* sysdeps/mach/hurd/times.c: Fix typo in last change.

	* sysdeps/mach/hurd/setpriority.c [POLICY_TIMESHARE_BASE_COUNT]:
	Use task_policy in place of task_priority.

	* sysdeps/generic/bits/mman.h
	(MS_ASYNC, MS_SYNC, MS_INVALIDATE): New macros.
	* sysdeps/mach/msync.c: New file.

	* sysdeps/mach/powerpc/syscall.S: New file.

	* mach/msg.c [MACH_MSG_OVERWRITE]
	(__mach_msg_trap, __mach_msg_overwrite): New functions.
	* mach/Versions (libc: GLIBC_2.0): Add mach_msg_overwrite and __ name.

	* sysdeps/mach/configure.in: Check for clock.defs to put into
	mach_interface_list.
	* sysdeps/mach/configure: Regenerated.

	* mach/Makefile (mach-machine): New variable, set from $(base-machine).
	($(objpfx)mach-syscalls.mk): Use it in place of $(base-machine).
	($(mach-syscalls:%=$(objpfx)%.S) static pattern rule):
	Use <mach/machine/syscall_sw.h> instead of <sysdep.h>.
	(mach-shortcuts): Add device_read_overwrite_request,
	device_read_overwrite, vm_read_overwrite, thread_switch.

	* configure.in (base_machine): Set to $machine by default.
	* configure: Regenerated.

14 files changed, 351 insertions, 141 deletions

diff --git a/ChangeLog b/ChangeLog
index eba6c7cec6..9a42abb607 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,34 @@
 2002-02-18  Roland McGrath  <roland@frob.com>
 
+	* sysdeps/mach/hurd/times.c: Fix typo in last change.
+
+	* sysdeps/mach/hurd/setpriority.c [POLICY_TIMESHARE_BASE_COUNT]:
+	Use task_policy in place of task_priority.
+
+	* sysdeps/generic/bits/mman.h
+	(MS_ASYNC, MS_SYNC, MS_INVALIDATE): New macros.
+	* sysdeps/mach/msync.c: New file.
+
+	* sysdeps/mach/powerpc/syscall.S: New file.
+
+	* mach/msg.c [MACH_MSG_OVERWRITE]
+	(__mach_msg_trap, __mach_msg_overwrite): New functions.
+	* mach/Versions (libc: GLIBC_2.0): Add mach_msg_overwrite and __ name.
+
+	* sysdeps/mach/configure.in: Check for clock.defs to put into
+	mach_interface_list.
+	* sysdeps/mach/configure: Regenerated.
+
+	* mach/Makefile (mach-machine): New variable, set from $(base-machine).
+	($(objpfx)mach-syscalls.mk): Use it in place of $(base-machine).
+	($(mach-syscalls:%=$(objpfx)%.S) static pattern rule):
+	Use <mach/machine/syscall_sw.h> instead of <sysdep.h>.
+	(mach-shortcuts): Add device_read_overwrite_request,
+	device_read_overwrite, vm_read_overwrite, thread_switch.
+
+	* configure.in (base_machine): Set to $machine by default.
+	* configure: Regenerated.
+
 	* sysdeps/mach/configure.in: Check for <mach/machine/ndr_def.h>
 	or <machine/ndr_def.h> and add -DNDR_DEF_HEADER=... to DEFINES.
 	* sysdeps/mach/configure: Regenerated.
diff --git a/bits/mman.h b/bits/mman.h
index f567b9baaf..a2ee064cae 100644
--- a/bits/mman.h
+++ b/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for BSD-style memory management.
-   Copyright (C) 1994-1998,2000,01 Free Software Foundation, Inc.
+   Copyright (C) 1994-1998,2000,01,02 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -80,6 +80,10 @@
 # define POSIX_MADV_DONTNEED	4 /* Don't need these pages.  */
 #endif
 
+/* Flags to `msync'.  */
+#define MS_ASYNC	1		/* Sync memory asynchronously.  */
+#define MS_SYNC		0		/* Synchronous memory sync.  */
+#define MS_INVALIDATE	2		/* Invalidate the caches.  */
 
 /* Flags for `mlockall' (can be OR'd together).  */
 #define MCL_CURRENT	1		/* Lock all currently mapped pages.  */
diff --git a/configure b/configure
index 369dd5cad1..f25a17d15d 100755
--- a/configure
+++ b/configure
@@ -1059,6 +1059,7 @@ sparc64 | ultrasparc)
 sparc64b | ultrasparc3)
 		base_machine=sparc machine=sparc/sparc64/sparcv9b ;;
 thumb*)		base_machine=thumb machine=arm/thumb/$machine ;;
+*)		base_machine=$machine ;;
 esac
 
 
@@ -1073,7 +1074,7 @@ fi
 # This can take a while to compute.
 sysdep_dir=$srcdir/sysdeps
 echo $ac_n "checking sysdep dirs""... $ac_c" 1>&6
-echo "configure:1077: checking sysdep dirs" >&5
+echo "configure:1078: checking sysdep dirs" >&5
 # Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
 os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
 
@@ -1296,7 +1297,7 @@ echo "$ac_t""$default_sysnames" 1>&6
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1300: checking for a BSD compatible install" >&5
+echo "configure:1301: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1353,7 +1354,7 @@ if test "$INSTALL" = "${srcdir}/scripts/install-sh -c"; then
   INSTALL='\$(..)./scripts/install-sh -c'
 fi
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1357: checking whether ln -s works" >&5
+echo "configure:1358: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1382,7 +1383,7 @@ fi
 # Extract the first word of "pwd", so it can be a program name with args.
 set dummy pwd; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1386: checking for $ac_word" >&5
+echo "configure:1387: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PWD_P'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1421,7 +1422,7 @@ fi
 
