* libc/include/langinfo.h: New file.

	* libc/include/wchar.h: Likewise.
	* libc/include/sys/syslimits.h: Likewise.
	* libc/locale/fix_grouping.c: Likewise.
	* libc/locale/ldpart.c: Likewise.
	* libc/locale/ldpart.h: Likewise.
	* libc/locale/lmessages.c: Likewise.
	* libc/locale/lmessages.h: Likewise.
	* libc/locale/lmonetary.c: Likewise.
	* libc/locale/lmonetary.h: Likewise.
	* libc/locale/lnumeric.c: Likewise.
	* libc/locale/lnumeric.h: Likewise.
	* libc/locale/nl_langinfo.3: Likewise.
	* libc/locale/nl_langinfo.c: Likewise.
	* libc/locale/timelocal.c: Likewise.
	* libc/locale/timelocal.h: Likewise.
	* libc/stdlib/btowc.c: Likewise.
	* libc/stdlib/mbrlen.c: Likewise.
	* libc/stdlib/mbrtowc.c: Likewise.
	* libc/stdlib/mbsinit.c: Likewise.
	* libc/stdlib/mbsrtowcs.c: Likewise.
	* libc/stdlib/wcrtomb.c: Likewise.
	* libc/stdlib/wcsrtombs.c: Likewise.
	* libc/stdlib/wctob.c: Likewise.
	* libc/sys/linux/prof-freq.c: Likewise.
	* libc/sys/linux/profile.c: Likewise.
	* libc/sys/linux/machine/i386/dl-procinfo.c: Likewise.
	* libc/sys/linux/machine/i386/dl-procinfo.h: Likewise.
	* libc/include/stdlib.h: Change re-entrant functions to take
	mbstate_t pointers.
	* libc/include/sys/_types.h: Define _mbstate_t.
	* libc/include/sys/config.h (MB_LEN_MAX): New macro.
	* libc/include/sys/errno.h (EILSEQ): New error code.
	* libc/include/sys/reent.h: Include wchar.h.  Change reentrant
	structure to use mbstate_t.
	* libc/locale/Makefile.am (LIB_SOURCES): Add new files.
	* libc/machine/powerpc/vfprintf.c: Use mbstate_t.
	* libc/machine/powerpc/vfscanf.c: Likewise.
	* libc/stdio/getdelim.c: Reallocate buffer only when necessary.
	* libc/stdio/vfprintf.c: Likewise.
	* libc/stdio/vfscanf.c: Likewise.
	* libc/stdlib/Makefile.am (LIB_SOURCES): Add new files.
	* libc/stdlib/mblen.c: Use mbstate_t.
	* libc/stdlib/mblen_r.c: Likewise.
	* libc/stdlib/mbstowcs.c: Likewise.
	* libc/stdlib/mbstowcs_r.c: Likewise.
	* libc/stdlib/mbtowc.c: Likewise.
	* libc/stdlib/mbtowc_r.c: Likewise.
	* libc/stdlib/wcstombs.c: Likewise.
	* libc/stdlib/wcstombs_r.c: Likewise.
	* libc/stdlib/wctomb_r.c: Likewise.
	* libc/sys/linux/Makefile.am (LIB_SOURCES): Add prof-freq.c and
	profile.c.
	* libc/sys/linux/machine/i386/Makefile.am (LIB_SOURCES): Add
	dl-procinfo.c.
	* libc/sys/linux/sys/errno.h (EILSEQ): New error code.
	* libc/sys/linux/sys/types.h (off_t): Define type.
	* testsuite/newlib.locale/UTF-8.c: Change locale name from UTF-8
	to C-UTF-8.
	* testsuite/newlib.locale/UTF-8.exp: Likewise.

