update lib/replace to current upstream version (samba master)

(This used to be ctdb commit 17bcffab19fdbb435b4745ff90c327342bbbf0f8)

56 files changed, 4301 insertions, 540 deletions

diff --git a/ctdb/lib/replace/Makefile b/ctdb/lib/replace/Makefile
new file mode 100644
index 0000000000..364990153e
--- /dev/null
+++ b/ctdb/lib/replace/Makefile
@@ -0,0 +1,63 @@
+# simple makefile wrapper to run waf
+
+WAF=WAF_MAKE=1 PATH=buildtools/bin:../../buildtools/bin:$$PATH waf
+
+all:
+	$(WAF) build
+
+install:
+	$(WAF) install
+
+uninstall:
+	$(WAF) uninstall
+
+test:
+	$(WAF) test $(TEST_OPTIONS)
+
+testenv:
+	$(WAF) test --testenv $(TEST_OPTIONS)
+
+quicktest:
+	$(WAF) test --quick $(TEST_OPTIONS)
+
+dist:
+	touch .tmplock
+	WAFLOCK=.tmplock $(WAF) dist
+
+distcheck:
+	touch .tmplock
+	WAFLOCK=.tmplock $(WAF) distcheck
+
+clean:
+	$(WAF) clean
+
+distclean:
+	$(WAF) distclean
+
+reconfigure: configure
+	$(WAF) reconfigure
+
+show_waf_options:
+	$(WAF) --help
+
+# some compatibility make targets
+everything: all
+
+testsuite: all
+
+check: test
+
+torture: all
+
+# this should do an install as well, once install is finished
+installcheck: test
+
+etags:
+	$(WAF) etags
+
+ctags:
+	$(WAF) ctags
+
+bin/%:: FORCE
+	$(WAF) --targets=`basename $@`
+FORCE:
diff --git a/ctdb/lib/replace/Makefile.in b/ctdb/lib/replace/Makefile.in
index 30f39ac6cb..65f8125efd 100644
--- a/ctdb/lib/replace/Makefile.in
+++ b/ctdb/lib/replace/Makefile.in
@@ -9,7 +9,9 @@ libdir = @libdir@
 VPATH = @libreplacedir@
 srcdir = @srcdir@
 builddir = @builddir@
-INSTALL = @INSTALL@
+sharedbuilddir = @sharedbuilddir@
+INSTALLCMD = @INSTALL@
+LIBS = @LIBS@
 
 .PHONY: test all showflags install installcheck clean distclean realdistclean
 
@@ -25,10 +27,17 @@ showflags:
 	@echo '  CC     = $(CC)'
 	@echo '  CFLAGS = $(CFLAGS)'
 	@echo '  LDFLAGS= $(LDFLAGS)'
+	@echo '  LIBS   = $(LIBS)'
 
 install: all
-	mkdir -p $(libdir)
-	$(INSTALL) libreplace.a $(libdir)
+	${INSTALLCMD} -d $(libdir)
+	${INSTALLCMD} -m 644 libreplace.a $(libdir)
+
+shared-build: all
+	${INSTALLCMD} -d $(sharedbuilddir)/include
+	${INSTALLCMD} -m 644 replace.h $(sharedbuilddir)/include
+	${INSTALLCMD} -d $(sharedbuilddir)/lib
+	${INSTALLCMD} -m 644 libreplace.a $(sharedbuilddir)/lib
 
 libreplace.a: $(OBJS)
 	ar -rcsv $@ $(OBJS)
@@ -38,10 +47,10 @@ test: all
 
 installcheck: install test
 
-TEST_OBJS = test/testsuite.o test/os2_delete.o test/strptime.o
+TEST_OBJS = test/main.o test/testsuite.o test/os2_delete.o test/strptime.o test/getifaddrs.o
 
 testsuite: libreplace.a $(TEST_OBJS)
-	$(CC) -o testsuite $(TEST_OBJS) -L. -lreplace $(LDFLAGS)
+	$(CC) -o testsuite $(TEST_OBJS) -L. -lreplace $(LDFLAGS) $(LIBS)
 
 .c.o:
 	@echo Compiling $*.c
diff --git a/ctdb/lib/replace/README b/ctdb/lib/replace/README
index 268a1b15cf..bf4e67ff0c 100644
--- a/ctdb/lib/replace/README
+++ b/ctdb/lib/replace/README
@@ -15,7 +15,6 @@ rename
 initgroups
 memmove
 strdup
-inet_ntoa
 setlinebuf
 vsyslog
 timegm
@@ -34,6 +33,7 @@ opendir
 readdir
 telldir
 seekdir
+clock_gettime
 closedir
 dlopen
 dlclose
@@ -47,11 +47,14 @@ mkdtemp
 mkstemp (a secure one!)
 pread
 pwrite
+chown
+lchown
 getpass
 readline (the library)
 inet_ntoa
 inet_ntop
 inet_pton
+inet_aton
 strtoll
 strtoull
 socketpair
@@ -62,14 +65,21 @@ getnameinfo
 gai_strerror
 getifaddrs
 freeifaddrs
+utime
+utimes
+dup2
+link
+readlink
+symlink
+realpath
 
 Types:
 bool
 socklen_t
-uint_t
 uint{8,16,32,64}_t
 int{8,16,32,64}_t
 intptr_t
+sig_atomic_t
 
 Constants:
 PATH_NAME_MAX
@@ -105,6 +115,9 @@ Headers:
 stdint.h
 stdbool.h
 
+Optional C keywords:
+volatile
+
 Prerequisites:
 memset (for bzero)
 syslog (for vsyslog)
diff --git a/ctdb/lib/replace/autoconf-2.60.m4 b/ctdb/lib/replace/autoconf-2.60.m4
index 2d5dbc1661..b2694fde62 100644
--- a/ctdb/lib/replace/autoconf-2.60.m4
+++ b/ctdb/lib/replace/autoconf-2.60.m4
@@ -181,32 +181,56 @@ AC_DEFUN([AC_PROG_CC_C99],
 # typically due to standards-conformance issues.
 m4_ifndef([AC_USE_SYSTEM_EXTENSIONS],[
 AC_DEFUN([AC_USE_SYSTEM_EXTENSIONS],
-[
-  AC_BEFORE([$0], [AC_COMPILE_IFELSE])
-  AC_BEFORE([$0], [AC_RUN_IFELSE])
+[AC_BEFORE([$0], [AC_COMPILE_IFELSE])dnl
+AC_BEFORE([$0], [AC_RUN_IFELSE])dnl
 
-  AC_REQUIRE([AC_GNU_SOURCE])
-  AC_REQUIRE([AC_AIX])
-  AC_REQUIRE([AC_MINIX])
+  AC_CHECK_HEADER([minix/config.h], [MINIX=yes], [MINIX=])
+  if test "$MINIX" = yes; then
+    AC_DEFINE([_POSIX_SOURCE], [1],
+      [Define to 1 if you need to in order for `stat' and other
+       things to work.])
+    AC_DEFINE([_POSIX_1_SOURCE], [2],
+      [Define to 2 if the system does not provide POSIX.1 features
+       except with this defined.])
+    AC_DEFINE([_MINIX], [1],
+      [Define to 1 if on MINIX.])
+  fi
 
   AH_VERBATIM([__EXTENSIONS__],
-[/* Enable extensions on Solaris.  */
-#ifndef __EXTENSIONS__
-# undef __EXTENSIONS__
+[/* Enable extensions on AIX 3, Interix.  */
+#ifndef _ALL_SOURCE
+# undef _ALL_SOURCE
 #endif
+/* Enable GNU extensions on systems that have them.  */
+#ifndef _GNU_SOURCE
+# undef _GNU_SOURCE
+#endif
+/* Enable threading extensions on Solaris.  */
 #ifndef _POSIX_PTHREAD_SEMANTICS
 # undef _POSIX_PTHREAD_SEMANTICS
-#endif])
+#endif
+/* Enable extensions on HP NonStop.  */
+#ifndef _TANDEM_SOURCE
+# undef _TANDEM_SOURCE
+#endif
+/* Enable general extensions on Solaris.  */
+#ifndef __EXTENSIONS__
+# undef __EXTENSIONS__
+#endif
+])
   AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__],
     [ac_cv_safe_to_define___extensions__],
     [AC_COMPILE_IFELSE(
-       [AC_LANG_PROGRAM([
+       [AC_LANG_PROGRAM([[
 #	  define __EXTENSIONS__ 1
-	  AC_INCLUDES_DEFAULT])],
+	  ]AC_INCLUDES_DEFAULT])],
        [ac_cv_safe_to_define___extensions__=yes],
        [ac_cv_safe_to_define___extensions__=no])])
   test $ac_cv_safe_to_define___extensions__ = yes &&
     AC_DEFINE([__EXTENSIONS__])
+  AC_DEFINE([_ALL_SOURCE])
+  AC_DEFINE([_GNU_SOURCE])
   AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
-])
+  AC_DEFINE([_TANDEM_SOURCE])
+])# AC_USE_SYSTEM_EXTENSIONS
 ])
diff --git a/ctdb/lib/replace/autogen-autotools.sh b/ctdb/lib/replace/autogen-autotools.sh
new file mode 100755
index 0000000000..d46a4279f3
--- /dev/null
+++ b/ctdb/lib/replace/autogen-autotools.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+rm -rf autom4te.cache
+rm -f configure config.h.in
+
+autoheader || exit 1
+autoconf || exit 1
+
+rm -rf autom4te.cache
+
+echo "Now run ./configure and then make."
+exit 0
+
diff --git a/ctdb/lib/replace/build_macros.m4 b/ctdb/lib/replace/build_macros.m4
new file mode 100644
index 0000000000..c036668cd1
--- /dev/null
+++ b/ctdb/lib/replace/build_macros.m4
@@ -0,0 +1,14 @@
+AC_DEFUN(BUILD_WITH_SHARED_BUILD_DIR,
+  [ AC_ARG_WITH([shared-build-dir],
+                [AC_HELP_STRING([--with-shared-build-dir=DIR],
+                                [temporary build directory where libraries are installed [$srcdir/sharedbuild]])])
+
+    sharedbuilddir="$srcdir/sharedbuild"
+    if test x"$with_shared_build_dir" != x; then
+        sharedbuilddir=$with_shared_build_dir
+        CFLAGS="$CFLAGS -I$with_shared_build_dir/include"
+        LDFLAGS="$LDFLAGS -L$with_shared_build_dir/lib"
+    fi
+    AC_SUBST(sharedbuilddir)
+  ])
+
diff --git a/ctdb/lib/replace/config.guess b/ctdb/lib/replace/config.guess
index e3a2116a7d..da83314608 100755
--- a/ctdb/lib/replace/config.guess
+++ b/ctdb/lib/replace/config.guess
@@ -1,10 +1,10 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
 #   Free Software Foundation, Inc.
 
-timestamp='2009-06-10'
+timestamp='2009-04-27'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -170,7 +170,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
 		eval $set_cc_for_build
 		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
-			| grep -q __ELF__
+			| grep __ELF__ >/dev/null
 		then
 		    # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout).
 		    # Return netbsd for either.  FIX?
@@ -656,7 +656,7 @@ EOF
 	    # => hppa64-hp-hpux11.23
 
 	    if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) |
-		grep -q __LP64__
+		grep __LP64__ >/dev/null
 	    then
 		HP_ARCH="hppa2.0w"
 	    else
@@ -822,9 +822,6 @@ EOF
     [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
 	echo i${UNAME_MACHINE}-pc-mks
 	exit ;;
-    8664:Windows_NT:*)
-	echo x86_64-pc-mks
-	exit ;;
     i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
 	# How do we know it's Interix rather than the generic POSIX subsystem?
 	# It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
@@ -885,17 +882,40 @@ EOF
     m68*:Linux:*:*)
 	echo ${UNAME_MACHINE}-unknown-linux-gnu
 	exit ;;
-    mips:Linux:*:* | mips64:Linux:*:*)
+    mips:Linux:*:*)
 	eval $set_cc_for_build
 	sed 's/^	//' << EOF >$dummy.c
 	#undef CPU
-	#undef ${UNAME_MACHINE}
-	#undef ${UNAME_MACHINE}el
+	#undef mips
+	#undef mipsel
 	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
-	CPU=${UNAME_MACHINE}el
+	CPU=mipsel
 	#else
 	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
-	CPU=${UNAME_MACHINE}
+	CPU=mips
+	#else
+	CPU=
+	#endif
+	#endif
+EOF
+	eval "`$CC_FOR_BUILD -E $dummy.c 2>/dev/null | sed -n '
+	    /^CPU/{
+		s: ::g
+		p
+	    }'`"
+	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
+	;;
+    mips64:Linux:*:*)
+	eval $set_cc_for_build
+	sed 's/^	//' << EOF >$dummy.c
+	#undef CPU
+	#undef mips64
+	#undef mips64el
+	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
+	CPU=mips64el
+	#else
+	#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
+	CPU=mips64
 	#else
 	CPU=
 	#endif
@@ -927,7 +947,7 @@ EOF
 	  EV67)  UNAME_MACHINE=alphaev67 ;;
 	  EV68*) UNAME_MACHINE=alphaev68 ;;
         esac
-	objdump --private-headers /bin/sh | grep -q ld.so.1
+	objdump --private-headers /bin/sh | grep ld.so.1 >/dev/null
 	if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
 	echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC}
 	exit ;;
@@ -981,6 +1001,14 @@ EOF
 	  elf32-i386)
 		TENTATIVE="${UNAME_MACHINE}-pc-linux-gnu"
 		;;
+	  a.out-i386-linux)
+		echo "${UNAME_MACHINE}-pc-linux-gnuaout"
+		exit ;;
+	  "")
+		# Either a pre-BFD a.out linker (linux-gnuoldld) or
+		# one that does not give us useful --help.
+		echo "${UNAME_MACHINE}-pc-linux-gnuoldld"
+		exit ;;
 	esac
 	# Determine whether the default compiler is a.out or elf
 	eval $set_cc_for_build
@@ -1046,7 +1074,7 @@ EOF
     i*86:syllable:*:*)
 	echo ${UNAME_MACHINE}-pc-syllable
 	exit ;;
-    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*)
+    i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*)
 	echo i386-unknown-lynxos${UNAME_RELEASE}
 	exit ;;
     i*86:*DOS:*:*)
@@ -1154,7 +1182,7 @@ EOF
     rs6000:LynxOS:2.*:*)
 	echo rs6000-unknown-lynxos${UNAME_RELEASE}
 	exit ;;
-    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*)
+    PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.0*:*)
 	echo powerpc-unknown-lynxos${UNAME_RELEASE}
 	exit ;;
     SM[BE]S:UNIX_SV:*:*)
diff --git a/ctdb/lib/replace/config.sub b/ctdb/lib/replace/config.sub
index eb0389a693..a39437d015 100755
--- a/ctdb/lib/replace/config.sub
+++ b/ctdb/lib/replace/config.sub
@@ -1,10 +1,10 @@
 #! /bin/sh
 # Configuration validation subroutine script.
 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
 #   Free Software Foundation, Inc.
 
