'g':
-			case 'G': {
-				double p = getdouble();
-				PF(start, p);
-				break;
-			}
-#endif
-			default:
-				fprintf(stderr, "%s: invalid directive", start);
-				return (1);
-			}
-			*fmt++ = ch;
-			*fmt = nextch;
-			/* escape if a \c was encountered */
-			if (rval & 0x100)
-				return (rval & ~0x100);
-		}
-	} while (gargv != argv && *gargv);
-
-	return (rval);
-}
-
-/* helper functions for conv_escape_str */
-
-static void
-b_count(int ch)
-{
-	ch = b_length++;
-}
-
-/* Output one converted character for every 'x' in the 'format' */
-
-static void
-b_output(int ch)
-{
-	for (;;) {
-		switch (*b_fmt++) {
-		case 0:
-			b_fmt--;
-			return;
-		case ' ':
-			putchar(' ');
-			break;
-		default:
-			putchar(ch);
-			return;
-		}
-	}
-}
-
-
-/*
- * Print SysV echo(1) style escape string 
- *	Halts processing string if a \c escape is encountered.
- */
-static void
-conv_escape_str(char *str, void (*do_putchar)(int))
-{
-	int value;
-	int ch;
-	char c;
-
-	while ((ch = *str++)) {
-		if (ch != '\\') {
-			do_putchar(ch);
-			continue;
-		}
-
-		ch = *str++;
-		if (ch == 'c') {
-			/* \c as in SYSV echo - abort all processing.... */
-			rval |= 0x100;
-			break;
-		}
-
-		/* 
-		 * %b string octal constants are not like those in C.
-		 * They start with a \0, and are followed by 0, 1, 2, 
-		 * or 3 octal digits. 
-		 */
-		if (ch == '0') {
-			char octnum[4], *oct_end;
-			octnum[0] = str[0];
-			octnum[1] = str[1];
-			octnum[2] = str[2];
-			octnum[3] = 0;
-			do_putchar(strtoul(octnum, &oct_end, 8));
-			str += oct_end - octnum;
-			continue;
-		}
-
-		/* \[M][^|-]C as defined by vis(3) */
-		if (ch == 'M' && *str == '-') {
-			do_putchar(0200 | str[1]);
-			str += 2;
-			continue;
-		}
-		if (ch == 'M' && *str == '^') {
-			str++;
-			value = 0200;
-			ch = '^';
-		} else
-			value = 0;
-		if (ch == '^') {
-			ch = *str++;
-			if (ch == '?')
-				value |= 0177;
-			else
-				value |= ch & 037;
-			do_putchar(value);
-			continue;
-		}
-
-		/* Finally test for sequences valid in the format string */
-		str = conv_escape(str - 1, &c);
-		do_putchar(c);
-	}
-}
-
-/*
- * Print "standard" escape characters 
- */
-static char *
-conv_escape(char *str, char *conv_ch)
-{
-	int value;
-	int ch;
-	char num_buf[4], *num_end;
-
-	ch = *str++;
-
-	switch (ch) {
-	case '0': case '1': case '2': case '3':
-	case '4': case '5': case '6': case '7':
-		num_buf[0] = ch;
-		ch = str[0];
-		num_buf[1] = ch;
-		num_buf[2] = ch ? str[1] : 0;
-		num_buf[3] = 0;
-		value = strtoul(num_buf, &num_end, 8);
-		str += num_end  - (num_buf + 1);
-		break;
-
-	case 'x':
-		/* Hexadecimal character constants are not required to be
-		   supported (by SuS v1) because there is no consistent
-		   way to detect the end of the constant.
-		   Supporting 2 byte constants is a compromise. */
-		ch = str[0];
-		num_buf[0] = ch;
-		num_buf[1] = ch ? str[1] : 0;
-		num_buf[2] = 0;
-		value = strtoul(num_buf, &num_end, 16);
-		str += num_end - num_buf;
-		break;
-
-	case '\\':	value = '\\';	break;	/* backslash */
-	case '\'':	value = '\'';	break;	/* single quote */
-	case '"':	value = '"';	break;	/* double quote */
-	case 'a':	value = '\a';	break;	/* alert */
-	case 'b':	value = '\b';	break;	/* backspace */
-	case 'e':	value = ESCAPE;	break;	/* escape */
-	case 'f':	value = '\f';	break;	/* form-feed */
-	case 'n':	value = '\n';	break;	/* newline */
-	case 'r':	value = '\r';	break;	/* carriage-return */
-	case 't':	value = '\t';	break;	/* tab */
-	case 'v':	value = '\v';	break;	/* vertical-tab */
-
-	default:
-		fprintf(stderr, "unknown escape sequence `\\%c'", ch);
-		rval = 1;
-		value = ch;
-		break;
-	}
-
-	*conv_ch = value;
-	return str;
-}
-
-/* expand a string so that everything is printable */
-
-static char *
-conv_expand(const char *str)