13 files changed, 283 insertions, 19 deletions

diff --git a/newlib/libc/sys/linux/Makefile.am b/newlib/libc/sys/linux/Makefile.am
index 7e967f0c4..55845d45a 100644
--- a/newlib/libc/sys/linux/Makefile.am
+++ b/newlib/libc/sys/linux/Makefile.am
@@ -2,7 +2,7 @@
 
 AUTOMAKE_OPTIONS = cygnus
 
-INCLUDES = -I$(srcdir)/include $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
+INCLUDES = -I$(srcdir)/include $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS) $(INCLTDL)
 
 SUBDIRS = machine \
 	cmath \
@@ -76,6 +76,8 @@ LIB_SOURCES = \
 	pread.c \
 	pread64.c \
 	process.c \
+	prof-freq.c \
+	profile.c \
 	psignal.c \
 	pvallocr.c \
 	pwrite.c \
@@ -165,8 +167,19 @@ lib.a:  $(ADD_OBJS) $(lib_a_OBJECTS)
 
 endif # USE_LIBTOOL
 
-
-include $(srcdir)/../../../Makefile.shared
+objectlist.awk.in: $(noinst_LTLIBRARIES) $(SUBLIBS)
+	-rm -f objectlist.awk.in
+	for i in `ls *.lo` ; \
+	  do \
+	    echo $$i `pwd`/$$i >> objectlist.awk.in ; \
+	done
+	for j in $(SUBLIBS) ; \
+	  do \
+	    export i=`echo $$j | sed -e 's,\(.*\)\/[^\/]*$$,\1,'`; \
+	    if test $$i != "." && test -f $$i/objectlist.awk.in; then \
+	    	cat $$i/objectlist.awk.in >> objectlist.awk.in ; \
+	    fi; \
+	done
 
 all: crt0.o crt1.o
 
diff --git a/newlib/libc/sys/linux/Makefile.in b/newlib/libc/sys/linux/Makefile.in
index 701cf27ac..33eb7049c 100644
--- a/newlib/libc/sys/linux/Makefile.in
+++ b/newlib/libc/sys/linux/Makefile.in
@@ -11,7 +11,6 @@
 # PARTICULAR PURPOSE.
 
 
-
 SHELL = @SHELL@
 
 srcdir = @srcdir@
@@ -97,7 +96,7 @@ sys_dir = @sys_dir@
 
 AUTOMAKE_OPTIONS = cygnus
 
-INCLUDES = -I$(srcdir)/include $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
+INCLUDES = -I$(srcdir)/include $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS) $(INCLTDL)
 
 SUBDIRS = machine \
 	cmath \
@@ -173,6 +172,8 @@ LIB_SOURCES = \
 	pread.c \
 	pread64.c \
 	process.c \
+	prof-freq.c \
+	profile.c \
 	psignal.c \
 	pvallocr.c \
 	pwrite.c \
@@ -287,6 +288,7 @@ LIBS = @LIBS@
 @USE_LIBTOOL_FALSE@mstats.$(OBJEXT) mtrim.$(OBJEXT) mtrimr.$(OBJEXT) \
 @USE_LIBTOOL_FALSE@ntp_gettime.$(OBJEXT) pathconf.$(OBJEXT) \
 @USE_LIBTOOL_FALSE@pread.$(OBJEXT) pread64.$(OBJEXT) process.$(OBJEXT) \
+@USE_LIBTOOL_FALSE@prof-freq.$(OBJEXT) profile.$(OBJEXT) \
 @USE_LIBTOOL_FALSE@psignal.$(OBJEXT) pvallocr.$(OBJEXT) \
 @USE_LIBTOOL_FALSE@pwrite.$(OBJEXT) pwrite64.$(OBJEXT) raise.$(OBJEXT) \
 @USE_LIBTOOL_FALSE@readdir64.$(OBJEXT) realloc.$(OBJEXT) \
@@ -325,10 +327,10 @@ LTLIBRARIES =  $(noinst_LTLIBRARIES)
 @USE_LIBTOOL_TRUE@mq_open.lo mq_receive.lo mq_send.lo mq_setattr.lo \
 @USE_LIBTOOL_TRUE@mq_unlink.lo msize.lo msizer.lo mstats.lo mtrim.lo \
 @USE_LIBTOOL_TRUE@mtrimr.lo ntp_gettime.lo pathconf.lo pread.lo \
-@USE_LIBTOOL_TRUE@pread64.lo process.lo psignal.lo pvallocr.lo \
-@USE_LIBTOOL_TRUE@pwrite.lo pwrite64.lo raise.lo readdir64.lo \
-@USE_LIBTOOL_TRUE@realloc.lo reallocr.lo realpath.lo rename.lo \
-@USE_LIBTOOL_TRUE@resource.lo scandir64.lo sched.lo select.lo \
+@USE_LIBTOOL_TRUE@pread64.lo process.lo prof-freq.lo profile.lo \
+@USE_LIBTOOL_TRUE@psignal.lo pvallocr.lo pwrite.lo pwrite64.lo raise.lo \
+@USE_LIBTOOL_TRUE@readdir64.lo realloc.lo reallocr.lo realpath.lo \
+@USE_LIBTOOL_TRUE@rename.lo resource.lo scandir64.lo sched.lo select.lo \
 @USE_LIBTOOL_TRUE@seteuid.lo sethostname.lo setrlimit64.lo shm_open.lo \
 @USE_LIBTOOL_TRUE@shm_unlink.lo sig.lo sigaction.lo sigqueue.lo \
 @USE_LIBTOOL_TRUE@signal.lo siglongjmp.lo sigset.lo sigwait.lo \
@@ -357,7 +359,7 @@ OBJECTS = $(lib_a_OBJECTS) $(liblinux_la_OBJECTS)
 all: all-redirect
 .SUFFIXES:
 .SUFFIXES: .S .c .lo .o .obj .s
-$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4) $(srcdir)/../../../Makefile.shared
+$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4) 
 	cd $(top_srcdir) && $(AUTOMAKE) --cygnus Makefile
 