 # These programs are version sensitive.
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1425: checking build system type" >&5
+echo "configure:1426: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -1449,7 +1450,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1453: checking for $ac_word" >&5
+echo "configure:1454: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1483,7 +1484,7 @@ if test -z "$CC"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $CC""... $ac_c" 1>&6
-echo "configure:1487: checking version of $CC" >&5
+echo "configure:1488: checking version of $CC" >&5
   ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustpi-]*[0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1503,7 +1504,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1507: checking for $ac_word" >&5
+echo "configure:1508: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_MAKE'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1537,7 +1538,7 @@ if test -z "$MAKE"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $MAKE""... $ac_c" 1>&6
-echo "configure:1541: checking version of $MAKE" >&5
+echo "configure:1542: checking version of $MAKE" >&5
   ac_prog_version=`$MAKE --version 2>&1 | sed -n 's/^.*GNU Make[^0-9]*\([0-9][0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1566,7 +1567,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1570: checking for $ac_word" >&5
+echo "configure:1571: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1600,7 +1601,7 @@ if test -z "$MSGFMT"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $MSGFMT""... $ac_c" 1>&6
-echo "configure:1604: checking version of $MSGFMT" >&5
+echo "configure:1605: checking version of $MSGFMT" >&5
   ac_prog_version=`$MSGFMT --version 2>&1 | sed -n 's/^.*GNU gettext.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1620,7 +1621,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1624: checking for $ac_word" >&5
+echo "configure:1625: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1654,7 +1655,7 @@ if test -z "$MAKEINFO"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $MAKEINFO""... $ac_c" 1>&6
-echo "configure:1658: checking version of $MAKEINFO" >&5
+echo "configure:1659: checking version of $MAKEINFO" >&5
   ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1674,7 +1675,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1678: checking for $ac_word" >&5
+echo "configure:1679: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_SED'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1708,7 +1709,7 @@ if test -z "$SED"; then
 else
   # Found it, now check the version.
   echo $ac_n "checking version of $SED""... $ac_c" 1>&6
-echo "configure:1712: checking version of $SED" >&5
+echo "configure:1713: checking version of $SED" >&5
   ac_prog_version=`$SED --version 2>&1 | sed -n 's/^.*GNU sed version \([0-9]*\.[0-9.]*\).*$/\1/p'`
   case $ac_prog_version in
     '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
@@ -1726,7 +1727,7 @@ fi
 
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1730: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1731: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1740,12 +1741,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 1744 "configure"
+#line 1745 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:1749: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1750: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -1776,7 +1777,7 @@ else
  cross_linkable=yes
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1780: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1781: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_cross'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1788,7 +1789,7 @@ echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1792: checking whether we are using GNU C" >&5
+echo "configure:1793: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1797,7 +1798,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1801: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1802: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -1810,7 +1811,7 @@ if test $ac_cv_prog_gcc != yes; then
 fi
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1814: checking build system type" >&5
+echo "configure:1815: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -1833,7 +1834,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1837: checking for $ac_word" >&5
+echo "configure:1838: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1865,7 +1866,7 @@ done
 fi
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1869: checking how to run the C preprocessor" >&5
+echo "configure:1870: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1880,13 +1881,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1884 "configure"
+#line 1885 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1890: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1891: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1897,13 +1898,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1901 "configure"
+#line 1902 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1907: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1908: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1914,13 +1915,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1918 "configure"
+#line 1919 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1924: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1925: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1963,7 +1964,7 @@ if test $RANLIB = ranlib; then
 # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1967: checking for $ac_word" >&5
+echo "configure:1968: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1995,7 +1996,7 @@ if test -n "$ac_tool_prefix"; then
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1999: checking for $ac_word" >&5
+echo "configure:2000: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2032,7 +2033,7 @@ fi
 
 # Determine whether we are using GNU binutils.
 echo $ac_n "checking whether $AS is GNU as""... $ac_c" 1>&6
-echo "configure:2036: checking whether $AS is GNU as" >&5
+echo "configure:2037: checking whether $AS is GNU as" >&5
 if eval "test \"`echo '$''{'libc_cv_prog_as_gnu'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2051,7 +2052,7 @@ rm -f a.out
 gnu_as=$libc_cv_prog_as_gnu
 
 echo $ac_n "checking whether $LD is GNU ld""... $ac_c" 1>&6
-echo "configure:2055: checking whether $LD is GNU ld" >&5
+echo "configure:2056: checking whether $LD is GNU ld" >&5
 if eval "test \"`echo '$''{'libc_cv_prog_ld_gnu'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2071,7 +2072,7 @@ gnu_ld=$libc_cv_prog_ld_gnu
 # Extract the first word of "${ac_tool_prefix}mig", so it can be a program name with args.
 set dummy ${ac_tool_prefix}mig; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2075: checking for $ac_word" >&5
+echo "configure:2076: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_MIG'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2128,7 +2129,7 @@ fi
 
 # check if ranlib is necessary
 echo $ac_n "checking whether ranlib is necessary""... $ac_c" 1>&6
-echo "configure:2132: checking whether ranlib is necessary" >&5
+echo "configure:2133: checking whether ranlib is necessary" >&5
 if eval "test \"`echo '$''{'libc_cv_ranlib_necessary'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2162,7 +2163,7 @@ fi
 # - two terminals occur directly after each other
 # - the path contains an element with a dot in it
 echo $ac_n "checking LD_LIBRARY_PATH variable""... $ac_c" 1>&6
-echo "configure:2166: checking LD_LIBRARY_PATH variable" >&5
+echo "configure:2167: checking LD_LIBRARY_PATH variable" >&5
 case ${LD_LIBRARY_PATH} in
   [:\;]* | *[:\;] | *[:\;][:\;]* |  *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
     ld_library_path_setting="contains current directory"
@@ -2180,7 +2181,7 @@ if test "$ld_library_path_setting" != "ok"; then
 fi
 