-timestamp='2009-06-11'
+timestamp='2009-04-17'
 
 # This file is (in principle) common to ALL GNU software.
 # The presence of a machine in this file suggests that SOME GNU software
@@ -153,9 +153,6 @@ case $os in
 		os=
 		basic_machine=$1
 		;;
-        -bluegene*)
-	        os=-cnk
-		;;
 	-sim | -cisco | -oki | -wec | -winbond)
 		os=
 		basic_machine=$1
@@ -470,10 +467,6 @@ case $basic_machine in
 		basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
 		os=-linux
 		;;
-	bluegene*)
-		basic_machine=powerpc-ibm
-		os=-cnk
-		;;
 	c90)
 		basic_machine=c90-cray
 		os=-unicos
@@ -1267,7 +1260,7 @@ case $os in
 	# Each alternative MUST END IN A *, to match a version number.
 	# -sysv* is not here because it comes later, after sysvr4.
 	-gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
-	      | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
+	      | -*vms* | -sco* | -esix* | -isc* | -aix* | -sunos | -sunos[34]*\
 	      | -hpux* | -unos* | -osf* | -luna* | -dgux* | -solaris* | -sym* \
 	      | -kopensolaris* \
 	      | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
@@ -1620,7 +1613,7 @@ case $basic_machine in
 			-sunos*)
 				vendor=sun
 				;;
-			-cnk*|-aix*)
+			-aix*)
 				vendor=ibm
 				;;
 			-beos*)
diff --git a/ctdb/lib/replace/configure b/ctdb/lib/replace/configure
new file mode 100755
index 0000000000..6a9f875511
--- /dev/null
+++ b/ctdb/lib/replace/configure
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+PREVPATH=`dirname $0`
+
+if [ -f $PREVPATH/../../buildtools/bin/waf ]; then
+	WAF=../../buildtools/bin/waf
+elif [ -f $PREVPATH/buildtools/bin/waf ]; then
+	WAF=./buildtools/bin/waf
+else
+	echo "replace: Unable to find waf"
+	exit 1
+fi
+
+# using JOBS=1 gives maximum compatibility with
+# systems like AIX which have broken threading in python
+JOBS=1
+export JOBS
+
+cd . || exit 1
+$WAF configure "$@" || exit 1
+cd $PREVPATH
diff --git a/ctdb/lib/replace/configure.ac b/ctdb/lib/replace/configure.ac
index beeb77e152..0361825a02 100644
--- a/ctdb/lib/replace/configure.ac
+++ b/ctdb/lib/replace/configure.ac
@@ -3,7 +3,10 @@ AC_INIT(replace.c)
 AC_CONFIG_SRCDIR([replace.c])
 AC_CONFIG_HEADER(config.h)
 
+CFLAGS="$CFLAGS -I$srcdir"
+
 AC_LIBREPLACE_ALL_CHECKS
+AC_LIBREPLACE_NETWORK_CHECKS
 
 if test "$ac_cv_prog_gcc" = yes; then
    CFLAGS="$CFLAGS -Wall"
@@ -19,6 +22,12 @@ if test "$ac_cv_prog_gcc" = yes; then
    CFLAGS="$CFLAGS -Wno-format-y2k"
 fi
 
+m4_include(build_macros.m4)
+BUILD_WITH_SHARED_BUILD_DIR
+
+LIBS="${LIBREPLACE_NETWORK_LIBS}"
+AC_SUBST(LIBS)
+
 AC_SUBST(LDFLAGS)
 