 Makefile: $(srcdir)/Makefile.in  $(top_builddir)/config.status
@@ -688,11 +690,18 @@ maintainer-clean
 @USE_LIBTOOL_FALSE@	$(RANLIB) $@
 @USE_LIBTOOL_FALSE@	rm -rf tmp
 
-objectlist.awk.in: $(noinst_LTLIBRARIES)
+objectlist.awk.in: $(noinst_LTLIBRARIES) $(SUBLIBS)
 	-rm -f objectlist.awk.in
 	for i in `ls *.lo` ; \
-	do \
-	  echo $$i `pwd`/$$i >> objectlist.awk.in ; \
+	  do \
+	    echo $$i `pwd`/$$i >> objectlist.awk.in ; \
+	done
+	for j in $(SUBLIBS) ; \
+	  do \
+	    export i=`echo $$j | sed -e 's,\(.*\)\/[^\/]*$$,\1,'`; \
+	    if test $$i != "." && test -f $$i/objectlist.awk.in; then \
+	    	cat $$i/objectlist.awk.in >> objectlist.awk.in ; \
+	    fi; \
 	done
 
 all: crt0.o crt1.o
diff --git a/newlib/libc/sys/linux/cmath/math_private.h b/newlib/libc/sys/linux/cmath/math_private.h
index 48258ec47..6c4a472cf 100644
--- a/newlib/libc/sys/linux/cmath/math_private.h
+++ b/newlib/libc/sys/linux/cmath/math_private.h
@@ -200,6 +200,8 @@ extern int32_t __ieee754_rem_pio2 (double,double*);
 extern double __ieee754_scalb (double,double);
 #endif
 
+/* This is necessary because the hardware accelerated version of libm
+   does not provide the __ieee754 functions. */
 #define __ieee754_sinh   sinh
 #define __ieee754_hypot  hypot
 #define __ieee754_hypotf hypotf
diff --git a/newlib/libc/sys/linux/fpathconf.c b/newlib/libc/sys/linux/fpathconf.c
index dc7aaec57..6d006a11b 100644
--- a/newlib/libc/sys/linux/fpathconf.c
+++ b/newlib/libc/sys/linux/fpathconf.c
@@ -215,7 +215,7 @@ posix_fpathconf (fd, name)
 	/* AIO is only allowed on regular files and block devices.  */
 	struct stat64 st;
 