 echo $ac_n "checking whether GCC supports -static-libgcc""... $ac_c" 1>&6
-echo "configure:2184: checking whether GCC supports -static-libgcc" >&5
+echo "configure:2185: checking whether GCC supports -static-libgcc" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_static_libgcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2197,7 +2198,7 @@ echo "$ac_t""$libc_cv_gcc_static_libgcc" 1>&6
 # Extract the first word of "bash", so it can be a program name with args.
 set dummy bash; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2201: checking for $ac_word" >&5
+echo "configure:2202: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2243,7 +2244,7 @@ if test "$BASH" = no; then
   # Extract the first word of "ksh", so it can be a program name with args.
 set dummy ksh; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2247: checking for $ac_word" >&5
+echo "configure:2248: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2293,7 +2294,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2297: checking for $ac_word" >&5
+echo "configure:2298: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2325,7 +2326,7 @@ done
 # Extract the first word of "perl", so it can be a program name with args.
 set dummy perl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2329: checking for $ac_word" >&5
+echo "configure:2330: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2365,7 +2366,7 @@ fi
 # Extract the first word of "install-info", so it can be a program name with args.
 set dummy install-info; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2369: checking for $ac_word" >&5
+echo "configure:2370: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_INSTALL_INFO'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2400,7 +2401,7 @@ fi
 
 if test "$INSTALL_INFO" != "no"; then
 echo $ac_n "checking for old Debian install-info""... $ac_c" 1>&6
-echo "configure:2404: checking for old Debian install-info" >&5
+echo "configure:2405: checking for old Debian install-info" >&5
 if eval "test \"`echo '$''{'libc_cv_old_debian_install_info'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2435,7 +2436,7 @@ fi
 # Extract the first word of "bison", so it can be a program name with args.
 set dummy bison; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2439: checking for $ac_word" >&5
+echo "configure:2440: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_BISON'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2470,7 +2471,7 @@ fi
 
 
 echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
-echo "configure:2474: checking for signed size_t type" >&5
+echo "configure:2475: checking for signed size_t type" >&5
 if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2494,12 +2495,12 @@ EOF
 fi
 
 echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
-echo "configure:2498: checking for libc-friendly stddef.h" >&5
+echo "configure:2499: checking for libc-friendly stddef.h" >&5
 if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2503 "configure"
+#line 2504 "configure"
 #include "confdefs.h"
 #define __need_size_t
 #define __need_wchar_t
@@ -2514,7 +2515,7 @@ size_t size; wchar_t wchar;
 if (&size == NULL || &wchar == NULL) abort ();
 ; return 0; }
 EOF
-if { (eval echo configure:2518: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2519: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libc_cv_friendly_stddef=yes
 else
@@ -2533,7 +2534,7 @@ override stddef.h = # The installed <stddef.h> seems to be libc-friendly."
 fi
 
 echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
-echo "configure:2537: checking whether we need to use -P to assemble .S files" >&5
+echo "configure:2538: checking whether we need to use -P to assemble .S files" >&5
 if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2556,7 +2557,7 @@ asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
 fi
 
 echo $ac_n "checking whether .text pseudo-op must be used""... $ac_c" 1>&6
-echo "configure:2560: checking whether .text pseudo-op must be used" >&5
+echo "configure:2561: checking whether .text pseudo-op must be used" >&5
 if eval "test \"`echo '$''{'libc_cv_dot_text'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2577,7 +2578,7 @@ else
 fi
 
 echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
-echo "configure:2581: checking for assembler global-symbol directive" >&5
+echo "configure:2582: checking for assembler global-symbol directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2607,7 +2608,7 @@ EOF
 fi
 
 echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
-echo "configure:2611: checking for .set assembler directive" >&5
+echo "configure:2612: checking for .set assembler directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2650,7 +2651,7 @@ EOF
 esac
 
 echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
-echo "configure:2654: checking for .symver assembler directive" >&5
+echo "configure:2655: checking for .symver assembler directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2669,7 +2670,7 @@ fi
 
 echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
 echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
-echo "configure:2673: checking for ld --version-script" >&5
+echo "configure:2674: checking for ld --version-script" >&5
 if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2692,7 +2693,7 @@ EOF
     if { ac_try='${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
 					-nostartfiles -nostdlib
 					-Wl,--version-script,conftest.map
-		       1>&5'; { (eval echo configure:2696: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
+		       1>&5'; { (eval echo configure:2697: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
     then
       libc_cv_ld_version_script_option=yes
     else
@@ -2731,7 +2732,7 @@ if test $elf = yes && test $shared != no && test $VERSIONING = no; then
 fi
 if test $elf = yes; then
   echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
-echo "configure:2735: checking for .previous assembler directive" >&5
+echo "configure:2736: checking for .previous assembler directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2739,7 +2740,7 @@ else
 .section foo_section
 .previous
 EOF
-  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2743: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2744: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
     libc_cv_asm_previous_directive=yes
   else
     libc_cv_asm_previous_directive=no
@@ -2755,7 +2756,7 @@ EOF
 
   else
     echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
-echo "configure:2759: checking for .popsection assembler directive" >&5
+echo "configure:2760: checking for .popsection assembler directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2763,7 +2764,7 @@ else
 .pushsection foo_section
 .popsection
 EOF
-    if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2767: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+    if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2768: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
       libc_cv_asm_popsection_directive=yes
     else
       libc_cv_asm_popsection_directive=no
@@ -2780,7 +2781,7 @@ EOF
     fi
   fi
   echo $ac_n "checking for .protected and .hidden assembler directive""... $ac_c" 1>&6
-echo "configure:2784: checking for .protected and .hidden assembler directive" >&5
+echo "configure:2785: checking for .protected and .hidden assembler directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_protected_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2790,7 +2791,7 @@ foo:
 .hidden bar
 bar:
 EOF
-  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2794: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2795: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
     libc_cv_asm_protected_directive=yes
   else
     libc_cv_asm_protected_directive=no
@@ -2806,7 +2807,7 @@ EOF
 