 AC_OUTPUT(Makefile)
diff --git a/ctdb/lib/replace/crypt.c b/ctdb/lib/replace/crypt.c
new file mode 100644
index 0000000000..3a067bcc77
--- /dev/null
+++ b/ctdb/lib/replace/crypt.c
@@ -0,0 +1,770 @@
+/*
+   This bit of code was derived from the UFC-crypt package which
+   carries the following copyright 
+   
+   Modified for use by Samba by Andrew Tridgell, October 1994
+
+   Note that this routine is only faster on some machines. Under Linux 1.1.51 
+   libc 4.5.26 I actually found this routine to be slightly slower.
+
+   Under SunOS I found a huge speedup by using these routines 
+   (a factor of 20 or so)
+
+   Warning: I've had a report from Steve Kennedy <steve@gbnet.org>
+   that this crypt routine may sometimes get the wrong answer. Only
+   use UFC_CRYT if you really need it.
+
+*/
+
+#include "replace.h"
+
+#ifndef HAVE_CRYPT
+
+/*
+ * UFC-crypt: ultra fast crypt(3) implementation
+ *
+ * Copyright (C) 1991-1998, Free Software Foundation, Inc.
+ *
+ * This 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 3 of the License, or (at your option) any later version.
+ *
+ * This 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * @(#)crypt_util.c	2.31 02/08/92
+ *
+ * Support routines
+ *
+ */
+
+
+#ifndef long32
+#define long32 int32_t
+#endif
+
+#ifndef long64
+#define long64 int64_t
+#endif
+
+#ifndef ufc_long
+#define ufc_long unsigned
+#endif
+
+#ifndef _UFC_64_
+#define _UFC_32_
+#endif
+
+/* 
+ * Permutation done once on the 56 bit 
+ *  key derived from the original 8 byte ASCII key.
+ */
+static int pc1[56] = { 
+  57, 49, 41, 33, 25, 17,  9,  1, 58, 50, 42, 34, 26, 18,
+  10,  2, 59, 51, 43, 35, 27, 19, 11,  3, 60, 52, 44, 36,
+  63, 55, 47, 39, 31, 23, 15,  7, 62, 54, 46, 38, 30, 22,
+  14,  6, 61, 53, 45, 37, 29, 21, 13,  5, 28, 20, 12,  4
+};
+
+/*
+ * How much to rotate each 28 bit half of the pc1 permutated
+ *  56 bit key before using pc2 to give the i' key
+ */
+static int rots[16] = { 
+  1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1 
+};
+
+/* 
+ * Permutation giving the key 
+ * of the i' DES round 
+ */
+static int pc2[48] = { 
+  14, 17, 11, 24,  1,  5,  3, 28, 15,  6, 21, 10,
+  23, 19, 12,  4, 26,  8, 16,  7, 27, 20, 13,  2,
+  41, 52, 31, 37, 47, 55, 30, 40, 51, 45, 33, 48,
+  44, 49, 39, 56, 34, 53, 46, 42, 50, 36, 29, 32
+};
+
+/*
+ * The E expansion table which selects
+ * bits from the 32 bit intermediate result.
+ */
+static int esel[48] = { 
+  32,  1,  2,  3,  4,  5,  4,  5,  6,  7,  8,  9,
+   8,  9, 10, 11, 12, 13, 12, 13, 14, 15, 16, 17,
+  16, 17, 18, 19, 20, 21, 20, 21, 22, 23, 24, 25,
+  24, 25, 26, 27, 28, 29, 28, 29, 30, 31, 32,  1
+};
+static int e_inverse[64];
+
+/* 
+ * Permutation done on the 
+ * result of sbox lookups 
+ */
+static int perm32[32] = {
+  16,  7, 20, 21, 29, 12, 28, 17,  1, 15, 23, 26,  5, 18, 31, 10,
+  2,   8, 24, 14, 32, 27,  3,  9, 19, 13, 30,  6, 22, 11,  4, 25
+};
+
+/* 
+ * The sboxes
+ */
+static int sbox[8][4][16]= {
+        { { 14,  4, 13,  1,  2, 15, 11,  8,  3, 10,  6, 12,  5,  9,  0,  7 },
+          {  0, 15,  7,  4, 14,  2, 13,  1, 10,  6, 12, 11,  9,  5,  3,  8 },
+          {  4,  1, 14,  8, 13,  6,  2, 11, 15, 12,  9,  7,  3, 10,  5,  0 },
+          { 15, 12,  8,  2,  4,  9,  1,  7,  5, 11,  3, 14, 10,  0,  6, 13 }
+        },
+
+        { { 15,  1,  8, 14,  6, 11,  3,  4,  9,  7,  2, 13, 12,  0,  5, 10 },
+          {  3, 13,  4,  7, 15,  2,  8, 14, 12,  0,  1, 10,  6,  9, 11,  5 },
+          {  0, 14,  7, 11, 10,  4, 13,  1,  5,  8, 12,  6,  9,  3,  2, 15 },
+          { 13,  8, 10,  1,  3, 15,  4,  2, 11,  6,  7, 12,  0,  5, 14,  9 }
+        },
+
+        { { 10,  0,  9, 14,  6,  3, 15,  5,  1, 13, 12,  7, 11,  4,  2,  8 },
+          { 13,  7,  0,  9,  3,  4,  6, 10,  2,  8,  5, 14, 12, 11, 15,  1 },
+          { 13,  6,  4,  9,  8, 15,  3,  0, 11,  1,  2, 12,  5, 10, 14,  7 },
+          {  1, 10, 13,  0,  6,  9,  8,  7,  4, 15, 14,  3, 11,  5,  2, 12 }
+        },
+
+        { {  7, 13, 14,  3,  0,  6,  9, 10,  1,  2,  8,  5, 11, 12,  4, 15 },
+          { 13,  8, 11,  5,  6, 15,  0,  3,  4,  7,  2, 12,  1, 10, 14,  9 },
+          { 10,  6,  9,  0, 12, 11,  7, 13, 15,  1,  3, 14,  5,  2,  8,  4 },
+          {  3, 15,  0,  6, 10,  1, 13,  8,  9,  4,  5, 11, 12,  7,  2, 14 }
+        },
+
+        { {  2, 12,  4,  1,  7, 10, 11,  6,  8,  5,  3, 15, 13,  0, 14,  9 },
+          { 14, 11,  2, 12,  4,  7, 13,  1,  5,  0, 15, 10,  3,  9,  8,  6 },
+          {  4,  2,  1, 11, 10, 13,  7,  8, 15,  9, 12,  5,  6,  3,  0, 14 },
+          { 11,  8, 12,  7,  1, 14,  2, 13,  6, 15,  0,  9, 10,  4,  5,  3 }
+        },
+
+        { { 12,  1, 10, 15,  9,  2,  6,  8,  0, 13,  3,  4, 14,  7,  5, 11 },
+          { 10, 15,  4,  2,  7, 12,  9,  5,  6,  1, 13, 14,  0, 11,  3,  8 },
+          {  9, 14, 15,  5,  2,  8, 12,  3,  7,  0,  4, 10,  1, 13, 11,  6 },
+          {  4,  3,  2, 12,  9,  5, 15, 10, 11, 14,  1,  7,  6,  0,  8, 13 }
+        },
+
+        { {  4, 11,  2, 14, 15,  0,  8, 13,  3, 12,  9,  7,  5, 10,  6,  1 },
+          { 13,  0, 11,  7,  4,  9,  1, 10, 14,  3,  5, 12,  2, 15,  8,  6 },
+          {  1,  4, 11, 13, 12,  3,  7, 14, 10, 15,  6,  8,  0,  5,  9,  2 },
+          {  6, 11, 13,  8,  1,  4, 10,  7,  9,  5,  0, 15, 14,  2,  3, 12 }
+        },
+
+        { { 13,  2,  8,  4,  6, 15, 11,  1, 10,  9,  3, 14,  5,  0, 12,  7 },
+          {  1, 15, 13,  8, 10,  3,  7,  4, 12,  5,  6, 11,  0, 14,  9,  2 },
+          {  7, 11,  4,  1,  9, 12, 14,  2,  0,  6, 10, 13, 15,  3,  5,  8 },
+          {  2,  1, 14,  7,  4, 10,  8, 13, 15, 12,  9,  0,  3,  5,  6, 11 }
+        }
+};
+
+/* 
+ * This is the final 
+ * permutation matrix
+ */
+static int final_perm[64] = {
+  40,  8, 48, 16, 56, 24, 64, 32, 39,  7, 47, 15, 55, 23, 63, 31,
+  38,  6, 46, 14, 54, 22, 62, 30, 37,  5, 45, 13, 53, 21, 61, 29,
+  36,  4, 44, 12, 52, 20, 60, 28, 35,  3, 43, 11, 51, 19, 59, 27,
+  34,  2, 42, 10, 50, 18, 58, 26, 33,  1, 41,  9, 49, 17, 57, 25
+};
+
+/* 
+ * The 16 DES keys in BITMASK format 
+ */
+#ifdef _UFC_32_
+long32 _ufc_keytab[16][2];
+#endif
+
+#ifdef _UFC_64_
+long64 _ufc_keytab[16];
+#endif
+
+
+#define ascii_to_bin(c) ((c)>='a'?(c-59):(c)>='A'?((c)-53):(c)-'.')
+#define bin_to_ascii(c) ((c)>=38?((c)-38+'a'):(c)>=12?((c)-12+'A'):(c)+'.')
+
+/* Macro to set a bit (0..23) */
+#define BITMASK(i) ( (1<<(11-(i)%12+3)) << ((i)<12?16:0) )
+
+/*
+ * sb arrays:
+ *
+ * Workhorses of the inner loop of the DES implementation.
+ * They do sbox lookup, shifting of this  value, 32 bit
+ * permutation and E permutation for the next round.
+ *
+ * Kept in 'BITMASK' format.
+ */
+
+#ifdef _UFC_32_
+long32 _ufc_sb0[8192], _ufc_sb1[8192], _ufc_sb2[8192], _ufc_sb3[8192];
+static long32 *sb[4] = {_ufc_sb0, _ufc_sb1, _ufc_sb2, _ufc_sb3}; 
+#endif
+
+#ifdef _UFC_64_
+long64 _ufc_sb0[4096], _ufc_sb1[4096], _ufc_sb2[4096], _ufc_sb3[4096];
+static long64 *sb[4] = {_ufc_sb0, _ufc_sb1, _ufc_sb2, _ufc_sb3}; 
+#endif
+
+/* 
+ * eperm32tab: do 32 bit permutation and E selection
+ *
+ * The first index is the byte number in the 32 bit value to be permuted
+ *  -  second  -   is the value of this byte
+ *  -  third   -   selects the two 32 bit values
+ *
+ * The table is used and generated internally in init_des to speed it up
+ */
+static ufc_long eperm32tab[4][256][2];
+
+/* 
+ * do_pc1: permform pc1 permutation in the key schedule generation.
+ *
+ * The first   index is the byte number in the 8 byte ASCII key
+ *  -  second    -      -    the two 28 bits halfs of the result
+ *  -  third     -   selects the 7 bits actually used of each byte
+ *
+ * The result is kept with 28 bit per 32 bit with the 4 most significant
+ * bits zero.
+ */
+static ufc_long do_pc1[8][2][128];
+
+/*
+ * do_pc2: permform pc2 permutation in the key schedule generation.
+ *
+ * The first   index is the septet number in the two 28 bit intermediate values
+ *  -  second    -    -  -  septet values
+ *
+ * Knowledge of the structure of the pc2 permutation is used.
+ *
+ * The result is kept with 28 bit per 32 bit with the 4 most significant
+ * bits zero.
+ */
+static ufc_long do_pc2[8][128];
+
+/*
+ * efp: undo an extra e selection and do final
+ *      permutation giving the DES result.
+ * 
+ *      Invoked 6 bit a time on two 48 bit values
+ *      giving two 32 bit longs.
+ */
+static ufc_long efp[16][64][2];
+
+static unsigned char bytemask[8]  = {
+  0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01
+};
+
+static ufc_long longmask[32] = {
+  0x80000000, 0x40000000, 0x20000000, 0x10000000,
+  0x08000000, 0x04000000, 0x02000000, 0x01000000,
+  0x00800000, 0x00400000, 0x00200000, 0x00100000,
+  0x00080000, 0x00040000, 0x00020000, 0x00010000,
+  0x00008000, 0x00004000, 0x00002000, 0x00001000,
+  0x00000800, 0x00000400, 0x00000200, 0x00000100,
+  0x00000080, 0x00000040, 0x00000020, 0x00000010,
+  0x00000008, 0x00000004, 0x00000002, 0x00000001
+};
+
+
+/*
+ * Silly rewrite of 'bzero'. I do so
+ * because some machines don't have
+ * bzero and some don't have memset.
+ */
+
+static void clearmem(char *start, int cnt)
+  { while(cnt--)
+      *start++ = '\0';
+  }
+
+static int initialized = 0;
+
+/* lookup a 6 bit value in sbox */
+
+#define s_lookup(i,s) sbox[(i)][(((s)>>4) & 0x2)|((s) & 0x1)][((s)>>1) & 0xf];
+
+/*
+ * Initialize unit - may be invoked directly
+ * by fcrypt users.
+ */
+
+static void ufc_init_des(void)
+  { int comes_from_bit;
+    int bit, sg;
+    ufc_long j;
+    ufc_long mask1, mask2;
+
+    /*
+     * Create the do_pc1 table used
+     * to affect pc1 permutation
+     * when generating keys
+     */
+    for(bit = 0; bit < 56; bit++) {
+      comes_from_bit  = pc1[bit] - 1;
+      mask1 = bytemask[comes_from_bit % 8 + 1];
+      mask2 = longmask[bit % 28 + 4];
+      for(j = 0; j < 128; j++) {
+	if(j & mask1) 
+	  do_pc1[comes_from_bit / 8][bit / 28][j] |= mask2;
+      }
+    }
+
+    /*
+     * Create the do_pc2 table used
+     * to affect pc2 permutation when
+     * generating keys
+     */
+    for(bit = 0; bit < 48; bit++) {
+      comes_from_bit  = pc2[bit] - 1;
+      mask1 = bytemask[comes_from_bit % 7 + 1];
+      mask2 = BITMASK(bit % 24);
+      for(j = 0; j < 128; j++) {
+	if(j & mask1)
+	  do_pc2[comes_from_bit / 7][j] |= mask2;
+      }
+    }
+
+    /* 
+     * Now generate the table used to do combined
+     * 32 bit permutation and e expansion
+     *
+     * We use it because we have to permute 16384 32 bit
+     * longs into 48 bit in order to initialize sb.
+     *
+     * Looping 48 rounds per permutation becomes 
+     * just too slow...
+     *
+     */
+
+    clearmem((char*)eperm32tab, sizeof(eperm32tab));
+
+    for(bit = 0; bit < 48; bit++) {
+      ufc_long inner_mask1,comes_from;
+	
+      comes_from = perm32[esel[bit]-1]-1;
+      inner_mask1      = bytemask[comes_from % 8];
+	
+      for(j = 256; j--;) {
+	if(j & inner_mask1)
+	  eperm32tab[comes_from / 8][j][bit / 24] |= BITMASK(bit % 24);
+      }
+    }
+    
+    /* 
+     * Create the sb tables:
+     *
+     * For each 12 bit segment of an 48 bit intermediate
+     * result, the sb table precomputes the two 4 bit
+     * values of the sbox lookups done with the two 6
+     * bit halves, shifts them to their proper place,
+     * sends them through perm32 and finally E expands
+     * them so that they are ready for the next
+     * DES round.
+     *
+     */
+    for(sg = 0; sg < 4; sg++) {
+      int j1, j2;
+      int s1, s2;
+    
+      for(j1 = 0; j1 < 64; j1++) {
+	s1 = s_lookup(2 * sg, j1);
+	for(j2 = 0; j2 < 64; j2++) {
+	  ufc_long to_permute, inx;
+    
+	  s2         = s_lookup(2 * sg + 1, j2);
+	  to_permute = ((s1 << 4)  | s2) << (24 - 8 * sg);
+
+#ifdef _UFC_32_
+	  inx = ((j1 << 6)  | j2) << 1;
+	  sb[sg][inx  ]  = eperm32tab[0][(to_permute >> 24) & 0xff][0];
+	  sb[sg][inx+1]  = eperm32tab[0][(to_permute >> 24) & 0xff][1];
+	  sb[sg][inx  ] |= eperm32tab[1][(to_permute >> 16) & 0xff][0];
+	  sb[sg][inx+1] |= eperm32tab[1][(to_permute >> 16) & 0xff][1];
+  	  sb[sg][inx  ] |= eperm32tab[2][(to_permute >>  8) & 0xff][0];
+	  sb[sg][inx+1] |= eperm32tab[2][(to_permute >>  8) & 0xff][1];
+	  sb[sg][inx  ] |= eperm32tab[3][(to_permute)       & 0xff][0];
+	  sb[sg][inx+1] |= eperm32tab[3][(to_permute)       & 0xff][1];
+#endif
+#ifdef _UFC_64_
+	  inx = ((j1 << 6)  | j2);
+	  sb[sg][inx]  = 
+	    ((long64)eperm32tab[0][(to_permute >> 24) & 0xff][0] << 32) |
+	     (long64)eperm32tab[0][(to_permute >> 24) & 0xff][1];
+	  sb[sg][inx] |=
+	    ((long64)eperm32tab[1][(to_permute >> 16) & 0xff][0] << 32) |
+	     (long64)eperm32tab[1][(to_permute >> 16) & 0xff][1];
+  	  sb[sg][inx] |= 
+	    ((long64)eperm32tab[2][(to_permute >>  8) & 0xff][0] << 32) |
+	     (long64)eperm32tab[2][(to_permute >>  8) & 0xff][1];
+	  sb[sg][inx] |=
+	    ((long64)eperm32tab[3][(to_permute)       & 0xff][0] << 32) |
+	     (long64)eperm32tab[3][(to_permute)       & 0xff][1];
+#endif
+	}
+      }
+    }  
+
+    /* 
+     * Create an inverse matrix for esel telling
+     * where to plug out bits if undoing it
+     */
+    for(bit=48; bit--;) {
+      e_inverse[esel[bit] - 1     ] = bit;
+      e_inverse[esel[bit] - 1 + 32] = bit + 48;
+    }
+
+    /* 
+     * create efp: the matrix used to
+     * undo the E expansion and effect final permutation
+     */
+    clearmem((char*)efp, sizeof efp);
+    for(bit = 0; bit < 64; bit++) {
+      int o_bit, o_long;
+      ufc_long word_value, inner_mask1, inner_mask2;
+      int comes_from_f_bit, comes_from_e_bit;
+      int comes_from_word, bit_within_word;
+
+      /* See where bit i belongs in the two 32 bit long's */
+      o_long = bit / 32; /* 0..1  */
+      o_bit  = bit % 32; /* 0..31 */
+
+      /* 
+       * And find a bit in the e permutated value setting this bit.
+       *
+       * Note: the e selection may have selected the same bit several
+       * times. By the initialization of e_inverse, we only look
+       * for one specific instance.
+       */
+      comes_from_f_bit = final_perm[bit] - 1;         /* 0..63 */
+      comes_from_e_bit = e_inverse[comes_from_f_bit]; /* 0..95 */
+      comes_from_word  = comes_from_e_bit / 6;        /* 0..15 */
+      bit_within_word  = comes_from_e_bit % 6;        /* 0..5  */
+
+      inner_mask1 = longmask[bit_within_word + 26];
+      inner_mask2 = longmask[o_bit];
+
+      for(word_value = 64; word_value--;) {
+	if(word_value & inner_mask1)
+	  efp[comes_from_word][word_value][o_long] |= inner_mask2;
+      }
+    }
+    initialized++;
+  }
+
+/* 
+ * Process the elements of the sb table permuting the
+ * bits swapped in the expansion by the current salt.
+ */
+
+#ifdef _UFC_32_
+static void shuffle_sb(long32 *k, ufc_long saltbits)
+  { ufc_long j;
+    long32 x;
+    for(j=4096; j--;) {
+      x = (k[0] ^ k[1]) & (long32)saltbits;
+      *k++ ^= x;
+      *k++ ^= x;
+    }
+  }
+#endif
+
+#ifdef _UFC_64_
+static void shuffle_sb(long64 *k, ufc_long saltbits)
+  { ufc_long j;
+    long64 x;
+    for(j=4096; j--;) {
+      x = ((*k >> 32) ^ *k) & (long64)saltbits;
+      *k++ ^= (x << 32) | x;
+    }
+  }
+#endif
+
+/* 
+ * Setup the unit for a new salt
+ * Hopefully we'll not see a new salt in each crypt call.
+ */
+
+static unsigned char current_salt[3] = "&&"; /* invalid value */
+static ufc_long current_saltbits = 0;
+static int direction = 0;
+
+static void setup_salt(const char *s1)
+  { ufc_long i, j, saltbits;
+    const unsigned char *s2 = (const unsigned char *)s1;
+
+    if(!initialized)
+      ufc_init_des();
+
+    if(s2[0] == current_salt[0] && s2[1] == current_salt[1])
+      return;
+    current_salt[0] = s2[0]; current_salt[1] = s2[1];
+
+    /* 
+     * This is the only crypt change to DES:
+     * entries are swapped in the expansion table
+     * according to the bits set in the salt.
+     */
+    saltbits = 0;
+    for(i = 0; i < 2; i++) {
+      long c=ascii_to_bin(s2[i]);
+      if(c < 0 || c > 63)
+	c = 0;
+      for(j = 0; j < 6; j++) {
+	if((c >> j) & 0x1)
+	  saltbits |= BITMASK(6 * i + j);
+      }
+    }
+
+    /*
+     * Permute the sb table values
+     * to reflect the changed e
+     * selection table
+     */
+    shuffle_sb(_ufc_sb0, current_saltbits ^ saltbits); 
+    shuffle_sb(_ufc_sb1, current_saltbits ^ saltbits);
+    shuffle_sb(_ufc_sb2, current_saltbits ^ saltbits);
+    shuffle_sb(_ufc_sb3, current_saltbits ^ saltbits);
+
+    current_saltbits = saltbits;
+  }
+
+static void ufc_mk_keytab(char *key)
+  { ufc_long v1, v2, *k1;
+    int i;
+#ifdef _UFC_32_
+    long32 v, *k2 = &_ufc_keytab[0][0];
+#endif
+#ifdef _UFC_64_
+    long64 v, *k2 = &_ufc_keytab[0];
+#endif
+
+    v1 = v2 = 0; k1 = &do_pc1[0][0][0];
+    for(i = 8; i--;) {
+      v1 |= k1[*key   & 0x7f]; k1 += 128;
+      v2 |= k1[*key++ & 0x7f]; k1 += 128;
+    }
+
+    for(i = 0; i < 16; i++) {
+      k1 = &do_pc2[0][0];
+
+      v1 = (v1 << rots[i]) | (v1 >> (28 - rots[i]));
+      v  = k1[(v1 >> 21) & 0x7f]; k1 += 128;
+      v |= k1[(v1 >> 14) & 0x7f]; k1 += 128;
+      v |= k1[(v1 >>  7) & 0x7f]; k1 += 128;
+      v |= k1[(v1      ) & 0x7f]; k1 += 128;
+
+#ifdef _UFC_32_
+      *k2++ = v;
+      v = 0;
+#endif
+#ifdef _UFC_64_
+      v <<= 32;
+#endif
+
+      v2 = (v2 << rots[i]) | (v2 >> (28 - rots[i]));
+      v |= k1[(v2 >> 21) & 0x7f]; k1 += 128;
+      v |= k1[(v2 >> 14) & 0x7f]; k1 += 128;
+      v |= k1[(v2 >>  7) & 0x7f]; k1 += 128;
+      v |= k1[(v2      ) & 0x7f];
+
+      *k2++ = v;
+    }
+
+    direction = 0;
+  }
+
+/* 
+ * Undo an extra E selection and do final permutations
+ */
+
+ufc_long *_ufc_dofinalperm(ufc_long l1, ufc_long l2, ufc_long r1, ufc_long r2)
+  { ufc_long v1, v2, x;
+    static ufc_long ary[2];
+
+    x = (l1 ^ l2) & current_saltbits; l1 ^= x; l2 ^= x;
+    x = (r1 ^ r2) & current_saltbits; r1 ^= x; r2 ^= x;
+
+    v1=v2=0; l1 >>= 3; l2 >>= 3; r1 >>= 3; r2 >>= 3;
+
+    v1 |= efp[15][ r2         & 0x3f][0]; v2 |= efp[15][ r2 & 0x3f][1];
+    v1 |= efp[14][(r2 >>= 6)  & 0x3f][0]; v2 |= efp[14][ r2 & 0x3f][1];
+    v1 |= efp[13][(r2 >>= 10) & 0x3f][0]; v2 |= efp[13][ r2 & 0x3f][1];
+    v1 |= efp[12][(r2 >>= 6)  & 0x3f][0]; v2 |= efp[12][ r2 & 0x3f][1];
+
+    v1 |= efp[11][ r1         & 0x3f][0]; v2 |= efp[11][ r1 & 0x3f][1];
+    v1 |= efp[10][(r1 >>= 6)  & 0x3f][0]; v2 |= efp[10][ r1 & 0x3f][1];
+    v1 |= efp[ 9][(r1 >>= 10) & 0x3f][0]; v2 |= efp[ 9][ r1 & 0x3f][1];
+    v1 |= efp[ 8][(r1 >>= 6)  & 0x3f][0]; v2 |= efp[ 8][ r1 & 0x3f][1];
+
+    v1 |= efp[ 7][ l2         & 0x3f][0]; v2 |= efp[ 7][ l2 & 0x3f][1];
+    v1 |= efp[ 6][(l2 >>= 6)  & 0x3f][0]; v2 |= efp[ 6][ l2 & 0x3f][1];
+    v1 |= efp[ 5][(l2 >>= 10) & 0x3f][0]; v2 |= efp[ 5][ l2 & 0x3f][1];
+    v1 |= efp[ 4][(l2 >>= 6)  & 0x3f][0]; v2 |= efp[ 4][ l2 & 0x3f][1];
+
+    v1 |= efp[ 3][ l1         & 0x3f][0]; v2 |= efp[ 3][ l1 & 0x3f][1];
+    v1 |= efp[ 2][(l1 >>= 6)  & 0x3f][0]; v2 |= efp[ 2][ l1 & 0x3f][1];
+    v1 |= efp[ 1][(l1 >>= 10) & 0x3f][0]; v2 |= efp[ 1][ l1 & 0x3f][1];
+    v1 |= efp[ 0][(l1 >>= 6)  & 0x3f][0]; v2 |= efp[ 0][ l1 & 0x3f][1];
+
+    ary[0] = v1; ary[1] = v2;
+    return ary;
+  }
+
+/* 
+ * crypt only: convert from 64 bit to 11 bit ASCII 
+ * prefixing with the salt
+ */
+
+static char *output_conversion(ufc_long v1, ufc_long v2, const char *salt)
+  { static char outbuf[14];
+    int i, s;
+
+    outbuf[0] = salt[0];
+    outbuf[1] = salt[1] ? salt[1] : salt[0];
+
+    for(i = 0; i < 5; i++)
+      outbuf[i + 2] = bin_to_ascii((v1 >> (26 - 6 * i)) & 0x3f);
+
+    s  = (v2 & 0xf) << 2;
+    v2 = (v2 >> 2) | ((v1 & 0x3) << 30);
+
+    for(i = 5; i < 10; i++)
+      outbuf[i + 2] = bin_to_ascii((v2 >> (56 - 6 * i)) & 0x3f);
+
+    outbuf[12] = bin_to_ascii(s);
+    outbuf[13] = 0;
+
+    return outbuf;
+  }
+
+/* 
+ * UNIX crypt function
+ */
+
+static ufc_long *_ufc_doit(ufc_long , ufc_long, ufc_long, ufc_long, ufc_long);
+   
+char *ufc_crypt(const char *key,const char *salt)
+  { ufc_long *s;
+    char ktab[9];
+
+    /*
+     * Hack DES tables according to salt
+     */
+    setup_salt(salt);
+
+    /*
+     * Setup key schedule
+     */
+    clearmem(ktab, sizeof ktab);
+    strncpy(ktab, key, 8);
+    ufc_mk_keytab(ktab);
+
+    /*
+     * Go for the 25 DES encryptions
+     */
+    s = _ufc_doit((ufc_long)0, (ufc_long)0, 
+		  (ufc_long)0, (ufc_long)0, (ufc_long)25);
+
+    /*
+     * And convert back to 6 bit ASCII
+     */
+    return output_conversion(s[0], s[1], salt);
+  }
+
+
+#ifdef _UFC_32_
+
+/*
+ * 32 bit version
+ */
+
+extern long32 _ufc_keytab[16][2];
+extern long32 _ufc_sb0[], _ufc_sb1[], _ufc_sb2[], _ufc_sb3[];
+
+#define SBA(sb, v) (*(long32*)((char*)(sb)+(v)))
+
+static ufc_long *_ufc_doit(ufc_long l1, ufc_long l2, ufc_long r1, ufc_long r2, ufc_long itr)
+  { int i;
+    long32 s, *k;
+
+    while(itr--) {
+      k = &_ufc_keytab[0][0];
+      for(i=8; i--; ) {
+	s = *k++ ^ r1;
+	l1 ^= SBA(_ufc_sb1, s & 0xffff); l2 ^= SBA(_ufc_sb1, (s & 0xffff)+4);  
+        l1 ^= SBA(_ufc_sb0, s >>= 16);   l2 ^= SBA(_ufc_sb0, (s)         +4); 
+        s = *k++ ^ r2; 
+        l1 ^= SBA(_ufc_sb3, s & 0xffff); l2 ^= SBA(_ufc_sb3, (s & 0xffff)+4);
+        l1 ^= SBA(_ufc_sb2, s >>= 16);   l2 ^= SBA(_ufc_sb2, (s)         +4);
+
+        s = *k++ ^ l1; 
+        r1 ^= SBA(_ufc_sb1, s & 0xffff); r2 ^= SBA(_ufc_sb1, (s & 0xffff)+4);  
+        r1 ^= SBA(_ufc_sb0, s >>= 16);   r2 ^= SBA(_ufc_sb0, (s)         +4); 
+        s = *k++ ^ l2; 
+        r1 ^= SBA(_ufc_sb3, s & 0xffff); r2 ^= SBA(_ufc_sb3, (s & 0xffff)+4);  
+        r1 ^= SBA(_ufc_sb2, s >>= 16);   r2 ^= SBA(_ufc_sb2, (s)         +4);
+      } 
+      s=l1; l1=r1; r1=s; s=l2; l2=r2; r2=s;
+    }
+    return _ufc_dofinalperm(l1, l2, r1, r2);
+  }
+
+#endif
+
+#ifdef _UFC_64_
+
+/*
+ * 64 bit version
+ */
+
+extern long64 _ufc_keytab[16];
+extern long64 _ufc_sb0[], _ufc_sb1[], _ufc_sb2[], _ufc_sb3[];
+
+#define SBA(sb, v) (*(long64*)((char*)(sb)+(v)))
+
+static ufc_long *_ufc_doit(ufc_long l1, ufc_long l2, ufc_long r1, ufc_long r2, ufc_long itr)
+  { int i;
+    long64 l, r, s, *k;
+
+    l = (((long64)l1) << 32) | ((long64)l2);
+    r = (((long64)r1) << 32) | ((long64)r2);
+
+    while(itr--) {
+      k = &_ufc_keytab[0];
+      for(i=8; i--; ) {
+	s = *k++ ^ r;
+	l ^= SBA(_ufc_sb3, (s >>  0) & 0xffff);
+        l ^= SBA(_ufc_sb2, (s >> 16) & 0xffff);
+        l ^= SBA(_ufc_sb1, (s >> 32) & 0xffff);
+        l ^= SBA(_ufc_sb0, (s >> 48) & 0xffff);
+
+	s = *k++ ^ l;
+	r ^= SBA(_ufc_sb3, (s >>  0) & 0xffff);
+        r ^= SBA(_ufc_sb2, (s >> 16) & 0xffff);
+        r ^= SBA(_ufc_sb1, (s >> 32) & 0xffff);
+        r ^= SBA(_ufc_sb0, (s >> 48) & 0xffff);
+      } 
+      s=l; l=r; r=s;
+    }
+
+    l1 = l >> 32; l2 = l & 0xffffffff;
+    r1 = r >> 32; r2 = r & 0xffffffff;
+    return _ufc_dofinalperm(l1, l2, r1, r2);
+  }
+
+#endif
+
+
+#else
+ int ufc_dummy_procedure(void);
+ int ufc_dummy_procedure(void) {return 0;}
+#endif
diff --git a/ctdb/lib/replace/crypt.m4 b/ctdb/lib/replace/crypt.m4
new file mode 100644
index 0000000000..fae2a58685
--- /dev/null
+++ b/ctdb/lib/replace/crypt.m4
@@ -0,0 +1,6 @@
+###############################################
+# test for where we get crypt() from
+AC_CHECK_HEADERS(crypt.h)
+AC_SEARCH_LIBS_EXT(crypt, [crypt], CRYPT_LIBS,
+  [ AC_DEFINE(HAVE_CRYPT,1,[Whether the system has the crypt() function]) ],
+  [ LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/crypt.o" ])
diff --git a/ctdb/lib/replace/dlfcn.c b/ctdb/lib/replace/dlfcn.c
index 42848848e8..88431ed576 100644
--- a/ctdb/lib/replace/dlfcn.c
+++ b/ctdb/lib/replace/dlfcn.c
@@ -3,6 +3,7 @@
    Samba system utilities
    Copyright (C) Andrew Tridgell 1992-1998
    Copyright (C) Jeremy Allison 1998-2002
+   Copyright (C) Jelmer Vernooij 2006
 