-	if (__fxstat64 (_STAT_VER, fd, &st) < 0
+	if (fstat64 (fd, &st) < 0
 	    || (! S_ISREG (st.st_mode) && ! S_ISBLK (st.st_mode)))
 	  return -1;
 	else
diff --git a/newlib/libc/sys/linux/machine/i386/Makefile.am b/newlib/libc/sys/linux/machine/i386/Makefile.am
index c72644db1..4a49d8fe0 100644
--- a/newlib/libc/sys/linux/machine/i386/Makefile.am
+++ b/newlib/libc/sys/linux/machine/i386/Makefile.am
@@ -4,7 +4,7 @@ AUTOMAKE_OPTIONS = cygnus
 
 INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
-LIB_SOURCES = get_clockfreq.c getpagesize.c hp-timing.c setjmp.S sigaction.c
+LIB_SOURCES = get_clockfreq.c getpagesize.c hp-timing.c setjmp.S sigaction.c dl-procinfo.c
 
 liblinuxi386_la_LDFLAGS = -Xcompiler -nostdlib
 
diff --git a/newlib/libc/sys/linux/machine/i386/Makefile.in b/newlib/libc/sys/linux/machine/i386/Makefile.in
index a898350b7..980544f8a 100644
--- a/newlib/libc/sys/linux/machine/i386/Makefile.in
+++ b/newlib/libc/sys/linux/machine/i386/Makefile.in
@@ -98,7 +98,7 @@ AUTOMAKE_OPTIONS = cygnus
 
 INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
 
-LIB_SOURCES = get_clockfreq.c getpagesize.c hp-timing.c setjmp.S sigaction.c
+LIB_SOURCES = get_clockfreq.c getpagesize.c hp-timing.c setjmp.S sigaction.c dl-procinfo.c
 
 liblinuxi386_la_LDFLAGS = -Xcompiler -nostdlib
 
@@ -124,12 +124,14 @@ LIBS = @LIBS@
 lib_a_LIBADD = 
 @USE_LIBTOOL_FALSE@lib_a_OBJECTS =  get_clockfreq.$(OBJEXT) \
 @USE_LIBTOOL_FALSE@getpagesize.$(OBJEXT) hp-timing.$(OBJEXT) \
-@USE_LIBTOOL_FALSE@setjmp.$(OBJEXT) sigaction.$(OBJEXT)
+@USE_LIBTOOL_FALSE@setjmp.$(OBJEXT) sigaction.$(OBJEXT) \
+@USE_LIBTOOL_FALSE@dl-procinfo.$(OBJEXT)
 LTLIBRARIES =  $(noinst_LTLIBRARIES)
 