 
   echo $ac_n "checking for -z nodelete option""... $ac_c" 1>&6
-echo "configure:2810: checking for -z nodelete option" >&5
+echo "configure:2811: checking for -z nodelete option" >&5
 if eval "test \"`echo '$''{'libc_cv_z_nodelete'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2815,7 +2816,7 @@ int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
 		     -nostartfiles -nostdlib
-		     -Wl,--enable-new-dtags,-z,nodelete 1>&5'; { (eval echo configure:2819: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
+		     -Wl,--enable-new-dtags,-z,nodelete 1>&5'; { (eval echo configure:2820: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
   then
     libc_cv_z_nodelete=yes
   else
@@ -2828,7 +2829,7 @@ echo "$ac_t""$libc_cv_z_nodelete" 1>&6
   
 
   echo $ac_n "checking for -z nodlopen option""... $ac_c" 1>&6
-echo "configure:2832: checking for -z nodlopen option" >&5
+echo "configure:2833: checking for -z nodlopen option" >&5
 if eval "test \"`echo '$''{'libc_cv_z_nodlopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2837,7 +2838,7 @@ int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
 			-nostartfiles -nostdlib
-			-Wl,--enable-new-dtags,-z,nodlopen 1>&5'; { (eval echo configure:2841: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
+			-Wl,--enable-new-dtags,-z,nodlopen 1>&5'; { (eval echo configure:2842: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
   then
     libc_cv_z_nodlopen=yes
   else
@@ -2850,7 +2851,7 @@ echo "$ac_t""$libc_cv_z_nodlopen" 1>&6
   
 
   echo $ac_n "checking for -z initfirst option""... $ac_c" 1>&6
-echo "configure:2854: checking for -z initfirst option" >&5
+echo "configure:2855: checking for -z initfirst option" >&5
 if eval "test \"`echo '$''{'libc_cv_z_initfirst'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2859,7 +2860,7 @@ int _start (void) { return 42; }
 EOF
   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
 			-nostartfiles -nostdlib
-			-Wl,--enable-new-dtags,-z,initfirst 1>&5'; { (eval echo configure:2863: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
+			-Wl,--enable-new-dtags,-z,initfirst 1>&5'; { (eval echo configure:2864: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
   then
     libc_cv_z_initfirst=yes
   else
@@ -2872,14 +2873,14 @@ echo "$ac_t""$libc_cv_z_initfirst" 1>&6
   
 
   echo $ac_n "checking for -Bgroup option""... $ac_c" 1>&6
-echo "configure:2876: checking for -Bgroup option" >&5
+echo "configure:2877: checking for -Bgroup option" >&5
 if eval "test \"`echo '$''{'libc_cv_Bgroup'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     cat > conftest.c <<EOF
 int _start (void) { return 42; }
 EOF
-  if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&5'; { (eval echo configure:2883: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
+  if { ac_try='${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&5'; { (eval echo configure:2884: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
   then
     libc_cv_Bgroup=yes
   else
@@ -2892,7 +2893,7 @@ echo "$ac_t""$libc_cv_Bgroup" 1>&6
   
 
   echo $ac_n "checking for -z combreloc""... $ac_c" 1>&6
-echo "configure:2896: checking for -z combreloc" >&5
+echo "configure:2897: checking for -z combreloc" >&5
 if eval "test \"`echo '$''{'libc_cv_z_combreloc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2903,7 +2904,7 @@ int foo (void) { return bar (mumble); }
 EOF
   if { ac_try='${CC-cc} -shared -o conftest.so conftest.c
 			-nostdlib -nostartfiles
-			-Wl,-z,combreloc 1>&5'; { (eval echo configure:2907: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
+			-Wl,-z,combreloc 1>&5'; { (eval echo configure:2908: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }
   then
     if readelf -S conftest.so | grep '\.rel\(a\|\)\.dyn' > /dev/null; then
       libc_cv_z_combreloc=yes
@@ -2928,12 +2929,12 @@ fi
 
 if test $elf != yes; then
   echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
-echo "configure:2932: checking for .init and .fini sections" >&5
+echo "configure:2933: checking for .init and .fini sections" >&5
 if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2937 "configure"
+#line 2938 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -2942,7 +2943,7 @@ asm (".section .init");
 				    asm ("${libc_cv_dot_text}");
 ; return 0; }
 EOF
-if { (eval echo configure:2946: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2947: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libc_cv_have_initfini=yes
 else
@@ -2965,7 +2966,7 @@ fi
 
 if test $elf = yes -a $gnu_ld = yes; then
   echo $ac_n "checking whether cc puts quotes around section names""... $ac_c" 1>&6
-echo "configure:2969: checking whether cc puts quotes around section names" >&5
+echo "configure:2970: checking whether cc puts quotes around section names" >&5
 if eval "test \"`echo '$''{'libc_cv_have_section_quotes'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3002,19 +3003,19 @@ if test $elf = yes; then
 else
   if test $ac_cv_prog_cc_works = yes; then
     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
-echo "configure:3006: checking for _ prefix on C symbol names" >&5
+echo "configure:3007: checking for _ prefix on C symbol names" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3011 "configure"
+#line 3012 "configure"
 #include "confdefs.h"
 asm ("_glibc_foobar:");
 int main() {
 glibc_foobar ();
 ; return 0; }
 EOF
-if { (eval echo configure:3018: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3019: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   libc_cv_asm_underscores=yes
 else
@@ -3029,17 +3030,17 @@ fi
 echo "$ac_t""$libc_cv_asm_underscores" 1>&6
   else
     echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
-echo "configure:3033: checking for _ prefix on C symbol names" >&5
+echo "configure:3034: checking for _ prefix on C symbol names" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3038 "configure"
+#line 3039 "configure"
 #include "confdefs.h"
 void underscore_test(void) {
 return; }
 EOF
-if { (eval echo configure:3043: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3044: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   if grep _underscore_test conftest* >/dev/null; then
     rm -f conftest*
     libc_cv_asm_underscores=yes
@@ -3071,7 +3072,7 @@ if test $elf = yes; then
 fi
 
 echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
-echo "configure:3075: checking for assembler .weak directive" >&5
+echo "configure:3076: checking for assembler .weak directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3094,7 +3095,7 @@ echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
 