      ** NOTE! The following LGPL license applies to the replace
      ** library. This does NOT imply that all of Samba is released
@@ -35,6 +36,8 @@ void *rep_dlopen(const char *name, int flags)
 #endif
 {
 #ifdef HAVE_SHL_LOAD
+	if (name == NULL)
+		return PROG_HANDLE;
 	return (void *)shl_load(name, flags, 0);
 #else
 	return NULL;
diff --git a/ctdb/lib/replace/dlfcn.m4 b/ctdb/lib/replace/dlfcn.m4
index 42f56f26be..722e0246b7 100644
--- a/ctdb/lib/replace/dlfcn.m4
+++ b/ctdb/lib/replace/dlfcn.m4
@@ -23,7 +23,7 @@ AC_VERIFY_C_PROTOTYPE([void *dlopen(const char* filename, unsigned int flags)],
 	])
 
 if test x"${libreplace_cv_dlfcn}" = x"yes";then
-	LIBREPLACEOBJ="${LIBREPLACEOBJ} dlfcn.o"
+	LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/dlfcn.o"
 fi
 
 LIBDL="$LIBS"
diff --git a/ctdb/lib/replace/getaddrinfo.h b/ctdb/lib/replace/getaddrinfo.h
index dddd699b62..cf040da2db 100644
--- a/ctdb/lib/replace/getaddrinfo.h
+++ b/ctdb/lib/replace/getaddrinfo.h
@@ -75,7 +75,9 @@ in lib/replace we use rep_xxx()
 #undef getnameinfo
 #endif
 #define getnameinfo rep_getnameinfo
+#ifndef HAVE_GETNAMEINFO
 #define HAVE_GETNAMEINFO
+#endif
 
 extern int rep_getaddrinfo(const char *node, const char *service,
 			const struct addrinfo * hints, struct addrinfo ** res);
diff --git a/ctdb/lib/replace/getifaddrs.c b/ctdb/lib/replace/getifaddrs.c
index 4037d647d7..84d790689d 100644
--- a/ctdb/lib/replace/getifaddrs.c
+++ b/ctdb/lib/replace/getifaddrs.c
@@ -19,6 +19,8 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#define SOCKET_WRAPPER_NOT_REPLACE
+
 #include "replace.h"
 #include "system/network.h"
 
@@ -42,13 +44,14 @@
 
 void rep_freeifaddrs(struct ifaddrs *ifp)
 {
-	free(ifp->ifa_name);
-	free(ifp->ifa_addr);
-	free(ifp->ifa_netmask);
-	free(ifp->ifa_dstaddr);
-	if (ifp->ifa_next != NULL)
+	if (ifp != NULL) {
+		free(ifp->ifa_name);
+		free(ifp->ifa_addr);
+		free(ifp->ifa_netmask);
+		free(ifp->ifa_dstaddr);
 		freeifaddrs(ifp->ifa_next);
-	free(ifp);
+		free(ifp);
+	}
 }
 
 static struct sockaddr *sockaddr_dup(struct sockaddr *sa)
@@ -81,11 +84,8 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 	char buff[8192];
 	int fd, i, n;
 	struct ifreq *ifr=NULL;
-	int total = 0;
-	struct in_addr ipaddr;
-	struct in_addr nmask;
-	char *iname;
-	struct ifaddrs *curif, *lastif;
+	struct ifaddrs *curif;
+	struct ifaddrs *lastif = NULL;
 
 	*ifap = NULL;
 
@@ -106,39 +106,34 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 	n = ifc.ifc_len / sizeof(struct ifreq);
 
 	/* Loop through interfaces, looking for given IP address */
-	for (i=n-1;i>=0 && total < max_interfaces;i--) {
-		if (ioctl(fd, SIOCGIFADDR, &ifr[i]) != 0) {
+	for (i=n-1; i>=0; i--) {
+		if (ioctl(fd, SIOCGIFFLAGS, &ifr[i]) == -1) {
 			freeifaddrs(*ifap);
+			return -1;
 		}
 
 		curif = calloc(1, sizeof(struct ifaddrs));
-		if (lastif == NULL) {
-			*ifap = curif;
-		} else {
-			lastif->ifa_next = (*ifap);
-		}
-
 		curif->ifa_name = strdup(ifr[i].ifr_name);
-		curif->ifa_addr = sockaddr_dup(&ifr[i].ifr_addr);
+		curif->ifa_flags = ifr[i].ifr_flags;
 		curif->ifa_dstaddr = NULL;
 		curif->ifa_data = NULL;
 		curif->ifa_next = NULL;
-		curif->ifa_netmask = NULL;
-
-		if (ioctl(fd, SIOCGIFFLAGS, &ifr[i]) != 0) {
-			freeifaddrs(*ifap);
-			return -1;
-		}  
 
-		curif->ifa_flags = ifr[i].ifr_flags;
-
-		if (ioctl(fd, SIOCGIFNETMASK, &ifr[i]) != 0) {
-			freeifaddrs(*ifap);
-			return -1;
-		}  
+		curif->ifa_addr = NULL;
+		if (ioctl(fd, SIOCGIFADDR, &ifr[i]) != -1) {
+			curif->ifa_addr = sockaddr_dup(&ifr[i].ifr_addr);
+		}
 
-		curif->ifa_netmask = sockaddr_dup(&ifr[i].ifr_addr);
+		curif->ifa_netmask = NULL;
+		if (ioctl(fd, SIOCGIFNETMASK, &ifr[i]) != -1) {
+			curif->ifa_netmask = sockaddr_dup(&ifr[i].ifr_addr);
+		}
 
+		if (lastif == NULL) {
+			*ifap = curif;
+		} else {
+			lastif->ifa_next = curif;
+		}
 		lastif = curif;
 	}
 
@@ -166,11 +161,8 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 	char buff[8192];
 	int fd, i, n;
 	struct ifreq *ifr=NULL;
-	int total = 0;
-	struct in_addr ipaddr;
-	struct in_addr nmask;
-	char *iname;
 	struct ifaddrs *curif;
+	struct ifaddrs *lastif = NULL;
 
 	*ifap = NULL;
 
@@ -201,14 +193,14 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 
 	/* Loop through interfaces */
 
-	for (i = 0; i<n && total < max_interfaces; i++) {
+	for (i = 0; i<n; i++) {
 		ifreq = ifr[i];
   
 		curif = calloc(1, sizeof(struct ifaddrs));
 		if (lastif == NULL) {
 			*ifap = curif;
 		} else {
-			lastif->ifa_next = (*ifap);
+			lastif->ifa_next = curif;
 		}
 
 		strioctl.ic_cmd = SIOCGIFFLAGS;
@@ -267,11 +259,8 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 	int fd, i;
 	struct ifconf ifc;
 	struct ifreq *ifr=NULL;
-	struct in_addr ipaddr;
-	struct in_addr nmask;
-	char *iname;
-	int total = 0;
-	struct ifaddrs *curif, *lastif;
+	struct ifaddrs *curif;
+	struct ifaddrs *lastif = NULL;
 
 	*ifap = NULL;
 
@@ -293,7 +282,7 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 	i = ifc.ifc_len;
 
 	while (i > 0) {
-		uint_t inc;
+		unsigned int inc;
 
 		inc = ifr->ifr_addr.sa_len;
 
@@ -306,7 +295,7 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 		if (lastif == NULL) {
 			*ifap = curif;
 		} else {
-			lastif->ifa_next = (*ifap);
+			lastif->ifa_next = curif;
 		}
 
 		curif->ifa_name = strdup(ifr->ifr_name);
@@ -361,32 +350,3 @@ int rep_getifaddrs(struct ifaddrs **ifap)
 	return -1;
 }
 #endif
-
-#ifdef AUTOCONF_TEST
-/* this is the autoconf driver to test get_interfaces() */
-
- int main()
-{
-	struct ifaddrs *ifs = NULL;
-	int ret;
-	
-	ret = getifaddrs(&ifs);
-	if (ret != 0) {
-		perror("getifaddrs() failed");
-		return 1;
-	}
-
-	while (ifs) {
-		printf("%-10s ", ifs->ifa_name);
-		if (ifs->ifa_addr != NULL && 
-		    ifs->ifa_addr->sa_family == AF_INET) {
-			printf("IP=%s ", inet_ntoa(((struct sockaddr_in *)ifs->ifa_addr)->sin_addr));
-			if (ifs->ifa_netmask != NULL)
-				printf("NETMASK=%s", inet_ntoa(((struct sockaddr_in *)ifs->ifa_netmask)->sin_addr));
-		}
-		printf("\n");
-		ifs = ifs->ifa_next;
-	}
-	return 0;
-}
-#endif
diff --git a/ctdb/lib/replace/getpass.c b/ctdb/lib/replace/getpass.c
index 787cd1d42c..f95109f2b4 100644
--- a/ctdb/lib/replace/getpass.c
+++ b/ctdb/lib/replace/getpass.c
@@ -34,10 +34,6 @@ typedef int sig_atomic_t;
 #define SIGCLD SIGCHLD
 #endif
 
-#ifndef SIGNAL_CAST
-#define SIGNAL_CAST (RETSIGTYPE (*)(int))
-#endif
-
 #ifdef SYSV_TERMIO 
 
 /* SYSTEM V TERMIO HANDLING */
@@ -99,7 +95,7 @@ static int tcsetattr(int fd, int flags, struct sgttyb *_t)
 static struct termios t;
 #endif /* SYSV_TERMIO */
 
-static void catch_signal(int signum,void (*handler)(int ))
+static void catch_signal(int signum, void (*handler)(int ))
 {
 #ifdef HAVE_SIGACTION
 	struct sigaction act;
@@ -131,7 +127,7 @@ static int in_fd = -1;
  Signal function to tell us were ^C'ed.
 ****************************************************************/
 
-static void gotintr_sig(void)
+static void gotintr_sig(int signum)
 {
 	gotintr = 1;
 	if (in_fd != -1)
@@ -148,7 +144,7 @@ char *rep_getpass(const char *prompt)
 	size_t nread;
 
 	/* Catch problematic signals */
-	catch_signal(SIGINT, SIGNAL_CAST gotintr_sig);
+	catch_signal(SIGINT, gotintr_sig);
 
 	/* Try to write to and read from the terminal if we can.
 		If we can't open the terminal, use stderr and stdin.  */
@@ -185,7 +181,9 @@ char *rep_getpass(const char *prompt)
 	buf[0] = 0;
 	if (!gotintr) {
 		in_fd = fileno(in);
-		fgets(buf, bufsize, in);
+		if (fgets(buf, bufsize, in) == NULL) {
+			buf[0] = 0;
+		}
 	}
 	nread = strlen(buf);
 	if (nread) {
@@ -195,8 +193,9 @@ char *rep_getpass(const char *prompt)
 
 	/* Restore echoing.  */
 	if (echo_off) {
-		if (gotintr && in_fd == -1)
+		if (gotintr && in_fd == -1) {
 			in = fopen ("/dev/tty", "w+");
+		}
 		if (in != NULL)
 			tcsetattr (fileno (in), TCSANOW, &t);
 	}
@@ -208,7 +207,7 @@ char *rep_getpass(const char *prompt)
 		fclose(in);
 
 	/* Catch problematic signals */
-	catch_signal(SIGINT, SIGNAL_CAST SIG_DFL);
+	catch_signal(SIGINT, SIG_DFL);
 
 	if (gotintr) {
 		printf("Interrupted by signal.\n");
diff --git a/ctdb/lib/replace/getpass.m4 b/ctdb/lib/replace/getpass.m4
index 17dfdf7bf5..78a0afe453 100644
--- a/ctdb/lib/replace/getpass.m4
+++ b/ctdb/lib/replace/getpass.m4
@@ -1,14 +1,24 @@
-AC_CACHE_CHECK([whether getpass should be replaced],samba_cv_REPLACE_GETPASS,[
+AC_CHECK_FUNC(getpass, libreplace_cv_HAVE_GETPASS=yes)
+AC_CHECK_FUNC(getpassphrase, libreplace_cv_HAVE_GETPASSPHRASE=yes)
+if test x"$libreplace_cv_HAVE_GETPASS" = x"yes" -a x"$libreplace_cv_HAVE_GETPASSPHRASE" = x"yes"; then
+        AC_DEFINE(REPLACE_GETPASS_BY_GETPASSPHRASE, 1, [getpass returns <9 chars where getpassphrase returns <265 chars])
+	AC_DEFINE(REPLACE_GETPASS,1,[Whether getpass should be replaced])
+	LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/getpass.o"
+else
+
+AC_CACHE_CHECK([whether getpass should be replaced],libreplace_cv_REPLACE_GETPASS,[
 SAVE_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS -I$libreplacedir/"
 AC_TRY_COMPILE([
 #include "confdefs.h"
 #define NO_CONFIG_H
 #include "$libreplacedir/getpass.c"
-],[],samba_cv_REPLACE_GETPASS=yes,samba_cv_REPLACE_GETPASS=no)
+],[],libreplace_cv_REPLACE_GETPASS=yes,libreplace_cv_REPLACE_GETPASS=no)
 CPPFLAGS="$SAVE_CPPFLAGS"
 ])
-if test x"$samba_cv_REPLACE_GETPASS" = x"yes"; then
+if test x"$libreplace_cv_REPLACE_GETPASS" = x"yes"; then
 	AC_DEFINE(REPLACE_GETPASS,1,[Whether getpass should be replaced])
-	LIBREPLACEOBJ="${LIBREPLACEOBJ} getpass.o"
+	LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/getpass.o"
+fi
+
 fi
diff --git a/ctdb/lib/replace/hdr_replace.h b/ctdb/lib/replace/hdr_replace.h
new file mode 100644
index 0000000000..6cfa50f809
--- /dev/null
+++ b/ctdb/lib/replace/hdr_replace.h
@@ -0,0 +1,2 @@
+/* this is a replacement header for a missing system header */
+#include "replace.h"
diff --git a/ctdb/lib/replace/inet_aton.c b/ctdb/lib/replace/inet_aton.c
new file mode 100644
index 0000000000..c6b3bb11a7
--- /dev/null
+++ b/ctdb/lib/replace/inet_aton.c
@@ -0,0 +1,33 @@
+/*
+ * Unix SMB/CIFS implementation.
+ * replacement functions
+ * Copyright (C) Michael Adam <obnox@samba.org> 2008
+ *
+ *  ** NOTE! The following LGPL license applies to the replace
+ *  ** library. This does NOT imply that all of Samba is released
+ *  ** under the LGPL
+ *
+ * This 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 3 of the License, or (at your option) any later version.
+ *
+ * This 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 this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "replace.h"
+#include "system/network.h"
+
+/**
+ * We know that we have inet_pton from earlier libreplace checks.
+ */
+int rep_inet_aton(const char *src, struct in_addr *dst)
+{
+	return (inet_pton(AF_INET, src, dst) > 0) ? 1 : 0;
+}
diff --git a/ctdb/lib/replace/inet_ntoa.c b/ctdb/lib/replace/inet_ntoa.c
new file mode 100644
index 0000000000..e3b80ebef8
--- /dev/null
+++ b/ctdb/lib/replace/inet_ntoa.c
@@ -0,0 +1,39 @@
+/*
+ * Unix SMB/CIFS implementation.
+ * replacement routines for broken systems
+ * Copyright (C) Andrew Tridgell 2003
+ * Copyright (C) Michael Adam 2008
+ *
+ *  ** NOTE! The following LGPL license applies to the replace
+ *  ** library. This does NOT imply that all of Samba is released
+ *  ** under the LGPL
+ *
+ * This 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 3 of the License, or (at your option) any later version.
+ *
+ * This 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 this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "replace.h"
+#include "system/network.h"
+
+/**
+ * NOTE: this is not thread safe, but it can't be, either
+ * since it returns a pointer to static memory.
+ */
+char *rep_inet_ntoa(struct in_addr ip)
+{
+	uint8_t *p = (uint8_t *)&ip.s_addr;
+	static char buf[18];
+	slprintf(buf, 17, "%d.%d.%d.%d",
+		 (int)p[0], (int)p[1], (int)p[2], (int)p[3]);
+	return buf;
+}
diff --git a/ctdb/lib/replace/libreplace.m4 b/ctdb/lib/replace/libreplace.m4
index a577285639..ca0c6846ab 100644
--- a/ctdb/lib/replace/libreplace.m4
+++ b/ctdb/lib/replace/libreplace.m4
@@ -5,7 +5,7 @@ echo "LIBREPLACE_LOCATION_CHECKS: START"
 dnl find the libreplace sources. This is meant to work both for 
 dnl libreplace standalone builds, and builds of packages using libreplace
 libreplacedir=""
-libreplacepaths="$srcdir $srcdir/lib/replace $srcdir/libreplace $srcdir/../libreplace $srcdir/../replace"
+libreplacepaths="$srcdir $srcdir/lib/replace $srcdir/libreplace $srcdir/../libreplace $srcdir/../replace $srcdir/../lib/replace $srcdir/../../../lib/replace"
 for d in $libreplacepaths; do
 	if test -f "$d/replace.c"; then
 		libreplacedir="$d"		
@@ -16,7 +16,7 @@ done
 if test x"$libreplacedir" = "x"; then
 	AC_MSG_ERROR([cannot find libreplace in $libreplacepaths])
 fi
-LIBREPLACEOBJ="replace.o"
+LIBREPLACEOBJ="$libreplacedir/replace.o"
 AC_SUBST(LIBREPLACEOBJ)
 