 liblinuxi386_la_LIBADD = 
 @USE_LIBTOOL_TRUE@liblinuxi386_la_OBJECTS =  get_clockfreq.lo \
-@USE_LIBTOOL_TRUE@getpagesize.lo hp-timing.lo setjmp.lo sigaction.lo
+@USE_LIBTOOL_TRUE@getpagesize.lo hp-timing.lo setjmp.lo sigaction.lo \
+@USE_LIBTOOL_TRUE@dl-procinfo.lo
 CFLAGS = @CFLAGS@
 COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
 LTCOMPILE = $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
diff --git a/newlib/libc/sys/linux/machine/i386/dl-procinfo.c b/newlib/libc/sys/linux/machine/i386/dl-procinfo.c
new file mode 100644
index 000000000..75732b4e4
--- /dev/null
+++ b/newlib/libc/sys/linux/machine/i386/dl-procinfo.c
@@ -0,0 +1,38 @@
+/* Data for Linux/i386 version of processor capability information.
+   Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/* This information must be kept in sync with the _DL_HWCAP_COUNT and
+   _DL_PLATFORM_COUNT definitions in procinfo.h.  */
+
+
+/* If anything should be added here check whether the size of each string
+   is still ok with the given array size.  */
+const char _dl_x86_cap_flags[][7] =
+  {
+    "fpu", "vme", "de", "pse", "tsc", "msr", "pae", "mce",
+    "cx8", "apic", "10", "sep", "mtrr", "pge", "mca", "cmov",
+    "pat", "pse36", "psn", "19", "20", "21", "22", "mmx",
+    "osfxsr", "xmm", "xmm2", "27", "28", "29", "30", "amd3d"
+  };
+
+const char _dl_x86_platforms[][5] =
+  {
+    "i386", "i486", "i586", "i686"
+  };
diff --git a/newlib/libc/sys/linux/machine/i386/dl-procinfo.h b/newlib/libc/sys/linux/machine/i386/dl-procinfo.h
new file mode 100644
index 000000000..d1658fafd
--- /dev/null
+++ b/newlib/libc/sys/linux/machine/i386/dl-procinfo.h
@@ -0,0 +1,132 @@
+/* Linux/i386 version of processor capability information handling macros.
+   Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _DL_PROCINFO_H
+#define _DL_PROCINFO_H	1
+
+#include <ldsodefs.h>
+
+/* If anything should be added here check whether the size of each string
+   is still ok with the given array size.  */
+extern const char _dl_x86_cap_flags[][7];
+#define _DL_HWCAP_COUNT 32
+
+extern const char _dl_x86_platforms[][5];
+#define _DL_PLATFORMS_COUNT	4
+
+/* Start at 48 to reserve some space.  */
+#define _DL_FIRST_PLATFORM	48
+/* Mask to filter out platforms.  */
+#define _DL_HWCAP_PLATFORM	(7ULL << _DL_FIRST_PLATFORM)
+
+
+static inline int
+__attribute__ ((unused))
+_dl_procinfo (int word)
+{
+  /* This table should match the information from arch/i386/kernel/setup.c
+     in the kernel sources.  */
+  int i;
+
+  _dl_printf ("AT_HWCAP:   ");
+
+  for (i = 0; i < _DL_HWCAP_COUNT; ++i)
+    if (word & (1 << i))
+      _dl_printf (" %s", _dl_x86_cap_flags[i]);
+
+  _dl_printf ("\n");
+
+  return 0;
+}
+
+static inline const char *
+__attribute__ ((unused))
+_dl_hwcap_string (int idx)
+{
+  return _dl_x86_cap_flags[idx];
+};
+
+static inline const char *
+__attribute__ ((unused))
+_dl_platform_string (int idx)
+{
+  return _dl_x86_platforms [idx - _DL_FIRST_PLATFORM];
+};
+
+enum
+{
+  HWCAP_I386_FPU   = 1 << 0,
+  HWCAP_I386_VME   = 1 << 1,
+  HWCAP_I386_DE    = 1 << 2,
+  HWCAP_I386_PSE   = 1 << 3,
+  HWCAP_I386_TSC   = 1 << 4,
+  HWCAP_I386_MSR   = 1 << 5,
+  HWCAP_I386_PAE   = 1 << 6,
+  HWCAP_I386_MCE   = 1 << 7,
+  HWCAP_I386_CX8   = 1 << 8,
+  HWCAP_I386_APIC  = 1 << 9,
+  HWCAP_I386_SEP   = 1 << 11,
+  HWCAP_I386_MTRR  = 1 << 12,
+  HWCAP_I386_PGE   = 1 << 13,
+  HWCAP_I386_MCA   = 1 << 14,
+  HWCAP_I386_CMOV  = 1 << 15,
+  HWCAP_I386_FCMOV = 1 << 16,
+  HWCAP_I386_MMX   = 1 << 23,
+  HWCAP_I386_OSFXSR = 1 << 24,
+  HWCAP_I386_XMM   = 1 << 25,
+  HWCAP_I386_XMM2  = 1 << 26,
+  HWCAP_I386_AMD3D = 1 << 31,
+
+  /* XXX Which others to add here?  */
+  HWCAP_IMPORTANT = (HWCAP_I386_MMX)
+
+};
+
+static inline int
+__attribute__ ((unused))
+_dl_string_hwcap (const char *str)
+{
+  int i;
+
+  for (i = 0; i < _DL_HWCAP_COUNT; i++)
+    {
+      if (strcmp (str, _dl_x86_cap_flags[i]) == 0)
+	return i;
+    }
+  return -1;
+};
+
+
+static inline int
+__attribute__ ((unused))
+_dl_string_platform (const char *str)
+{
+  int i;
+
+  if (str != NULL)
+    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
+      {
+	if (strcmp (str, _dl_x86_platforms[i]) == 0)
+	  return _DL_FIRST_PLATFORM + i;
+      }
+  return -1;
+};
+
+#endif /* dl-procinfo.h */
diff --git a/newlib/libc/sys/linux/pathconf.c b/newlib/libc/sys/linux/pathconf.c
index bbdb6180f..796945971 100644
--- a/newlib/libc/sys/linux/pathconf.c
+++ b/newlib/libc/sys/linux/pathconf.c
@@ -212,7 +212,7 @@ posix_pathconf (const char *path, int name)
 	/* AIO is only allowed on regular files and block devices.  */
 	struct stat64 st;
 