 if test $libc_cv_asm_weak_directive = no; then
   echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
-echo "configure:3098: checking for assembler .weakext directive" >&5
+echo "configure:3099: checking for assembler .weakext directive" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3141,14 +3142,14 @@ EOF
     ;;
   hppa*linux*)
   echo $ac_n "checking for assembler line separator""... $ac_c" 1>&6
-echo "configure:3145: checking for assembler line separator" >&5
+echo "configure:3146: checking for assembler line separator" >&5
 if eval "test \"`echo '$''{'libc_cv_asm_line_sep'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     cat > conftest.s <<EOF
  nop ; is_old_puffin
 EOF
-  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:3152: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+  if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:3153: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
     libc_cv_asm_line_sep='!'
   else
     if test -z "$enable_hacker_mode"; then
@@ -3170,7 +3171,7 @@ EOF
 esac
 
 echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
-echo "configure:3174: checking for ld --no-whole-archive" >&5
+echo "configure:3175: checking for ld --no-whole-archive" >&5
 if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3181,7 +3182,7 @@ __throw () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS
 			    -nostdlib -nostartfiles -Wl,--no-whole-archive
-			    -o conftest conftest.c 1>&5'; { (eval echo configure:3185: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c 1>&5'; { (eval echo configure:3186: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_ld_no_whole_archive=yes
 else
   libc_cv_ld_no_whole_archive=no
@@ -3195,7 +3196,7 @@ if test $libc_cv_ld_no_whole_archive = yes; then
 fi
 
 echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
-echo "configure:3199: checking for gcc -fexceptions" >&5
+echo "configure:3200: checking for gcc -fexceptions" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3206,7 +3207,7 @@ __throw () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS
 			    -nostdlib -nostartfiles -fexceptions
-			    -o conftest conftest.c 1>&5'; { (eval echo configure:3210: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c 1>&5'; { (eval echo configure:3211: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_exceptions=yes
 else
   libc_cv_gcc_exceptions=no
@@ -3221,14 +3222,14 @@ fi
 
 if test "$base_machine" = alpha ; then
 echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
-echo "configure:3225: checking for function ..ng prefix" >&5
+echo "configure:3226: checking for function ..ng prefix" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<\EOF
 foo () { }
 EOF
-if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:3232: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
+if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:3233: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
 then
   libc_cv_gcc_alpha_ng_prefix=yes
 else
@@ -3255,19 +3256,19 @@ if test "$host_cpu" = powerpc ; then
 # Check for a bug present in at least versions 2.8.x of GCC
 # and versions 1.0.x of EGCS.
 echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
-echo "configure:3259: checking whether clobbering cr0 causes problems" >&5
+echo "configure:3260: checking whether clobbering cr0 causes problems" >&5
 if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3264 "configure"
+#line 3265 "configure"
 #include "confdefs.h"
 int tester(int x) { asm ("" : : : "cc"); return x & 123; }
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3271: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3272: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   libc_cv_c_asmcr0_bug='no'
 else
@@ -3289,12 +3290,12 @@ fi
 fi
 
 echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
-echo "configure:3293: checking for DWARF2 unwind info support" >&5
+echo "configure:3294: checking for DWARF2 unwind info support" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
-#line 3298 "configure"
+#line 3299 "configure"
 static char __EH_FRAME_BEGIN__;
 _start ()
 {
@@ -3321,7 +3322,7 @@ __bzero () {}
 EOF
 if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
 			    -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3325: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3326: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_dwarf2_unwind_info=static
 else
   libc_cv_gcc_dwarf2_unwind_info=no
@@ -3329,7 +3330,7 @@ fi
 if test $libc_cv_gcc_dwarf2_unwind_info = no; then
   if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
 			      -nostdlib -nostartfiles
-			      -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3333: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			      -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3334: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
     libc_cv_gcc_dwarf2_unwind_info=yes
   else
     libc_cv_gcc_dwarf2_unwind_info=no
@@ -3359,12 +3360,12 @@ EOF
 esac
 
 echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
-echo "configure:3363: checking for __builtin_expect" >&5
+echo "configure:3364: checking for __builtin_expect" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
-#line 3368 "configure"
+#line 3369 "configure"
 int foo (int a)
 {
   a = __builtin_expect (a, 10);
@@ -3372,7 +3373,7 @@ int foo (int a)
 }
 EOF
 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3376: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3377: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_builtin_expect=yes
 else
   libc_cv_gcc_builtin_expect=no
@@ -3389,7 +3390,7 @@ EOF
 fi
 
 echo $ac_n "checking for __builtin_memset""... $ac_c" 1>&6
-echo "configure:3393: checking for __builtin_memset" >&5
+echo "configure:3394: checking for __builtin_memset" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_builtin_memset'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3399,7 +3400,7 @@ void zero (void *x)
   __builtin_memset (x, 0, 1000);
 }
 EOF
-if { ac_try='${CC-cc} -O3 -S conftest.c -o - | fgrep "memset" > /dev/null'; { (eval echo configure:3403: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
+if { ac_try='${CC-cc} -O3 -S conftest.c -o - | fgrep "memset" > /dev/null'; { (eval echo configure:3404: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
 then
   libc_cv_gcc_builtin_memset=no
 else
@@ -3417,12 +3418,12 @@ EOF
 fi
 
 echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
-echo "configure:3421: checking for local label subtraction" >&5
+echo "configure:3422: checking for local label subtraction" >&5
 if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.c <<EOF
-#line 3426 "configure"
+#line 3427 "configure"
 int foo (int a)
 {
   static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
@@ -3435,7 +3436,7 @@ int foo (int a)
 }
 EOF
 if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3439: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+			    -o conftest conftest.c -lgcc >&5'; { (eval echo configure:3440: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
   libc_cv_gcc_subtract_local_labels=yes
 else
   libc_cv_gcc_subtract_local_labels=no
@@ -3452,7 +3453,7 @@ EOF
 fi
 