 AC_CANONICAL_BUILD
@@ -34,19 +34,23 @@ echo "LIBREPLACE_BROKEN_CHECKS: START"
 dnl find the libreplace sources. This is meant to work both for 
 dnl libreplace standalone builds, and builds of packages using libreplace
 libreplacedir=""
-for d in "$srcdir" "$srcdir/lib/replace" "$srcdir/libreplace" "$srcdir/../libreplace" "$srcdir/../replace"; do
+libreplacepaths="$srcdir $srcdir/lib/replace $srcdir/libreplace $srcdir/../libreplace $srcdir/../replace $srcdir/../lib/replace $srcdir/../../../lib/replace"
+for d in $libreplacepaths; do
 	if test -f "$d/replace.c"; then
 		libreplacedir="$d"		
 		AC_SUBST(libreplacedir)
 		break;
 	fi
 done
-LIBREPLACEOBJ="replace.o"
+if test x"$libreplacedir" = "x"; then
+	AC_MSG_ERROR([cannot find libreplace in $libreplacepaths])
+fi
+
+LIBREPLACEOBJ="$libreplacedir/replace.o"
 AC_SUBST(LIBREPLACEOBJ)
 
-LIBREPLACEOBJ="${LIBREPLACEOBJ} snprintf.o"
+LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/snprintf.o"
 
-AC_TYPE_SIGNAL
 AC_TYPE_UID_T
 AC_TYPE_MODE_T
 AC_TYPE_OFF_T
@@ -59,14 +63,16 @@ AC_CHECK_TYPE(offset_t,loff_t)
 
 AC_FUNC_MEMCMP
 
-AC_CHECK_FUNCS(pipe strftime srandom random srand rand usleep setbuffer lstat getpgrp)
+AC_CHECK_FUNCS([pipe strftime srandom random srand rand usleep setbuffer lstat getpgrp utime utimes])
 
 AC_CHECK_HEADERS(stdbool.h stdint.h sys/select.h)
-AC_CHECK_HEADERS(setjmp.h)
+AC_CHECK_HEADERS(setjmp.h utime.h)
 
 LIBREPLACE_PROVIDE_HEADER([stdint.h])
 LIBREPLACE_PROVIDE_HEADER([stdbool.h])
 
+AC_DEFINE(HAVE_LIBREPLACE, 1, [We have libreplace])
+
 AC_CHECK_TYPE(bool, 
 [AC_DEFINE(HAVE_BOOL, 1, [Whether the bool type is available])],,
 [
@@ -85,103 +91,55 @@ AC_INCLUDES_DEFAULT
 #endif]
 )
 
-AC_CACHE_CHECK([for working mmap],samba_cv_HAVE_MMAP,[
+AC_CHECK_HEADERS(linux/types.h)
+
+AC_CACHE_CHECK([for working mmap],libreplace_cv_HAVE_MMAP,[
 AC_TRY_RUN([#include "$libreplacedir/test/shared_mmap.c"],
-           samba_cv_HAVE_MMAP=yes,samba_cv_HAVE_MMAP=no,samba_cv_HAVE_MMAP=cross)])
-if test x"$samba_cv_HAVE_MMAP" = x"yes"; then
+           libreplace_cv_HAVE_MMAP=yes,libreplace_cv_HAVE_MMAP=no,libreplace_cv_HAVE_MMAP=cross)])
+if test x"$libreplace_cv_HAVE_MMAP" = x"yes"; then
     AC_DEFINE(HAVE_MMAP,1,[Whether mmap works])
 fi
 
+AC_CACHE_CHECK([for working mremap],libreplace_cv_HAVE_MREMAP,[
+AC_TRY_RUN([#include "$libreplacedir/test/shared_mremap.c"],
+           libreplace_cv_HAVE_MREMAP=yes,libreplace_cv_HAVE_MREMAP=no,libreplace_cv_HAVE_MREMAP=cross)])
+if test x"$libreplace_cv_HAVE_MREMAP" = x"yes"; then
+    AC_DEFINE(HAVE_MREMAP,1,[Whether mremap works])
+fi
+
 
 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
 AC_CHECK_HEADERS(sys/time.h time.h)
 AC_CHECK_HEADERS(stdarg.h vararg.h)
-AC_CHECK_HEADERS(sys/socket.h netinet/in.h netdb.h arpa/inet.h)
-AC_CHECK_HEADERS(netinet/ip.h netinet/tcp.h netinet/in_systm.h netinet/in_ip.h)
-AC_CHECK_HEADERS(sys/sockio.h sys/un.h)
 AC_CHECK_HEADERS(sys/mount.h mntent.h)
+AC_CHECK_HEADERS(stropts.h)
+AC_CHECK_HEADERS(unix.h)
 
-dnl we need to check that net/if.h really can be used, to cope with hpux
-dnl where including it always fails
-AC_CACHE_CHECK([for usable net/if.h],libreplace_cv_USABLE_NET_IF_H,[
-	AC_COMPILE_IFELSE([AC_LANG_SOURCE([
-		AC_INCLUDES_DEFAULT
-		#if HAVE_SYS_SOCKET_H
-		# include <sys/socket.h>
-		#endif
-		#include <net/if.h>
-		int main(void) {return 0;}])],
-		[libreplace_cv_USABLE_NET_IF_H=yes],
-		[libreplace_cv_USABLE_NET_IF_H=no]
-	)
-])
-if test x"$libreplace_cv_USABLE_NET_IF_H" = x"yes";then
-	AC_DEFINE(HAVE_NET_IF_H, 1, usability of net/if.h)
-fi
-
-AC_CACHE_CHECK([for broken inet_ntoa],samba_cv_REPLACE_INET_NTOA,[
-AC_TRY_RUN([
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <netinet/in.h>
-#ifdef HAVE_ARPA_INET_H
-#include <arpa/inet.h>
-#endif
-main() { struct in_addr ip; ip.s_addr = 0x12345678;
-if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
-    strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(0); } 
-exit(1);}],
-           samba_cv_REPLACE_INET_NTOA=yes,samba_cv_REPLACE_INET_NTOA=no,samba_cv_REPLACE_INET_NTOA=cross)])
-if test x"$samba_cv_REPLACE_INET_NTOA" = x"yes"; then
-    AC_DEFINE(REPLACE_INET_NTOA,1,[Whether inet_ntoa should be replaced])
-fi
-
-AC_HAVE_TYPE([socklen_t],[#include <sys/socket.h>])
-AC_HAVE_TYPE([sa_family_t],[#include <sys/socket.h>])
-AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
-AC_HAVE_TYPE([struct sockaddr], [#include <sys/socket.h>])
-AC_HAVE_TYPE([struct sockaddr_storage], [
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in.h>
+AC_CHECK_FUNCS(seteuid setreuid setresuid setegid setregid setresgid)
+AC_CHECK_FUNCS(chroot bzero strerror strerror_r)
+AC_CHECK_FUNCS(vsyslog setlinebuf mktime ftruncate chsize rename)
+AC_CHECK_FUNCS(waitpid wait4 strlcpy strlcat initgroups memmove strdup)
+AC_CHECK_FUNCS(pread pwrite strndup strcasestr strtok_r mkdtemp dup2 dprintf vdprintf)
+AC_CHECK_FUNCS(isatty chown lchown link readlink symlink realpath)
+AC_CHECK_FUNCS(fdatasync,,[
+	# if we didn't find it, look in librt (Solaris hides it there...)
+	AC_CHECK_LIB(rt, fdatasync,
+		[libreplace_cv_HAVE_FDATASYNC_IN_LIBRT=yes
+		AC_DEFINE(HAVE_FDATASYNC, 1, Define to 1 if there is support for fdatasync)])
 ])
-AC_HAVE_TYPE([struct sockaddr_in6], [
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in.h>
+AC_HAVE_DECL(fdatasync, [#include <unistd.h>])
+AC_CHECK_FUNCS(clock_gettime,libreplace_cv_have_clock_gettime=yes,[
+	AC_CHECK_LIB(rt, clock_gettime,
+		[libreplace_cv_HAVE_CLOCK_GETTIME_IN_LIBRT=yes
+		libreplace_cv_have_clock_gettime=yes
+		AC_DEFINE(HAVE_CLOCK_GETTIME, 1, Define to 1 if there is support for clock_gettime)])
 ])
-
-if test x"$ac_cv_type_struct_sockaddr_storage" = x"yes"; then
-AC_CHECK_MEMBER(struct sockaddr_storage.ss_family,
-                AC_DEFINE(HAVE_SS_FAMILY, 1, [Defined if struct sockaddr_storage has ss_family field]),,
-                [
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in.h>
-		])
-
-if test x"$ac_cv_member_struct_sockaddr_storage_ss_family" != x"yes"; then
-AC_CHECK_MEMBER(struct sockaddr_storage.__ss_family,
-                AC_DEFINE(HAVE___SS_FAMILY, 1, [Defined if struct sockaddr_storage has __ss_family field]),,
-                [
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in.h>
-		])
-fi
-fi
-
-AC_CHECK_FUNCS(seteuid setresuid setegid setresgid chroot bzero strerror)
-AC_CHECK_FUNCS(vsyslog setlinebuf mktime ftruncate chsize rename)
-AC_CHECK_FUNCS(waitpid strlcpy strlcat initgroups memmove strdup)
-AC_CHECK_FUNCS(pread pwrite strndup strcasestr strtok_r mkdtemp socketpair)
-AC_CHECK_FUNCS(isatty)
+AC_CHECK_FUNCS(get_current_dir_name)
 AC_HAVE_DECL(setresuid, [#include <unistd.h>])
 AC_HAVE_DECL(setresgid, [#include <unistd.h>])
 AC_HAVE_DECL(errno, [#include <errno.h>])
 
-AC_CACHE_CHECK([for secure mkstemp],samba_cv_HAVE_SECURE_MKSTEMP,[
+AC_CACHE_CHECK([for secure mkstemp],libreplace_cv_HAVE_SECURE_MKSTEMP,[
 AC_TRY_RUN([#include <stdlib.h>
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -196,10 +154,10 @@ main() {
   if ((st.st_mode & 0777) != 0600) exit(1);
   exit(0);
 }],
-samba_cv_HAVE_SECURE_MKSTEMP=yes,
-samba_cv_HAVE_SECURE_MKSTEMP=no,
-samba_cv_HAVE_SECURE_MKSTEMP=cross)])
-if test x"$samba_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
+libreplace_cv_HAVE_SECURE_MKSTEMP=yes,
+libreplace_cv_HAVE_SECURE_MKSTEMP=no,
+libreplace_cv_HAVE_SECURE_MKSTEMP=cross)])
+if test x"$libreplace_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
     AC_DEFINE(HAVE_SECURE_MKSTEMP,1,[Whether mkstemp is secure])
 fi
 
@@ -208,7 +166,7 @@ AC_CHECK_HEADERS(stdio.h strings.h)
 AC_CHECK_DECLS([snprintf, vsnprintf, asprintf, vasprintf])
 AC_CHECK_FUNCS(snprintf vsnprintf asprintf vasprintf)
 
-AC_CACHE_CHECK([for C99 vsnprintf],samba_cv_HAVE_C99_VSNPRINTF,[
+AC_CACHE_CHECK([for C99 vsnprintf],libreplace_cv_HAVE_C99_VSNPRINTF,[
 AC_TRY_RUN([
 #include <sys/types.h>
 #include <stdio.h>
@@ -242,43 +200,43 @@ void foo(const char *format, ...) {
 }
 main() { foo("hello"); }
 ],
-samba_cv_HAVE_C99_VSNPRINTF=yes,samba_cv_HAVE_C99_VSNPRINTF=no,samba_cv_HAVE_C99_VSNPRINTF=cross)])
-if test x"$samba_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
+libreplace_cv_HAVE_C99_VSNPRINTF=yes,libreplace_cv_HAVE_C99_VSNPRINTF=no,libreplace_cv_HAVE_C99_VSNPRINTF=cross)])
+if test x"$libreplace_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
     AC_DEFINE(HAVE_C99_VSNPRINTF,1,[Whether there is a C99 compliant vsnprintf])
 fi
 
 
 dnl VA_COPY
-AC_CACHE_CHECK([for va_copy],samba_cv_HAVE_VA_COPY,[
+AC_CACHE_CHECK([for va_copy],libreplace_cv_HAVE_VA_COPY,[
 AC_TRY_LINK([#include <stdarg.h>
 va_list ap1,ap2;], [va_copy(ap1,ap2);],
-samba_cv_HAVE_VA_COPY=yes,samba_cv_HAVE_VA_COPY=no)])
-if test x"$samba_cv_HAVE_VA_COPY" = x"yes"; then
+libreplace_cv_HAVE_VA_COPY=yes,libreplace_cv_HAVE_VA_COPY=no)])
+if test x"$libreplace_cv_HAVE_VA_COPY" = x"yes"; then
     AC_DEFINE(HAVE_VA_COPY,1,[Whether va_copy() is available])
 fi
 
-if test x"$samba_cv_HAVE_VA_COPY" != x"yes"; then
-AC_CACHE_CHECK([for __va_copy],samba_cv_HAVE___VA_COPY,[
+if test x"$libreplace_cv_HAVE_VA_COPY" != x"yes"; then
+AC_CACHE_CHECK([for __va_copy],libreplace_cv_HAVE___VA_COPY,[
 AC_TRY_LINK([#include <stdarg.h>
 va_list ap1,ap2;], [__va_copy(ap1,ap2);],
-samba_cv_HAVE___VA_COPY=yes,samba_cv_HAVE___VA_COPY=no)])
-if test x"$samba_cv_HAVE___VA_COPY" = x"yes"; then
+libreplace_cv_HAVE___VA_COPY=yes,libreplace_cv_HAVE___VA_COPY=no)])
+if test x"$libreplace_cv_HAVE___VA_COPY" = x"yes"; then
     AC_DEFINE(HAVE___VA_COPY,1,[Whether __va_copy() is available])
 fi
 fi
 
 dnl __FUNCTION__ macro
-AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
+AC_CACHE_CHECK([for __FUNCTION__ macro],libreplace_cv_HAVE_FUNCTION_MACRO,[
 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
-samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
-if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
+libreplace_cv_HAVE_FUNCTION_MACRO=yes,libreplace_cv_HAVE_FUNCTION_MACRO=no)])
+if test x"$libreplace_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
 else
     dnl __func__ macro
-    AC_CACHE_CHECK([for __func__ macro],samba_cv_HAVE_func_MACRO,[
+    AC_CACHE_CHECK([for __func__ macro],libreplace_cv_HAVE_func_MACRO,[
     AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __func__);],
-    samba_cv_HAVE_func_MACRO=yes,samba_cv_HAVE_func_MACRO=no)])
-    if test x"$samba_cv_HAVE_func_MACRO" = x"yes"; then
+    libreplace_cv_HAVE_func_MACRO=yes,libreplace_cv_HAVE_func_MACRO=no)])
+    if test x"$libreplace_cv_HAVE_func_MACRO" = x"yes"; then
        AC_DEFINE(HAVE_func_MACRO,1,[Whether there is a __func__ macro])
     fi
 fi
@@ -290,10 +248,13 @@ AC_CHECK_TYPE(comparison_fn_t,
 
 AC_HAVE_DECL(setenv, [#include <stdlib.h>])
 AC_CHECK_FUNCS(setenv unsetenv)
+AC_HAVE_DECL(environ, [#include <unistd.h>])
 
 AC_CHECK_FUNCS(strnlen)
 AC_CHECK_FUNCS(strtoull __strtoull strtouq strtoll __strtoll strtoq)
 
+AC_CHECK_FUNCS(memmem)
+
 # this test disabled as we don't actually need __VA_ARGS__ yet
 AC_TRY_CPP([
 #define eprintf(...) fprintf(stderr, __VA_ARGS__)
@@ -301,7 +262,7 @@ eprintf("bla", "bar");
 ], AC_DEFINE(HAVE__VA_ARGS__MACRO, 1, [Whether the __VA_ARGS__ macro is available]))
 
 
-AC_CACHE_CHECK([for sig_atomic_t type],samba_cv_sig_atomic_t, [
+AC_CACHE_CHECK([for sig_atomic_t type],libreplace_cv_sig_atomic_t, [
     AC_TRY_COMPILE([
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -309,30 +270,30 @@ AC_CACHE_CHECK([for sig_atomic_t type],samba_cv_sig_atomic_t, [
 #include <stddef.h>
 #endif
 #include <signal.h>],[sig_atomic_t i = 0],
-	samba_cv_sig_atomic_t=yes,samba_cv_sig_atomic_t=no)])
-if test x"$samba_cv_sig_atomic_t" = x"yes"; then
+	libreplace_cv_sig_atomic_t=yes,libreplace_cv_sig_atomic_t=no)])
+if test x"$libreplace_cv_sig_atomic_t" = x"yes"; then
    AC_DEFINE(HAVE_SIG_ATOMIC_T_TYPE,1,[Whether we have the atomic_t variable type])
 fi
 