-{
-	static char *conv_str;
-	char *cp;
-	int ch;
-
-	if (conv_str)
-		free(conv_str);
-	/* get a buffer that is definitely large enough.... */
-	conv_str = malloc(4 * strlen(str) + 1);
-	if (!conv_str)
-		return "<no memory>";
-	cp = conv_str;
-
-	while ((ch = *(unsigned char *)str++)) {
-		switch (ch) {
-		/* Use C escapes for expected control characters */
-		case '\\':	ch = '\\';	break;	/* backslash */
-		case '\'':	ch = '\'';	break;	/* single quote */
-		case '"':	ch = '"';	break;	/* double quote */
-		case '\a':	ch = 'a';	break;	/* alert */
-		case '\b':	ch = 'b';	break;	/* backspace */
-		case ESCAPE:	ch = 'e';	break;	/* escape */
-		case '\f':	ch = 'f';	break;	/* form-feed */
-		case '\n':	ch = 'n';	break;	/* newline */
-		case '\r':	ch = 'r';	break;	/* carriage-return */
-		case '\t':	ch = 't';	break;	/* tab */
-		case '\v':	ch = 'v';	break;	/* vertical-tab */
-		default:
-			/* Copy anything printable */
-			if (isprint(ch)) {
-				*cp++ = ch;
-				continue;
-			}
-			/* Use vis(3) encodings for the rest */
-			*cp++ = '\\';
-			if (ch & 0200) {
-				*cp++ = 'M';
-				ch &= ~0200;
-			}
-			if (ch == 0177) {
-				*cp++ = '^';
-				*cp++ = '?';
-				continue;
-			}
-			if (ch < 040) {
-				*cp++ = '^';
-				*cp++ = ch | 0100;
-				continue;
-			}
-			*cp++ = '-';
-			*cp++ = ch;
-			continue;
-		}
-		*cp++ = '\\';
-		*cp++ = ch;
-	}
-
-	*cp = 0;
-	return conv_str;
-}
-
-static char *
-mklong(const char *str, int ch)
-{
-	static char copy[64];
-	size_t len;	
-
-	len = strlen(str) + 2;
-	if (len > sizeof copy) {
-		fprintf(stderr, "format %s too complex\n", str);
-		len = 4;
-	}
-	(void)memmove(copy, str, len - 3);
-	copy[len - 3] = 'j';
-	copy[len - 2] = ch;
-	copy[len - 1] = '\0';
-	return (copy);	
-}
-
-static int
-getchr(void)
-{
-	if (!*gargv)
-		return ('\0');
-	return ((int)**gargv++);
-}
-
-static char *
-getstr(void)
-{
-	if (!*gargv)
-		return ("");
-	return (*gargv++);
-}
-
-static int
-getwidth(void)
-{
-	long val;
-	char *s, *ep;
-
-	s = *gargv;
-	if (!*gargv)
-		return (0);
-	gargv++;
-
-	errno = 0;
-	val = strtoul(s, &ep, 0);
-	check_conversion(s, ep);
-
-	/* Arbitrarily 'restrict' field widths to 1Mbyte */
-	if (val < 0 || val > 1 << 20) {
-		fprintf(stderr, "%s: invalid field width", s);
-		return 0;
-	}
-
-	return val;
-}
-
-static intmax_t
-getintmax(void)
-{
-	intmax_t val;
-	char *cp, *ep;
-
-	cp = *gargv;
-	if (cp == NULL)
-		return 0;
-	gargv++;
-
-	if (*cp == '\"' || *cp == '\'')
-		return *(cp+1);
-
-	errno = 0;
-	val = strtoimax(cp, &ep, 0);
-	check_conversion(cp, ep);
-	return val;
-}
-
-static uintmax_t
-getuintmax(void)
-{
-	uintmax_t val;
-	char *cp, *ep;
-
-	cp = *gargv;
-	if (cp == NULL)
-		return 0;
-	gargv++;
-
-	if (*cp == '\"' || *cp == '\'')
-		return *(cp+1);
-
-	/* strtoumax won't error -ve values */
-	while (isspace(*(unsigned char *)cp))
-		cp++;
-	if (*cp == '-') {
-		fprintf(stderr, "%s: expected positive numeric value", cp);
-		rval = 1;
-		return 0;
-	}
-
-	errno = 0;
-	val = strtoumax(cp, &ep, 0);
-	check_conversion(cp, ep);
-	return val;
-}
-
-#ifndef __KLIBC__
-static double
-getdouble(void)
-{
-	double val;
-	char *ep;
-
-	if (!*gargv)
-		return (0.0);
-
-	if (**gargv == '\"' || **gargv == '\'')
-		return (double) *((*gargv++)+1);
-
-	errno = 0;
-	val = strtod(*gargv, &ep);
-	check_conversion(*gargv++, ep);
-	return val;
-}
-#endif
-
-static void
-check_conversion(const char *s, const char *ep)
-{
-	if (*ep) {
-		if (ep == s)
-			fprintf(stderr, "%s: expected numeric value", s);
-		else
-			fprintf(stderr, "%s: not completely converted", s);
-		rval = 1;
-	} else if (errno == ERANGE) {
-		fprintf(stderr, "%s: %s", s, strerror(ERANGE));
-		rval = 1;
-	}
-}
-
-static void
-usage(void)
-{
-	(void)fprintf(stderr, "usage: printf format [arg ...]\n");
-}