 echo $ac_n "checking for libgd""... $ac_c" 1>&6
-echo "configure:3456: checking for libgd" >&5
+echo "configure:3457: checking for libgd" >&5
 if test "$with_gd" != "no"; then
   old_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS $libgd_include"
@@ -3461,14 +3462,14 @@ if test "$with_gd" != "no"; then
   old_LIBS="$LIBS"
   LIBS="$LIBS -lgd -lpng -lz -lm"
   cat > conftest.$ac_ext <<EOF
-#line 3465 "configure"
+#line 3466 "configure"
 #include "confdefs.h"
 #include <gd.h>
 int main() {
 gdImagePng (0, 0)
 ; return 0; }
 EOF
-if { (eval echo configure:3472: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3473: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   LIBGD=yes
 else
@@ -3488,7 +3489,7 @@ echo "$ac_t""$LIBGD" 1>&6
 
 
 echo $ac_n "checking size of long double""... $ac_c" 1>&6
-echo "configure:3492: checking size of long double" >&5
+echo "configure:3493: checking size of long double" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3496,7 +3497,7 @@ else
   ac_cv_sizeof_long_double=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 3500 "configure"
+#line 3501 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -3507,7 +3508,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:3511: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3512: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long_double=`cat conftestval`
 else
@@ -3585,7 +3586,7 @@ if test "$uname" = "sysdeps/generic"; then
   fi
 
   echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
-echo "configure:3589: checking OS release for uname" >&5
+echo "configure:3590: checking OS release for uname" >&5
 if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3607,7 +3608,7 @@ echo "$ac_t""$libc_cv_uname_release" 1>&6
   uname_release="$libc_cv_uname_release"
 
   echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
-echo "configure:3611: checking OS version for uname" >&5
+echo "configure:3612: checking OS version for uname" >&5
 if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3629,7 +3630,7 @@ else
 fi
 
 echo $ac_n "checking stdio selection""... $ac_c" 1>&6
-echo "configure:3633: checking stdio selection" >&5
+echo "configure:3634: checking stdio selection" >&5
 
 case $stdio in
 libio) cat >> confdefs.h <<\EOF
@@ -3643,7 +3644,7 @@ echo "$ac_t""$stdio" 1>&6
 # Test for old glibc 2.0.x headers so that they can be removed properly
 # Search only in includedir.
 echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
-echo "configure:3647: checking for old glibc 2.0.x headers" >&5
+echo "configure:3648: checking for old glibc 2.0.x headers" >&5
 if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
 then
   old_glibc_headers=yes
@@ -3704,7 +3705,7 @@ if test $shared = default; then
 fi
 
 echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
-echo "configure:3708: checking whether -fPIC is default" >&5
+echo "configure:3709: checking whether -fPIC is default" >&5
 if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
diff --git a/configure.in b/configure.in
index 3546475297..523e8efe6a 100644
--- a/configure.in
+++ b/configure.in
@@ -340,6 +340,7 @@ sparc64 | ultrasparc)
 sparc64b | ultrasparc3)
 		base_machine=sparc machine=sparc/sparc64/sparcv9b ;;
 thumb*)		base_machine=thumb machine=arm/thumb/$machine ;;
+*)		base_machine=$machine ;;
 esac
 changequote([,])dnl
 AC_SUBST(base_machine)
diff --git a/mach/Makefile b/mach/Makefile
index 674250c9ad..a4e4c077f7 100644
--- a/mach/Makefile
+++ b/mach/Makefile
@@ -67,6 +67,9 @@ distribute += Machrules syscalls.awk shortcut.awk \
 # Clear any environment	value.
 generated =
 
+# Translate GNU names for CPUs into the names used in Mach header files.
+mach-machine = $(patsubst powerpc,ppc,$(base-machine))
+
 # Define mach-syscalls and sysno-*.
 ifndef no_deps
 ifndef inhibit_mach_syscalls
@@ -80,7 +83,7 @@ $(objpfx)mach-syscalls.mk: syscalls.awk Makefile
 	echo '#include <mach/syscall_sw.h>' | \
 	DEPENDENCIES_OUTPUT='$@-dep $@' \
 	$(CC) $(CFLAGS) $(CPPFLAGS) -E -x c-header - \
-	      -D_MACH_`echo $(base-machine) | tr a-z A-Z`_SYSCALL_SW_H_=1 | \
+	      -D_MACH_`echo $(mach-machine) | tr a-z A-Z`_SYSCALL_SW_H_=1 | \
 	sed -n -e 's/^kernel_trap(\(.*\),\([-0-9]*\),\([0-9]*\))$$/\1 \2 \3/p'\
 	| $(AWK) -f $< > $@-new
 	cat $@-dep >> $@-new; rm -f $@-dep
@@ -93,15 +96,20 @@ ifndef mach-syscalls
 no_deps=t
 else
 $(mach-syscalls:%=$(objpfx)%.S): $(objpfx)%.S: $(objpfx)mach-syscalls.mk
-	(echo '#include <sysdep.h>'; \
+	(echo '#include <mach/machine/syscall_sw.h>'; \
 	 echo 'kernel_trap(__$*,$(sysno-$*),$(nargs-$*))'; \
 	 echo 'weak_alias (__$*, $*)') > $@-new
 	 mv -f $@-new $@
 generated += $(mach-syscalls:=.S)
 endif	# mach-syscalls
 
-# syscall_device_writev_request has no RPC equivalent.
-mach-shortcuts := $(filter-out device_writev_request,\
+# These syscalls that look like RPCs actually have no RPC equivalents.
+mach-shortcuts := $(filter-out device_writev_request \
+			       device_read_overwrite_request \
+			       device_read_overwrite \
+			       vm_read_overwrite \
+			       thread_switch \
+			       ,\
 		  $(patsubst syscall_%,%,$(filter syscall_%,$(mach-syscalls))))
 
 ifndef mach-shortcuts
diff --git a/mach/Versions b/mach/Versions
index 4a7017fe22..18ec511d91 100644
--- a/mach/Versions
+++ b/mach/Versions
@@ -24,7 +24,7 @@ libc {
 %endif
 