 
-AC_CACHE_CHECK([for O_DIRECT flag to open(2)],samba_cv_HAVE_OPEN_O_DIRECT,[
+AC_CACHE_CHECK([for O_DIRECT flag to open(2)],libreplace_cv_HAVE_OPEN_O_DIRECT,[
 AC_TRY_COMPILE([
 #include <unistd.h>
 #ifdef HAVE_FCNTL_H
 #include <fcntl.h>
 #endif],
 [int fd = open("/dev/null", O_DIRECT);],
-samba_cv_HAVE_OPEN_O_DIRECT=yes,samba_cv_HAVE_OPEN_O_DIRECT=no)])
-if test x"$samba_cv_HAVE_OPEN_O_DIRECT" = x"yes"; then
+libreplace_cv_HAVE_OPEN_O_DIRECT=yes,libreplace_cv_HAVE_OPEN_O_DIRECT=no)])
+if test x"$libreplace_cv_HAVE_OPEN_O_DIRECT" = x"yes"; then
     AC_DEFINE(HAVE_OPEN_O_DIRECT,1,[Whether the open(2) accepts O_DIRECT])
 fi
 
 
 dnl Check if the C compiler understands volatile (it should, being ANSI).
-AC_CACHE_CHECK([that the C compiler understands volatile],samba_cv_volatile, [
+AC_CACHE_CHECK([that the C compiler understands volatile],libreplace_cv_volatile, [
 	AC_TRY_COMPILE([#include <sys/types.h>],[volatile int i = 0],
-		samba_cv_volatile=yes,samba_cv_volatile=no)])
-if test x"$samba_cv_volatile" = x"yes"; then
+		libreplace_cv_volatile=yes,libreplace_cv_volatile=no)])
+if test x"$libreplace_cv_volatile" = x"yes"; then
 	AC_DEFINE(HAVE_VOLATILE, 1, [Whether the C compiler understands volatile])
 fi
 
@@ -343,13 +304,39 @@ m4_include(getpass.m4)
 m4_include(strptime.m4)
 m4_include(win32.m4)
 m4_include(timegm.m4)
-m4_include(inet_ntop.m4)
-m4_include(inet_pton.m4)
-m4_include(getaddrinfo.m4)
 m4_include(repdir.m4)
-m4_include(getifaddrs.m4)
+m4_include(crypt.m4)
 
-AC_CHECK_FUNCS([syslog printf memset memcpy],,[AC_MSG_ERROR([Required function not found])])
+if test x$libreplace_cv_have_clock_gettime = xyes ; then
+	SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
+	SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
+	SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
+fi
+
+AC_CACHE_CHECK([for struct timespec type],libreplace_cv_struct_timespec, [
+    AC_TRY_COMPILE([
+#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+#if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+#else
+# if HAVE_SYS_TIME_H
+#  include <sys/time.h>
+# else
+#  include <time.h>
+# endif
+#endif
+],[struct timespec ts;],
+	libreplace_cv_struct_timespec=yes,libreplace_cv_struct_timespec=no)])
+if test x"$libreplace_cv_struct_timespec" = x"yes"; then
+   AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
+fi
+
+AC_CHECK_FUNCS([printf memset memcpy],,[AC_MSG_ERROR([Required function not found])])
 
 echo "LIBREPLACE_BROKEN_CHECKS: END"
 ]) dnl end AC_LIBREPLACE_BROKEN_CHECKS
@@ -374,5 +361,38 @@ CFLAGS="$CFLAGS -I$libreplacedir"
 
 m4_include(libreplace_cc.m4)
 m4_include(libreplace_ld.m4)
+m4_include(libreplace_network.m4)
 m4_include(libreplace_macros.m4)
-m4_include(autoconf-2.60.m4)
+
+
+dnl SMB_CHECK_CLOCK_ID(clockid)
+dnl Test whether the specified clock_gettime clock ID is available. If it
+dnl is, we define HAVE_clockid
+AC_DEFUN([SMB_CHECK_CLOCK_ID],
+[
+    AC_MSG_CHECKING(for $1)
+    AC_TRY_LINK([
+#if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+#else
+# if HAVE_SYS_TIME_H
+#  include <sys/time.h>
+# else
+#  include <time.h>
+# endif
+#endif
+    ],
+    [
+clockid_t clk = $1;
+    ],
+    [
+	AC_MSG_RESULT(yes)
+	AC_DEFINE(HAVE_$1, 1,
+	    [Whether the clock_gettime clock ID $1 is available])
+    ],
+    [
+	AC_MSG_RESULT(no)
+    ])
+])
+m4_ifndef([AC_USE_SYSTEM_EXTENSIONS],[m4_include(autoconf-2.60.m4)])
diff --git a/ctdb/lib/replace/libreplace_cc.m4 b/ctdb/lib/replace/libreplace_cc.m4
index bf5056838d..48d9e84a32 100644
--- a/ctdb/lib/replace/libreplace_cc.m4
+++ b/ctdb/lib/replace/libreplace_cc.m4
@@ -109,31 +109,38 @@ AC_CHECK_HEADERS([standards.h])
 # Solaris needs HAVE_LONG_LONG defined
 AC_CHECK_TYPES(long long)
 
-AC_CHECK_TYPE(uint_t, unsigned int)
+AC_CHECK_SIZEOF(int)
+AC_CHECK_SIZEOF(char)
+AC_CHECK_SIZEOF(short)
+AC_CHECK_SIZEOF(long)
+AC_CHECK_SIZEOF(long long)
+
 AC_CHECK_TYPE(int8_t, char)
 AC_CHECK_TYPE(uint8_t, unsigned char)
 AC_CHECK_TYPE(int16_t, short)
 AC_CHECK_TYPE(uint16_t, unsigned short)
+
+if test $ac_cv_sizeof_int -eq 4 ; then
+AC_CHECK_TYPE(int32_t, int)
+AC_CHECK_TYPE(uint32_t, unsigned int)
+elif test $ac_cv_size_long -eq 4 ; then
 AC_CHECK_TYPE(int32_t, long)
 AC_CHECK_TYPE(uint32_t, unsigned long)
+else
+AC_MSG_ERROR([LIBREPLACE no 32-bit type found])
+fi
+
 AC_CHECK_TYPE(int64_t, long long)
 AC_CHECK_TYPE(uint64_t, unsigned long long)
 
 AC_CHECK_TYPE(size_t, unsigned int)
 AC_CHECK_TYPE(ssize_t, int)
 
-AC_CHECK_SIZEOF(int)
-AC_CHECK_SIZEOF(char)
-AC_CHECK_SIZEOF(short)
-AC_CHECK_SIZEOF(long)
-AC_CHECK_SIZEOF(long long)
-
 AC_CHECK_SIZEOF(off_t)
 AC_CHECK_SIZEOF(size_t)
 AC_CHECK_SIZEOF(ssize_t)
 
-AC_CHECK_TYPE(intptr_t, unsigned long long)
-AC_CHECK_TYPE(ptrdiff_t, unsigned long long)
+AC_CHECK_TYPES([intptr_t, uintptr_t, ptrdiff_t])
 
 if test x"$ac_cv_type_long_long" != x"yes";then
 	AC_MSG_ERROR([LIBREPLACE needs type 'long long'])
@@ -157,7 +164,8 @@ AC_CACHE_CHECK([for immediate structures],libreplace_cv_immediate_structures,[
 			FOOBAR y; 
 		} f2[] = {
 			{FOO_ONE}
-		};   
+		};
+		static const FOOBAR f3[] = {FOO_ONE};
 	],
 	libreplace_cv_immediate_structures=yes,
 	libreplace_cv_immediate_structures=no,
diff --git a/ctdb/lib/replace/libreplace_ld.m4 b/ctdb/lib/replace/libreplace_ld.m4
index cb8e21434e..bf0df6186d 100644
--- a/ctdb/lib/replace/libreplace_ld.m4
+++ b/ctdb/lib/replace/libreplace_ld.m4
@@ -40,7 +40,7 @@ LDFLAGS="$saved_LDFLAGS"
 AC_DEFUN([AC_LD_PICFLAG],
 [
 case "$host_os" in
-	*linux*) 
+	*linux*|*gnu*)
 		PICFLAG="-fPIC" 
 		;;
 	*solaris*)
@@ -71,13 +71,12 @@ case "$host_os" in
 		PICFLAG="-O2"
 		;;
 	*hpux*)
-		if test $ac_cv_prog_cc_Ae = yes; then
-			PICFLAG="+z +ESnolit"
-		elif test "${GCC}" = "yes"; then
+		if test "${GCC}" = "yes"; then
 			PICFLAG="-fPIC"
-		fi
-		if test "$host_cpu" = "ia64"; then
-			PICFLAG="+z"
+		elif test "$host_cpu" = "ia64"; then
+		        PICFLAG="+z"
+		elif test $ac_cv_prog_cc_Ae = yes; then
+			PICFLAG="+z +ESnolit"
 		fi
 		;;
 	*osf*)
@@ -111,7 +110,7 @@ AC_DEFUN([AC_LIBREPLACE_LD_SHLIB_FLAGS],
 	LD_SHLIB_FLAGS="-shared"
 
 	case "$host_os" in
-		*linux*)
+		*linux*|*gnu*)
 			LD_SHLIB_FLAGS="-shared -Wl,-Bsymbolic"
 			;;
 		*solaris*)
@@ -209,7 +208,7 @@ AC_DEFUN([AC_LD_SONAMEFLAG],
 	AC_SUBST(SONAMEFLAG)
 	SONAMEFLAG=""
 	case "$host_os" in 
-		*linux*)
+		*linux*|*gnu*|*qnx*)
 			SONAMEFLAG="-Wl,-soname="
 			;;
 		*solaris*)
@@ -249,6 +248,22 @@ AC_DEFUN([AC_LD_SONAMEFLAG],
 		esac
 ])
 
+AC_DEFUN([AC_LD_VERSIONSCRIPT],
+[
+	AC_SUBST(VERSIONSCRIPT)
+	VERSIONSCRIPT=""
+	case "$host_os" in 
+		*linux*|*gnu*)
+			VERSIONSCRIPT="-Wl,--version-script"
+			;;
+		*solaris*)
+			if test "${GCC}" = "yes"; then
+				VERSIONSCRIPT="-Wl,--version-script"
+			fi
+			;;
+		esac
+])
+
 AC_DEFUN([AC_LIBREPLACE_MDLD],
 [
 	AC_REQUIRE([AC_LIBREPLACE_LD_SHLIB_LINKER])
@@ -261,15 +276,18 @@ AC_DEFUN([AC_LIBREPLACE_LD_SHLIB_ALLOW_UNDEF_FLAG],
 	LD_ALLOW_SHLIB_UNDEF_FLAG=""
 
 	case "$host_os" in
-		*linux*)
+		*linux*|*gnu*)
 			LD_SHLIB_ALLOW_UNDEF_FLAG="-Wl,--allow-shlib-undefined"
 			;;
 		*osf*)
-			LD_SHLIB_ALLOW_UNDEF_FLAG="-expect_unresolved '*'"
+			LD_SHLIB_ALLOW_UNDEF_FLAG="-Wl,-expect_unresolved,\"*\""
 			;;
 		*darwin*)
 			LD_SHLIB_ALLOW_UNDEF_FLAG="-undefined dynamic_lookup"
 			;;
+		*aix*)
+			LD_SHLIB_ALLOW_UNDEF_FLAG="-Wl,-bnoentry"
+			;;
 	esac
 
 	AC_SUBST(LD_SHLIB_ALLOW_UNDEF_FLAG)
@@ -286,7 +304,10 @@ AC_DEFUN([AC_LIBREPLACE_MDLD_FLAGS],
 AC_DEFUN([AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR],
 [
 	case "$host_os" in
-		*linux*)
+		*linux*|*gnu*)
+			LIB_PATH_VAR=LD_LIBRARY_PATH
+		;;
+		*bsd*)
 			LIB_PATH_VAR=LD_LIBRARY_PATH
 		;;
 		*solaris*)
@@ -299,7 +320,7 @@ AC_DEFUN([AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR],
 			LIB_PATH_VAR=LD_LIBRARY_PATH
 		;;
 		*aix*)
-			LIB_PATH_VAR=LIB_PATH
+			LIB_PATH_VAR=LIBPATH
 			;;
 		*irix*)
 			LIB_PATH_VAR=LD_LIBRARY_PATH
@@ -307,6 +328,9 @@ AC_DEFUN([AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR],
 		*darwin*)
 			LIB_PATH_VAR=DYLD_LIBRARY_PATH
 			;;
+		*)
+			LIB_PATH_VAR=LD_LIBRARY_PATH
+			;;
 	esac
 
 	AC_SUBST(LIB_PATH_VAR)
diff --git a/ctdb/lib/replace/libreplace_macros.m4 b/ctdb/lib/replace/libreplace_macros.m4
index 1856eacf66..42b88471db 100644
--- a/ctdb/lib/replace/libreplace_macros.m4
+++ b/ctdb/lib/replace/libreplace_macros.m4
@@ -293,12 +293,12 @@ AC_DEFUN(AC_VERIFY_C_PROTOTYPE,
 			$2
 		}
 	])],[
-		AS_TR_SH([ac_cv_c_prototype_$1])=yes
+		eval AS_TR_SH([ac_cv_c_prototype_$1])=yes
 	],[
-		AS_TR_SH([ac_cv_c_prototype_$1])=no
+		eval AS_TR_SH([ac_cv_c_prototype_$1])=no
 	])
 )
-AS_IF([test $AS_TR_SH([ac_cv_c_prototype_$1]) = yes],[$3],[$4])
+AS_IF([eval test $AS_TR_SH([ac_cv_c_prototype_$1]) = yes],[$3],[$4])
 ])
 