-	if (__xstat64 (_STAT_VER, path, &st) < 0
+	if (stat64 (path, &st) < 0
 	    || (! S_ISREG (st.st_mode) && ! S_ISBLK (st.st_mode)))
 	  return -1;
 	else
diff --git a/newlib/libc/sys/linux/prof-freq.c b/newlib/libc/sys/linux/prof-freq.c
new file mode 100644
index 000000000..829979bbb
--- /dev/null
+++ b/newlib/libc/sys/linux/prof-freq.c
@@ -0,0 +1,54 @@
+/* Return frequency of ticks reported by profil.  Generic version. */
+/*-
+ * Copyright (c) 1983, 1992, 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.
+ * 4. 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.
+ */
+
+
+#include <sys/types.h>
+#include <sys/time.h>
+#include <libc-internal.h>
+
+int
+__profile_frequency (void)
+{
+  /*
+   * Discover the tick frequency of the machine if something goes wrong,
+   * we return 0, an impossible hertz.
+   */
+  struct itimerval tim;
+
+  tim.it_interval.tv_sec = 0;
+  tim.it_interval.tv_usec = 1;
+  tim.it_value.tv_sec = 0;
+  tim.it_value.tv_usec = 0;
+  setitimer(ITIMER_REAL, &tim, 0);
+  setitimer(ITIMER_REAL, 0, &tim);
+  if (tim.it_interval.tv_usec < 2)
+    return 0;
+  return (1000000 / tim.it_interval.tv_usec);
+}
diff --git a/newlib/libc/sys/linux/profile.c b/newlib/libc/sys/linux/profile.c
new file mode 100644
index 000000000..f36e2c753
--- /dev/null
+++ b/newlib/libc/sys/linux/profile.c
@@ -0,0 +1,12 @@
+/* libc/sys/linux/profile.c - profiling system call */
+
+#include <errno.h>
+#include <sys/types.h>
+#include <machine/syscall.h>
+
+#define __NR_profil 98
+
+int  profil(u_short  *buf,  size_t  bufsiz, size_t offset,
+            u_int scale);
+
+_syscall4(int,profil,unsigned short *,buf,size_t,bufsiz,size_t,offset,unsigned int, scale)
diff --git a/newlib/libc/sys/linux/sys/errno.h b/newlib/libc/sys/linux/sys/errno.h
index aaf9d3624..82c84c944 100644
--- a/newlib/libc/sys/linux/sys/errno.h
+++ b/newlib/libc/sys/linux/sys/errno.h
@@ -29,5 +29,6 @@ extern __IMPORT int _sys_nerr;
 
 #define ENOTSUP EOPNOTSUPP
 #define EFTYPE          79              /* Inappropriate file type or format */
+#define EILSEQ          84
 
 #endif
diff --git a/newlib/libc/sys/linux/sys/types.h b/newlib/libc/sys/linux/sys/types.h
index 4287a81bc..5541f09d1 100644
--- a/newlib/libc/sys/linux/sys/types.h
+++ b/newlib/libc/sys/linux/sys/types.h
@@ -149,6 +149,7 @@ typedef __ino64_t ino64_t;
 typedef __uint32_t uintptr_t;
 typedef __int32_t intptr_t;
 typedef __off64_t off64_t;
+typedef __off_t off_t;
 
 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 typedef	struct _physadr {