     # functions used by RPC stubs
-    __mach_msg;
+    __mach_msg; __mach_msg_overwrite;
     __mig_allocate; __mig_deallocate; __mig_dealloc_reply_port;
     __mig_get_reply_port; __mig_put_reply_port;
     __mig_strncpy;
@@ -40,7 +40,8 @@ libc {
     # m*
     mach_error; mach_error_string; mach_error_type;
     mach_host_self;
-    mach_msg; mach_msg_destroy;
+    mach_msg; mach_msg_overwrite;
+    mach_msg_destroy;
     mach_msg_send; mach_msg_receive;
     mach_msg_server; mach_msg_server_timeout;
     mach_open_devstream;
diff --git a/mach/msg.c b/mach/msg.c
index ece110868d..bccad7fd26 100644
--- a/mach/msg.c
+++ b/mach/msg.c
@@ -1,31 +1,94 @@
-/* 
+/*
  * Mach Operating System
  * Copyright (c) 1991,1990,1989, 1995 Carnegie Mellon University
  * All Rights Reserved.
- * 
+ *
  * Permission to use, copy, modify and distribute this software and its
  * documentation is hereby granted, provided that both the copyright
  * notice and this permission notice appear in all copies of the
  * software, derivative works or modified versions, and any portions
  * thereof, and that both notices appear in supporting documentation.
- * 
+ *
  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- * 
+ *
  * Carnegie Mellon requests users of this software to return to
- * 
+ *
  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  *  School of Computer Science
  *  Carnegie Mellon University
  *  Pittsburgh PA 15213-3890
- * 
+ *
  * any improvements or extensions that they make and grant Carnegie Mellon
  * the rights to redistribute these changes.
  */
 #include <mach/port.h>
 #include <mach/message.h>
 
+#ifdef MACH_MSG_OVERWRITE
+/* In variants with this feature, the actual system call is
+   __mach_msg_overwrite_trap.  */
+mach_msg_return_t
+__mach_msg_trap (mach_msg_header_t *msg,
+		 mach_msg_option_t option,
+		 mach_msg_size_t send_size,
+		 mach_msg_size_t rcv_size,
+		 mach_port_t rcv_name,
+		 mach_msg_timeout_t timeout,
+		 mach_port_t notify)
+{
+  return __mach_msg_overwrite_trap (msg, option, send_size,
+				    rcv_size, rcv_name, timeout, notify,
+				    MACH_MSG_NULL, 0);
+}
+weak_alias (__mach_msg_trap, mach_msg_trap)
+
+/* See comments below in __mach_msg.  */
+mach_msg_return_t
+__mach_msg_overwrite (mach_msg_header_t *msg,
+		      mach_msg_option_t option,
+		      mach_msg_size_t send_size,
+		      mach_msg_size_t rcv_size,
+		      mach_port_t rcv_name,
+		      mach_msg_timeout_t timeout,
+		      mach_port_t notify,
+		      mach_msg_header_t *rcv_msg,
+		      mach_msg_size_t rcv_msg_size)
+
+{
+  mach_msg_return_t ret;
+
+  /* Consider the following cases:
+     1. Errors in pseudo-receive (eg, MACH_SEND_INTERRUPTED
+     plus special bits).
+     2. Use of MACH_SEND_INTERRUPT/MACH_RCV_INTERRUPT options.
+     3. RPC calls with interruptions in one/both halves.
+  */
+
+  ret = __mach_msg_overwrite_trap (msg, option, send_size,
+				   rcv_size, rcv_name, timeout, notify,
+				   rcv_msg, rcv_msg_size);
+  if (ret == MACH_MSG_SUCCESS)
+    return MACH_MSG_SUCCESS;
+
+  if (!(option & MACH_SEND_INTERRUPT))
+    while (ret == MACH_SEND_INTERRUPTED)
+      ret = __mach_msg_overwrite_trap (msg, option, send_size,
+				       rcv_size, rcv_name, timeout, notify,
+				       rcv_msg, rcv_msg_size);
+
+  if (!(option & MACH_RCV_INTERRUPT))
+    while (ret == MACH_RCV_INTERRUPTED)
+      ret = __mach_msg_overwrite_trap (msg, option & ~MACH_SEND_MSG,
+				       0, rcv_size, rcv_name, timeout, notify,
+				       rcv_msg, rcv_msg_size);
+
+  return ret;
+}
+weak_alias (__mach_msg_overwrite, mach_msg_overwrite)
+#endif
+
 mach_msg_return_t
 __mach_msg (mach_msg_header_t *msg,
 	    mach_msg_option_t option,
@@ -36,29 +99,29 @@ __mach_msg (mach_msg_header_t *msg,
 	    mach_port_t notify)
 {
   mach_msg_return_t ret;
-  
+
   /* Consider the following cases:
      1. Errors in pseudo-receive (eg, MACH_SEND_INTERRUPTED
      plus special bits).
      2. Use of MACH_SEND_INTERRUPT/MACH_RCV_INTERRUPT options.
      3. RPC calls with interruptions in one/both halves.
      */
-  
+
   ret = __mach_msg_trap (msg, option, send_size,
 			 rcv_size, rcv_name, timeout, notify);
   if (ret == MACH_MSG_SUCCESS)
     return MACH_MSG_SUCCESS;
-  
+
   if (!(option & MACH_SEND_INTERRUPT))
     while (ret == MACH_SEND_INTERRUPTED)
       ret = __mach_msg_trap (msg, option, send_size,
 			     rcv_size, rcv_name, timeout, notify);
-  
+
   if (!(option & MACH_RCV_INTERRUPT))
     while (ret == MACH_RCV_INTERRUPTED)
       ret = __mach_msg_trap (msg, option & ~MACH_SEND_MSG,
 			     0, rcv_size, rcv_name, timeout, notify);
-  
+
   return ret;
 }
 weak_alias (__mach_msg, mach_msg)
diff --git a/sysdeps/generic/bits/mman.h b/sysdeps/generic/bits/mman.h
index f567b9baaf..a2ee064cae 100644
--- a/sysdeps/generic/bits/mman.h
+++ b/sysdeps/generic/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for BSD-style memory management.
-   Copyright (C) 1994-1998,2000,01 Free Software Foundation, Inc.
+   Copyright (C) 1994-1998,2000,01,02 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -80,6 +80,10 @@
 # define POSIX_MADV_DONTNEED	4 /* Don't need these pages.  */
 #endif
 