 AC_DEFUN(LIBREPLACE_PROVIDE_HEADER, 
diff --git a/ctdb/lib/replace/libreplace_network.m4 b/ctdb/lib/replace/libreplace_network.m4
new file mode 100644
index 0000000000..eadcc6bfc1
--- /dev/null
+++ b/ctdb/lib/replace/libreplace_network.m4
@@ -0,0 +1,479 @@
+AC_DEFUN_ONCE(AC_LIBREPLACE_NETWORK_CHECKS,
+[
+echo "LIBREPLACE_NETWORK_CHECKS: START"
+
+AC_DEFINE(LIBREPLACE_NETWORK_CHECKS, 1, [LIBREPLACE_NETWORK_CHECKS were used])
+LIBREPLACE_NETWORK_OBJS=""
+LIBREPLACE_NETWORK_LIBS=""
+
+AC_CHECK_HEADERS(sys/socket.h netinet/in.h netdb.h arpa/inet.h)
+AC_CHECK_HEADERS(netinet/in_systm.h)
+AC_CHECK_HEADERS([netinet/ip.h], [], [],[
+	#include <sys/types.h>
+	#ifdef HAVE_NETINET_IN_H
+	#include <netinet/in.h>
+	#endif
+	#ifdef HAVE_NETINET_IN_SYSTM_H
+	#include <netinet/in_systm.h>
+	#endif
+])
+AC_CHECK_HEADERS(netinet/tcp.h netinet/in_ip.h)
+AC_CHECK_HEADERS(sys/sockio.h sys/un.h)
+AC_CHECK_HEADERS(sys/uio.h)
+
+dnl we need to check that net/if.h really can be used, to cope with hpux
+dnl where including it always fails
+AC_CACHE_CHECK([for usable net/if.h],libreplace_cv_USABLE_NET_IF_H,[
+	AC_COMPILE_IFELSE([AC_LANG_SOURCE([
+		AC_INCLUDES_DEFAULT
+		#if HAVE_SYS_SOCKET_H
+		# include <sys/socket.h>
+		#endif
+		#include <net/if.h>
+		int main(void) {return 0;}])],
+		[libreplace_cv_USABLE_NET_IF_H=yes],
+		[libreplace_cv_USABLE_NET_IF_H=no]
+	)
+])
+if test x"$libreplace_cv_USABLE_NET_IF_H" = x"yes";then
+	AC_DEFINE(HAVE_NET_IF_H, 1, usability of net/if.h)
+fi
+
+AC_HAVE_TYPE([socklen_t],[#include <sys/socket.h>])
+AC_HAVE_TYPE([sa_family_t],[#include <sys/socket.h>])
+AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
+AC_HAVE_TYPE([struct sockaddr], [#include <sys/socket.h>])
+AC_HAVE_TYPE([struct sockaddr_storage], [
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+])
+AC_HAVE_TYPE([struct sockaddr_in6], [
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+])
+
+if test x"$ac_cv_type_struct_sockaddr_storage" = x"yes"; then
+AC_CHECK_MEMBER(struct sockaddr_storage.ss_family,
+                AC_DEFINE(HAVE_SS_FAMILY, 1, [Defined if struct sockaddr_storage has ss_family field]),,
+                [
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+		])
+
+if test x"$ac_cv_member_struct_sockaddr_storage_ss_family" != x"yes"; then
+AC_CHECK_MEMBER(struct sockaddr_storage.__ss_family,
+                AC_DEFINE(HAVE___SS_FAMILY, 1, [Defined if struct sockaddr_storage has __ss_family field]),,
+                [
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+		])
+fi
+fi
+
+AC_CACHE_CHECK([for sin_len in sock],libreplace_cv_HAVE_SOCK_SIN_LEN,[
+	AC_TRY_COMPILE(
+		[
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+		],[
+struct sockaddr_in sock; sock.sin_len = sizeof(sock);
+		],[
+		libreplace_cv_HAVE_SOCK_SIN_LEN=yes
+		],[
+		libreplace_cv_HAVE_SOCK_SIN_LEN=no
+		])
+])
+if test x"$libreplace_cv_HAVE_SOCK_SIN_LEN" = x"yes"; then
+	AC_DEFINE(HAVE_SOCK_SIN_LEN,1,[Whether the sockaddr_in struct has a sin_len property])
+fi
+
+############################################
+# check for unix domain sockets
+AC_CACHE_CHECK([for unix domain sockets],libreplace_cv_HAVE_UNIXSOCKET,[
+	AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+		],[
+struct sockaddr_un sunaddr;
+sunaddr.sun_family = AF_UNIX;
+		],[
+		libreplace_cv_HAVE_UNIXSOCKET=yes
+		],[
+		libreplace_cv_HAVE_UNIXSOCKET=no
+		])
+])
+if test x"$libreplace_cv_HAVE_UNIXSOCKET" = x"yes"; then
+	AC_DEFINE(HAVE_UNIXSOCKET,1,[If we need to build with unixscoket support])
+fi
+
+dnl The following test is roughly taken from the cvs sources.
+dnl
+dnl If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
+dnl The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
+dnl libsocket.so which has a bad implementation of gethostbyname (it
+dnl only looks in /etc/hosts), so we only look for -lsocket if we need
+dnl it.
+AC_CHECK_FUNCS(connect)
+if test x"$ac_cv_func_connect" = x"no"; then
+	AC_CHECK_LIB_EXT(nsl_s, LIBREPLACE_NETWORK_LIBS, connect)
+	AC_CHECK_LIB_EXT(nsl, LIBREPLACE_NETWORK_LIBS, connect)
+	AC_CHECK_LIB_EXT(socket, LIBREPLACE_NETWORK_LIBS, connect)
+	AC_CHECK_LIB_EXT(inet, LIBREPLACE_NETWORK_LIBS, connect)
+	dnl We can't just call AC_CHECK_FUNCS(connect) here,
+	dnl because the value has been cached.
+	if test x"$ac_cv_lib_ext_nsl_s_connect" = x"yes" ||
+		test x"$ac_cv_lib_ext_nsl_connect" = x"yes" ||
+		test x"$ac_cv_lib_ext_socket_connect" = x"yes" ||
+		test x"$ac_cv_lib_ext_inet_connect" = x"yes"
+	then
+		AC_DEFINE(HAVE_CONNECT,1,[Whether the system has connect()])
+	fi
+fi
+
+AC_CHECK_FUNCS(gethostbyname)
+if test x"$ac_cv_func_gethostbyname" = x"no"; then
+	AC_CHECK_LIB_EXT(nsl_s, LIBREPLACE_NETWORK_LIBS, gethostbyname)
+	AC_CHECK_LIB_EXT(nsl, LIBREPLACE_NETWORK_LIBS, gethostbyname)
+	AC_CHECK_LIB_EXT(socket, LIBREPLACE_NETWORK_LIBS, gethostbyname)
+	dnl We can't just call AC_CHECK_FUNCS(gethostbyname) here,
+	dnl because the value has been cached.
+	if test x"$ac_cv_lib_ext_nsl_s_gethostbyname" = x"yes" ||
+		test x"$ac_cv_lib_ext_nsl_gethostbyname" = x"yes" ||
+		test x"$ac_cv_lib_ext_socket_gethostbyname" = x"yes"
+	then
+		AC_DEFINE(HAVE_GETHOSTBYNAME,1,
+			  [Whether the system has gethostbyname()])
+	fi
+fi
+
+dnl HP-UX has if_nametoindex in -lipv6
+AC_CHECK_FUNCS(if_nametoindex)
+if test x"$ac_cv_func_if_nametoindex" = x"no"; then
+	AC_CHECK_LIB_EXT(ipv6, LIBREPLACE_NETWORK_LIBS, if_nametoindex)
+	dnl We can't just call AC_CHECK_FUNCS(if_nametoindex) here,
+	dnl because the value has been cached.
+	if test x"$ac_cv_lib_ext_ipv6_if_nametoindex" = x"yes"
+	then
+		AC_DEFINE(HAVE_IF_NAMETOINDEX, 1,
+			  [Whether the system has if_nametoindex()])
+	fi
+fi
+
+# The following tests need LIBS="${LIBREPLACE_NETWORK_LIBS}"
+old_LIBS=$LIBS
+LIBS="${LIBREPLACE_NETWORK_LIBS}"
+libreplace_SAVE_CPPFLAGS="$CPPFLAGS"
+CPPFLAGS="$CPPFLAGS -I$libreplacedir"
+
+AC_CHECK_FUNCS(socketpair,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/socketpair.o"])
+
+AC_CACHE_CHECK([for broken inet_ntoa],libreplace_cv_REPLACE_INET_NTOA,[
+AC_TRY_RUN([
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#ifdef HAVE_ARPA_INET_H
+#include <arpa/inet.h>
+#endif
+main() { struct in_addr ip; ip.s_addr = 0x12345678;
+if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
+    strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(0); }
+exit(1);}],
+           libreplace_cv_REPLACE_INET_NTOA=yes,libreplace_cv_REPLACE_INET_NTOA=no,libreplace_cv_REPLACE_INET_NTOA=cross)])
+
+AC_CHECK_FUNCS(inet_ntoa,[],[libreplace_cv_REPLACE_INET_NTOA=yes])
+if test x"$libreplace_cv_REPLACE_INET_NTOA" = x"yes"; then
+    AC_DEFINE(REPLACE_INET_NTOA,1,[Whether inet_ntoa should be replaced])
+    LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_ntoa.o"
+fi
+
+AC_CHECK_FUNCS(inet_aton,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_aton.o"])
+
+AC_CHECK_FUNCS(inet_ntop,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_ntop.o"])
+
+AC_CHECK_FUNCS(inet_pton,[],[LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/inet_pton.o"])
+
+dnl test for getaddrinfo/getnameinfo
+AC_CACHE_CHECK([for getaddrinfo],libreplace_cv_HAVE_GETADDRINFO,[
+AC_TRY_LINK([
+#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+#include <sys/socket.h>
+#include <netdb.h>],
+[
+struct sockaddr sa;
+struct addrinfo *ai = NULL;
+int ret = getaddrinfo(NULL, NULL, NULL, &ai);
+if (ret != 0) {
+	const char *es = gai_strerror(ret);
+}
+freeaddrinfo(ai);
+ret = getnameinfo(&sa, sizeof(sa),
+		NULL, 0,
+		NULL, 0, 0);
+
+],
+libreplace_cv_HAVE_GETADDRINFO=yes,libreplace_cv_HAVE_GETADDRINFO=no)])
+
+if test x"$libreplace_cv_HAVE_GETADDRINFO" = x"yes"; then
+	# getaddrinfo is broken on some AIX systems
+	# see bug 5910, use our replacements if we detect
+	# a broken system.
+	AC_TRY_RUN([
+		#include <stddef.h>
+		#include <sys/types.h>
+		#include <sys/socket.h>
+		#include <netdb.h>
+		int main(int argc, const char *argv[])
+		{
+			struct addrinfo hints = {0,};
+			struct addrinfo *ppres;
+			const char hostname1[] = "0.0.0.0";
+			const char hostname2[] = "127.0.0.1";
+			const char hostname3[] = "::";
+			hints.ai_socktype = SOCK_STREAM;
+			hints.ai_family = AF_UNSPEC;
+			hints.ai_flags =
+				AI_NUMERICHOST|AI_PASSIVE|AI_ADDRCONFIG;
+			/* Test for broken flag combination on AIX. */
+			if (getaddrinfo(hostname1, NULL, &hints, &ppres) == EAI_BADFLAGS) {
+				/* This fails on an IPv6-only box, but not with
+				   the EAI_BADFLAGS error. */
+				return 1;
+			}
+			if (getaddrinfo(hostname2, NULL, &hints, &ppres) == 0) {
+				/* IPv4 lookup works - good enough. */
+				return 0;
+			}
+			/* Uh-oh, no IPv4. Are we IPv6-only ? */
+			return getaddrinfo(hostname3, NULL, &hints, &ppres) != 0 ? 1 : 0;
+		}],
+		libreplace_cv_HAVE_GETADDRINFO=yes,
+		libreplace_cv_HAVE_GETADDRINFO=no)
+fi
+
+if test x"$libreplace_cv_HAVE_GETADDRINFO" = x"yes"; then
+	AC_DEFINE(HAVE_GETADDRINFO,1,[Whether the system has getaddrinfo])
+	AC_DEFINE(HAVE_GETNAMEINFO,1,[Whether the system has getnameinfo])
+	AC_DEFINE(HAVE_FREEADDRINFO,1,[Whether the system has freeaddrinfo])
+	AC_DEFINE(HAVE_GAI_STRERROR,1,[Whether the system has gai_strerror])
+else
+	LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/getaddrinfo.o"
+fi
+
+AC_CHECK_HEADERS([ifaddrs.h])
+
+dnl Used when getifaddrs is not available
+AC_CHECK_MEMBERS([struct sockaddr.sa_len], 
+	 [AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Whether struct sockaddr has a sa_len member])],
+	 [],
+	 [#include <sys/socket.h>])
+
+dnl test for getifaddrs and freeifaddrs
+AC_CACHE_CHECK([for getifaddrs and freeifaddrs],libreplace_cv_HAVE_GETIFADDRS,[
+AC_TRY_LINK([
+#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <ifaddrs.h>
+#include <netdb.h>],
+[
+struct ifaddrs *ifp = NULL;
+int ret = getifaddrs (&ifp);
+freeifaddrs(ifp);
+],
+libreplace_cv_HAVE_GETIFADDRS=yes,libreplace_cv_HAVE_GETIFADDRS=no)])
+if test x"$libreplace_cv_HAVE_GETIFADDRS" = x"yes"; then
+    AC_DEFINE(HAVE_GETIFADDRS,1,[Whether the system has getifaddrs])
+    AC_DEFINE(HAVE_FREEIFADDRS,1,[Whether the system has freeifaddrs])
+	AC_DEFINE(HAVE_STRUCT_IFADDRS,1,[Whether struct ifaddrs is available])
+fi
+
+##################
+# look for a method of finding the list of network interfaces
+iface=no;
+AC_CACHE_CHECK([for iface getifaddrs],libreplace_cv_HAVE_IFACE_GETIFADDRS,[
+AC_TRY_RUN([
+#define HAVE_IFACE_GETIFADDRS 1
+#define NO_CONFIG_H 1
+#define AUTOCONF_TEST 1
+#define SOCKET_WRAPPER_NOT_REPLACE
+#include "$libreplacedir/replace.c"
+#include "$libreplacedir/inet_ntop.c"
+#include "$libreplacedir/snprintf.c"
+#include "$libreplacedir/getifaddrs.c"
+#define getifaddrs_test main
+#include "$libreplacedir/test/getifaddrs.c"],
+           libreplace_cv_HAVE_IFACE_GETIFADDRS=yes,libreplace_cv_HAVE_IFACE_GETIFADDRS=no,libreplace_cv_HAVE_IFACE_GETIFADDRS=cross)])
+if test x"$libreplace_cv_HAVE_IFACE_GETIFADDRS" = x"yes"; then
+    iface=yes;AC_DEFINE(HAVE_IFACE_GETIFADDRS,1,[Whether iface getifaddrs is available])
+else
+	LIBREPLACE_NETWORK_OBJS="${LIBREPLACE_NETWORK_OBJS} $libreplacedir/getifaddrs.o"
+fi
+
+
+if test $iface = no; then
+AC_CACHE_CHECK([for iface AIX],libreplace_cv_HAVE_IFACE_AIX,[
+AC_TRY_RUN([
+#define HAVE_IFACE_AIX 1
+#define NO_CONFIG_H 1
+#define AUTOCONF_TEST 1
+#undef _XOPEN_SOURCE_EXTENDED
+#define SOCKET_WRAPPER_NOT_REPLACE
+#include "$libreplacedir/replace.c"
+#include "$libreplacedir/inet_ntop.c"
+#include "$libreplacedir/snprintf.c"
+#include "$libreplacedir/getifaddrs.c"
+#define getifaddrs_test main
+#include "$libreplacedir/test/getifaddrs.c"],
+           libreplace_cv_HAVE_IFACE_AIX=yes,libreplace_cv_HAVE_IFACE_AIX=no,libreplace_cv_HAVE_IFACE_AIX=cross)])
+if test x"$libreplace_cv_HAVE_IFACE_AIX" = x"yes"; then
+    iface=yes;AC_DEFINE(HAVE_IFACE_AIX,1,[Whether iface AIX is available])
+fi
+fi
+
+
+if test $iface = no; then
+AC_CACHE_CHECK([for iface ifconf],libreplace_cv_HAVE_IFACE_IFCONF,[
+AC_TRY_RUN([
+#define HAVE_IFACE_IFCONF 1
+#define NO_CONFIG_H 1
+#define AUTOCONF_TEST 1
+#define SOCKET_WRAPPER_NOT_REPLACE
+#include "$libreplacedir/replace.c"
+#include "$libreplacedir/inet_ntop.c"
+#include "$libreplacedir/snprintf.c"
+#include "$libreplacedir/getifaddrs.c"
+#define getifaddrs_test main
+#include "$libreplacedir/test/getifaddrs.c"],
+           libreplace_cv_HAVE_IFACE_IFCONF=yes,libreplace_cv_HAVE_IFACE_IFCONF=no,libreplace_cv_HAVE_IFACE_IFCONF=cross)])
+if test x"$libreplace_cv_HAVE_IFACE_IFCONF" = x"yes"; then
+    iface=yes;AC_DEFINE(HAVE_IFACE_IFCONF,1,[Whether iface ifconf is available])
+fi
+fi
+
+if test $iface = no; then
+AC_CACHE_CHECK([for iface ifreq],libreplace_cv_HAVE_IFACE_IFREQ,[
+AC_TRY_RUN([
+#define HAVE_IFACE_IFREQ 1
+#define NO_CONFIG_H 1
+#define AUTOCONF_TEST 1
+#define SOCKET_WRAPPER_NOT_REPLACE
+#include "$libreplacedir/replace.c"
+#include "$libreplacedir/inet_ntop.c"
+#include "$libreplacedir/snprintf.c"
+#include "$libreplacedir/getifaddrs.c"
+#define getifaddrs_test main
+#include "$libreplacedir/test/getifaddrs.c"],
+           libreplace_cv_HAVE_IFACE_IFREQ=yes,libreplace_cv_HAVE_IFACE_IFREQ=no,libreplace_cv_HAVE_IFACE_IFREQ=cross)])
+if test x"$libreplace_cv_HAVE_IFACE_IFREQ" = x"yes"; then
+    iface=yes;AC_DEFINE(HAVE_IFACE_IFREQ,1,[Whether iface ifreq is available])
+fi
+fi
+
+dnl Some old Linux systems have broken header files and
+dnl miss the IPV6_V6ONLY define in netinet/in.h,
+dnl but have it in linux/in6.h.
+dnl We can't include both files so we just check if the value
+dnl if defined and do the replacement in system/network.h
+AC_CACHE_CHECK([for IPV6_V6ONLY support],libreplace_cv_HAVE_IPV6_V6ONLY,[
+	AC_TRY_COMPILE([
+#include <stdlib.h> /* for NULL */
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netdb.h>
+#include <netinet/in.h>
+		],
+		[
+#ifndef IPV6_V6ONLY
+#error no IPV6_V6ONLY
+#endif
+		],[
+		libreplace_cv_HAVE_IPV6_V6ONLY=yes
+		],[
+		libreplace_cv_HAVE_IPV6_V6ONLY=no
+		])
+])
+if test x"$libreplace_cv_HAVE_IPV6_V6ONLY" != x"yes"; then
+   dnl test for IPV6_V6ONLY
+   AC_CACHE_CHECK([for IPV6_V6ONLY in linux/in6.h],libreplace_cv_HAVE_LINUX_IPV6_V6ONLY_26,[
+	AC_TRY_COMPILE([
+	#include <linux/in6.h>
+		],
+		[
+	#if (IPV6_V6ONLY != 26)
+	#error no linux IPV6_V6ONLY
+	#endif
+		],[
+		libreplace_cv_HAVE_LINUX_IPV6_V6ONLY_26=yes
+		],[
+		libreplace_cv_HAVE_LINUX_IPV6_V6ONLY_26=no
+		])
+	])
+	if test x"$libreplace_cv_HAVE_LINUX_IPV6_V6ONLY_26" = x"yes"; then
+		AC_DEFINE(HAVE_LINUX_IPV6_V6ONLY_26,1,[Whether the system has IPV6_V6ONLY in linux/in6.h])
+	fi
+fi
+
+dnl test for ipv6
+AC_CACHE_CHECK([for ipv6 support],libreplace_cv_HAVE_IPV6,[
+	AC_TRY_LINK([
+#include <stdlib.h> /* for NULL */
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netdb.h>
+#include <netinet/in.h>
+		],
+		[
+struct sockaddr_storage sa_store;
+struct addrinfo *ai = NULL;
+struct in6_addr in6addr;
+int idx = if_nametoindex("iface1");
+int s = socket(AF_INET6, SOCK_STREAM, 0);
+int ret = getaddrinfo(NULL, NULL, NULL, &ai);
+if (ret != 0) {
+	const char *es = gai_strerror(ret);
+}
+freeaddrinfo(ai);
+{
+	int val = 1;
+	#ifdef HAVE_LINUX_IPV6_V6ONLY_26
+	#define IPV6_V6ONLY 26
+	#endif
+	ret = setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
+			 (const void *)&val, sizeof(val));
+}
+		],[
+		libreplace_cv_HAVE_IPV6=yes
+		],[
+		libreplace_cv_HAVE_IPV6=no
+		])
+])
+if test x"$libreplace_cv_HAVE_IPV6" = x"yes"; then
+    AC_DEFINE(HAVE_IPV6,1,[Whether the system has IPv6 support])
+fi
+
+LIBS=$old_LIBS
+CPPFLAGS="$libreplace_SAVE_CPPFLAGS"
+
+LIBREPLACEOBJ="${LIBREPLACEOBJ} ${LIBREPLACE_NETWORK_OBJS}"
+
+echo "LIBREPLACE_NETWORK_CHECKS: END"
+]) dnl end AC_LIBREPLACE_NETWORK_CHECKS
diff --git a/ctdb/lib/replace/poll.c b/ctdb/lib/replace/poll.c
new file mode 100644
index 0000000000..e41548dd39
--- /dev/null
+++ b/ctdb/lib/replace/poll.c
@@ -0,0 +1,133 @@
+/*
+   Unix SMB/CIFS implementation.
+   poll.c - poll wrapper
+
+   This file is based on code from libssh (LGPLv2.1+ at the time it
+   was downloaded), thus the following copyrights:
+
+   Copyright (c) 2009-2010 by Andreas Schneider <mail@cynapses.org>
+   Copyright (c) 2003-2009 by Aris Adamantiadis
+   Copyright (c) 2009 Aleksandar Kanchev
+   Copyright (C) Volker Lendecke 2011
+
+     ** NOTE! The following LGPL license applies to the replace
+     ** library. This does NOT imply that all of Samba is released
+     ** under the LGPL
+
+   This 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 3 of the License, or (at your option) any later version.
+
+   This 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 this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "replace.h"
+#include "system/select.h"
+
+
+int rep_poll(struct pollfd *fds, nfds_t nfds, int timeout)
+{
+	fd_set rfds, wfds, efds;
+	struct timeval tv, *ptv;
+	int max_fd;
+	int rc;
+	nfds_t i;
+
+	if (fds == NULL) {
+		errno = EFAULT;
+		return -1;
+	}
+
+	FD_ZERO(&rfds);
+	FD_ZERO(&wfds);
+	FD_ZERO(&efds);
+
+	rc = 0;
+	max_fd = 0;
+
+	/* compute fd_sets and find largest descriptor */
+	for (i = 0; i < nfds; i++) {
+		if ((fds[i].fd < 0) || (fds[i].fd >= FD_SETSIZE)) {
+			fds[i].revents = POLLNVAL;
+			continue;
+		}
+
+		if (fds[i].events & (POLLIN | POLLRDNORM)) {
+			FD_SET(fds[i].fd, &rfds);
+		}
+		if (fds[i].events & (POLLOUT | POLLWRNORM | POLLWRBAND)) {
+			FD_SET(fds[i].fd, &wfds);
+		}
+		if (fds[i].events & (POLLPRI | POLLRDBAND)) {
+			FD_SET(fds[i].fd, &efds);
+		}
+		if (fds[i].fd > max_fd &&
+		    (fds[i].events & (POLLIN | POLLOUT | POLLPRI |
+				      POLLRDNORM | POLLRDBAND |
+				      POLLWRNORM | POLLWRBAND))) {
+			max_fd = fds[i].fd;
+		}
+	}
+
+	if (timeout < 0) {
+		ptv = NULL;
+	} else {
+		ptv = &tv;
+		if (timeout == 0) {
+			tv.tv_sec = 0;
+			tv.tv_usec = 0;
+		} else {
+			tv.tv_sec = timeout / 1000;
+			tv.tv_usec = (timeout % 1000) * 1000;
+		}
+	}
+
+	rc = select(max_fd + 1, &rfds, &wfds, &efds, ptv);
+	if (rc < 0) {
+		return -1;
+	}
+
+	for (rc = 0, i = 0; i < nfds; i++) {
+		if ((fds[i].fd < 0) || (fds[i].fd >= FD_SETSIZE)) {
+			continue;
+		}
+
+		fds[i].revents = 0;
+
+		if (FD_ISSET(fds[i].fd, &rfds)) {
+			int err = errno;
+			int available = 0;
+			int ret;
+
+			/* support for POLLHUP */
+			ret = ioctl(fds[i].fd, FIONREAD, &available);
+			if ((ret == -1) || (available == 0)) {
+				fds[i].revents |= POLLHUP;
+			} else {
+				fds[i].revents |= fds[i].events
+					& (POLLIN | POLLRDNORM);
+			}
+
+			errno = err;
+		}
+		if (FD_ISSET(fds[i].fd, &wfds)) {
+			fds[i].revents |= fds[i].events
+				& (POLLOUT | POLLWRNORM | POLLWRBAND);
+		}
+		if (FD_ISSET(fds[i].fd, &efds)) {
+			fds[i].revents |= fds[i].events
+				& (POLLPRI | POLLRDBAND);
+		}
+		if (fds[i].revents & ~POLLHUP) {
+			rc++;
+		}
+	}
+	return rc;
+}
diff --git a/ctdb/lib/replace/repdir.m4 b/ctdb/lib/replace/repdir.m4
index f53a4c2974..682ab44c56 100644
--- a/ctdb/lib/replace/repdir.m4
+++ b/ctdb/lib/replace/repdir.m4
@@ -7,6 +7,9 @@ AC_CACHE_CHECK([for broken readdir],libreplace_cv_READDIR_NEEDED,[
 	[libreplace_cv_READDIR_NEEDED="assuming not"])
 ])
 