+/* Flags to `msync'.  */
+#define MS_ASYNC	1		/* Sync memory asynchronously.  */
+#define MS_SYNC		0		/* Synchronous memory sync.  */
+#define MS_INVALIDATE	2		/* Invalidate the caches.  */
 
 /* Flags for `mlockall' (can be OR'd together).  */
 #define MCL_CURRENT	1		/* Lock all currently mapped pages.  */
diff --git a/sysdeps/mach/configure b/sysdeps/mach/configure
index 250a2929e5..72d5bf7d15 100644
--- a/sysdeps/mach/configure
+++ b/sysdeps/mach/configure
@@ -165,7 +165,7 @@ fi
 
 mach_interface_list=
 for ifc in mach mach4 \
-	   clock_priv host_priv host_security ledger lock_set \
+	   clock clock_priv host_priv host_security ledger lock_set \
 	   processor processor_set task thread_act vm_map \
 	   memory_object memory_object_default default_pager \
 	   ; do
diff --git a/sysdeps/mach/configure.in b/sysdeps/mach/configure.in
index fc74e9cb7b..541fd77e59 100644
--- a/sysdeps/mach/configure.in
+++ b/sysdeps/mach/configure.in
@@ -49,7 +49,7 @@ dnl environment the compile against those headers will fail.
 dnl
 mach_interface_list=
 for ifc in mach mach4 \
-	   clock_priv host_priv host_security ledger lock_set \
+	   clock clock_priv host_priv host_security ledger lock_set \
 	   processor processor_set task thread_act vm_map \
 	   memory_object memory_object_default default_pager \
 	   ; do
diff --git a/sysdeps/mach/hurd/setpriority.c b/sysdeps/mach/hurd/setpriority.c
index 3d1ce54a74..ab713bd036 100644
--- a/sysdeps/mach/hurd/setpriority.c
+++ b/sysdeps/mach/hurd/setpriority.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994, 1995, 1997, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1994,95,97,2000,02 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -44,7 +44,19 @@ setpriority (enum __priority_which which, id_t who, int prio)
 	{
 	  error_t prierr;
 	  ++ntasks;
+#ifdef POLICY_TIMESHARE_BASE_COUNT
+	  {
+	    /* XXX This assumes timeshare policy.  */
+	    struct policy_timeshare_base base
+	      = { NICE_TO_MACH_PRIORITY (prio) };
+	    prierr = __task_policy (task, POLICY_TIMESHARE,
+				    (policy_base_t) &base,
+				    POLICY_TIMESHARE_BASE_COUNT,
+				    0, 1);
+	  }
+#else
 	  prierr = __task_priority (task, NICE_TO_MACH_PRIORITY (prio), 1);
+#endif
 	  __mach_port_deallocate (__mach_task_self (), task);
 	  switch (prierr)
 	    {
diff --git a/sysdeps/mach/hurd/times.c b/sysdeps/mach/hurd/times.c
index 2065aac49a..4d537cad68 100644
--- a/sysdeps/mach/hurd/times.c
+++ b/sysdeps/mach/hurd/times.c
@@ -83,7 +83,7 @@ __times (struct tms *tms)
 #if NO_CREATION_TIME
 # define our_creation_time	startup_time
 #else
-# define our_creation_time	bi.startup_time
+# define our_creation_time	bi.creation_time
 #endif
   return (clock_from_time_value (&now)
 	  - clock_from_time_value (&our_creation_time));
diff --git a/sysdeps/mach/msync.c b/sysdeps/mach/msync.c
new file mode 100644
index 0000000000..cf62960b4f
--- /dev/null
+++ b/sysdeps/mach/msync.c
@@ -0,0 +1,57 @@
+/* msync -- Synchronize mapped memory to external storage.  Mach version.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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.  */
+
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <errno.h>
+#include <mach.h>
+
+/* Some Mach variants have vm_msync and some don't.  Those that have it
+   define the VM_SYNC_* bits when we include <mach/mach_types.h>.  */
+
+#ifndef VM_SYNC_SYNCHRONOUS
+# include <sysdeps/generic/msync.c>
+#else
+
+/* Synchronize the region starting at ADDR and extending LEN bytes with the
+   file it maps.  Filesystem operations on a file being mapped are
+   unpredictable before this is done.  */
+
+int
+msync (__ptr_t addr, size_t len, int flags)
+{
+  vm_sync_t sync_flags = 0;
+  kern_return_t err;
+
+  if (flags & MS_SYNC)
+    sync_flags |= VM_SYNC_SYNCHRONOUS;
+  if (flags & MS_ASYNC)
+    sync_flags |= VM_SYNC_ASYNCHRONOUS;
+  if (flags & MS_INVALIDATE)
+    sync_flags |= VM_SYNC_INVALIDATE;
+
+  if (err = __vm_msync (__mach_task_self (),
+			(vm_address_t) addr, (vm_size_t) len, sync_flags))
+    {
+      errno = err;
+      return -1;
+    }
+  return 0;
+}
+#endif
diff --git a/sysdeps/mach/powerpc/syscall.S b/sysdeps/mach/powerpc/syscall.S
new file mode 100644
index 0000000000..6482f0d72a
--- /dev/null
+++ b/sysdeps/mach/powerpc/syscall.S
@@ -0,0 +1,30 @@
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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.  */
+
+#include <sysdep.h>
+
+ENTRY (syscall)
+	mr   r0,r3
+	mr   r3,r4
+	mr   r4,r5
+	mr   r5,r6
+	mr   r6,r7
+	mr   r7,r8
+	sc
+	blr
+END (syscall)