+AC_CHECK_FUNCS(dirfd)
+AC_HAVE_DECL(dirfd, [#include <dirent.h>])
+
 #
 # try to replace with getdirentries() if needed
 #
@@ -42,7 +45,7 @@ fi
 if test x"$libreplace_cv_READDIR_GETDIRENTRIES" = x"yes"; then
 	AC_DEFINE(REPLACE_READDIR,1,[replace readdir])
 	AC_DEFINE(REPLACE_READDIR_GETDIRENTRIES,1,[replace readdir using getdirentries()])
-	LIBREPLACEOBJ="${LIBREPLACEOBJ} repdir_getdirentries.o"
+	LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/repdir_getdirentries.o"
 	libreplace_cv_READDIR_NEEDED=no
 fi
 
@@ -65,7 +68,7 @@ fi
 if test x"$libreplace_cv_READDIR_GETDENTS" = x"yes"; then
 	AC_DEFINE(REPLACE_READDIR,1,[replace readdir])
 	AC_DEFINE(REPLACE_READDIR_GETDENTS,1,[replace readdir using getdents()])
-	LIBREPLACEOBJ="${LIBREPLACEOBJ} repdir_getdents.o"
+	LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/repdir_getdents.o"
 	libreplace_cv_READDIR_NEEDED=no
 fi
 
diff --git a/ctdb/lib/replace/replace-test.h b/ctdb/lib/replace/replace-test.h
new file mode 100644
index 0000000000..a522853351
--- /dev/null
+++ b/ctdb/lib/replace/replace-test.h
@@ -0,0 +1,13 @@
+#ifndef __LIB_REPLACE_REPLACE_TEST_H__
+#define __LIB_REPLACE_REPLACE_TEST_H__
+
+#include <stdbool.h>
+struct torture_context;
+
+bool torture_local_replace(struct torture_context *ctx);
+int libreplace_test_strptime(void);
+int test_readdir_os2_delete(void);
+int getifaddrs_test(void);
+
+#endif /* __LIB_REPLACE_REPLACE_TEST_H__ */
+
diff --git a/ctdb/lib/replace/replace.c b/ctdb/lib/replace/replace.c
index cec158be31..d9a96ff8ef 100644
--- a/ctdb/lib/replace/replace.c
+++ b/ctdb/lib/replace/replace.c
@@ -2,6 +2,8 @@
    Unix SMB/CIFS implementation.
    replacement routines for broken systems
    Copyright (C) Andrew Tridgell 1992-1998
+   Copyright (C) Jelmer Vernooij 2005-2008
+   Copyright (C) Matthieu Patou  2010
 
      ** NOTE! The following LGPL license applies to the replace
      ** library. This does NOT imply that all of Samba is released
@@ -27,10 +29,13 @@
 #include "system/time.h"
 #include "system/passwd.h"
 #include "system/syslog.h"
-#include "system/network.h"
 #include "system/locale.h"
 #include "system/wait.h"
 
+#ifdef _WIN32
+#define mkdir(d,m) _mkdir(d)
+#endif
+
 void replace_dummy(void);
 void replace_dummy(void) {}
 
@@ -83,6 +88,9 @@ size_t rep_strlcat(char *d, const char *s, size_t bufsize)
 	size_t ret = len1 + len2;
 
 	if (len1+len2 >= bufsize) {
+		if (bufsize < (len1+1)) {
+			return ret;
+		}
 		len2 = bufsize - (len1+1);
 	}
 	if (len2 > 0) {
@@ -168,7 +176,7 @@ int rep_initgroups(char *name, gid_t id)
 #include <grp.h>
 
 	gid_t *grouplst = NULL;
-	int max_gr = 32;
+	int max_gr = NGROUPS_MAX;
 	int ret;
 	int    i,j;
 	struct group *g;
@@ -218,7 +226,7 @@ long nap(long milliseconds) {
 #ifndef HAVE_MEMMOVE
 /*******************************************************************
 safely copies memory, ensuring no overlap problems.
-this is only used if the machine does not have it's own memmove().
+this is only used if the machine does not have its own memmove().
 this is not the fastest algorithm in town, but it will do for our
 needs.
 ********************************************************************/
@@ -295,20 +303,6 @@ char *rep_strdup(const char *s)
 }
 #endif /* HAVE_STRDUP */
 
-#ifndef WITH_PTHREADS
-/* REWRITE: not thread safe */
-#ifdef REPLACE_INET_NTOA
-char *rep_inet_ntoa(struct in_addr ip)
-{
-	uint8_t *p = (uint8_t *)&ip.s_addr;
-	static char buf[18];
-	slprintf(buf, 17, "%d.%d.%d.%d", 
-		 (int)p[0], (int)p[1], (int)p[2], (int)p[3]);
-	return buf;
-}
-#endif /* REPLACE_INET_NTOA */
-#endif
-
 #ifndef HAVE_SETLINEBUF
 void rep_setlinebuf(FILE *stream)
 {
@@ -366,7 +360,7 @@ char *rep_strndup(const char *s, size_t n)
 }
 #endif
 
-#ifndef HAVE_WAITPID
+#if !defined(HAVE_WAITPID) && defined(HAVE_WAIT4)
 int rep_waitpid(pid_t pid,int *status,int options)
 {
   return wait4(pid, status, options, NULL);
@@ -379,7 +373,8 @@ int rep_seteuid(uid_t euid)
 #ifdef HAVE_SETRESUID
 	return setresuid(-1, euid, -1);
 #else
-#  error "You need a seteuid function"
+	errno = ENOSYS;
+	return -1;
 #endif
 }
 #endif
@@ -390,7 +385,8 @@ int rep_setegid(gid_t egid)
 #ifdef HAVE_SETRESGID
 	return setresgid(-1, egid, -1);
 #else
-#  error "You need a setegid function"
+	errno = ENOSYS;
+	return -1;
 #endif
 }
 #endif
@@ -414,7 +410,7 @@ int rep_chroot(const char *dname)
 int rep_mkstemp(char *template)
 {
 	/* have a reasonable go at emulating it. Hope that
-	   the system mktemp() isn't completly hopeless */
+	   the system mktemp() isn't completely hopeless */
 	char *p = mktemp(template);
 	if (!p)
 		return -1;
@@ -473,7 +469,7 @@ char *rep_strcasestr(const char *haystack, const char *needle)
 	for (s=haystack;*s;s++) {
 		if (toupper(*needle) == toupper(*s) &&
 		    strncasecmp(s, needle, nlen) == 0) {
-			return (char *)((intptr_t)s);
+			return (char *)((uintptr_t)s);
 		}
 	}
 	return NULL;
@@ -507,6 +503,7 @@ char *rep_strtok_r(char *s, const char *delim, char **save_ptr)
 }
 #endif
 
+
 #ifndef HAVE_STRTOLL
 long long int rep_strtoll(const char *str, char **endptr, int base)
 {
@@ -520,7 +517,29 @@ long long int rep_strtoll(const char *str, char **endptr, int base)
 # error "You need a strtoll function"
 #endif
 }
-#endif
+#else
+#ifdef HAVE_BSD_STRTOLL
+#ifdef HAVE_STRTOQ
+long long int rep_strtoll(const char *str, char **endptr, int base)
+{
+	long long int nb = strtoq(str, endptr, base);
+	/* In linux EINVAL is only returned if base is not ok */
+	if (errno == EINVAL) {
+		if (base == 0 || (base >1 && base <37)) {
+			/* Base was ok so it's because we were not
+			 * able to make the convertion.
+			 * Let's reset errno.
+			 */
+			errno = 0;
+		}
+	}
+	return nb;
+}
+#else
+#error "You need the strtoq function"
+#endif /* HAVE_STRTOQ */
+#endif /* HAVE_BSD_STRTOLL */
+#endif /* HAVE_STRTOLL */
 
 
 #ifndef HAVE_STRTOULL
@@ -536,7 +555,29 @@ unsigned long long int rep_strtoull(const char *str, char **endptr, int base)
 # error "You need a strtoull function"
 #endif
 }
-#endif
+#else
+#ifdef HAVE_BSD_STRTOLL
+#ifdef HAVE_STRTOUQ
+unsigned long long int rep_strtoull(const char *str, char **endptr, int base)
+{
+	unsigned long long int nb = strtouq(str, endptr, base);
+	/* In linux EINVAL is only returned if base is not ok */
+	if (errno == EINVAL) {
+		if (base == 0 || (base >1 && base <37)) {
+			/* Base was ok so it's because we were not
+			 * able to make the convertion.
+			 * Let's reset errno.
+			 */
+			errno = 0;
+		}
+	}
+	return nb;
+}
+#else
+#error "You need the strtouq function"
+#endif /* HAVE_STRTOUQ */
+#endif /* HAVE_BSD_STRTOLL */
+#endif /* HAVE_STRTOULL */
 
 #ifndef HAVE_SETENV
 int rep_setenv(const char *name, const char *value, int overwrite) 
@@ -600,24 +641,190 @@ int rep_unsetenv(const char *name)
 }
 #endif
 
-#ifndef HAVE_SOCKETPAIR
-int rep_socketpair(int d, int type, int protocol, int sv[2])
+#ifndef HAVE_UTIME
+int rep_utime(const char *filename, const struct utimbuf *buf)
 {
-	if (d != AF_UNIX) {
-		errno = EAFNOSUPPORT;
-		return -1;
+	errno = ENOSYS;
+	return -1;
+}
+#endif
+
+#ifndef HAVE_UTIMES
+int rep_utimes(const char *filename, const struct timeval tv[2])
+{
+	struct utimbuf u;
+
+	u.actime = tv[0].tv_sec;
+	if (tv[0].tv_usec > 500000) {
+		u.actime += 1;
+	}
+
+	u.modtime = tv[1].tv_sec;
+	if (tv[1].tv_usec > 500000) {
+		u.modtime += 1;
+	}
+
+	return utime(filename, &u);
+}
+#endif
+
+#ifndef HAVE_DUP2
+int rep_dup2(int oldfd, int newfd) 
+{
+	errno = ENOSYS;
+	return -1;
+}
+#endif
+
+#ifndef HAVE_CHOWN
+/**
+chown isn't used much but OS/2 doesn't have it
+**/
+int rep_chown(const char *fname, uid_t uid, gid_t gid)
+{
+	errno = ENOSYS;
+	return -1;
+}
+#endif
+
+#ifndef HAVE_LINK
+int rep_link(const char *oldpath, const char *newpath)
+{
+	errno = ENOSYS;
+	return -1;
+}
+#endif
+
+#ifndef HAVE_READLINK
+int rep_readlink(const char *path, char *buf, size_t bufsiz)
+{
+	errno = ENOSYS;
+	return -1;
+}
+#endif
+
+#ifndef HAVE_SYMLINK
+int rep_symlink(const char *oldpath, const char *newpath)
+{
+	errno = ENOSYS;
+	return -1;
+}
+#endif
+
+#ifndef HAVE_LCHOWN
+int rep_lchown(const char *fname,uid_t uid,gid_t gid)
+{
+	errno = ENOSYS;
+	return -1;
+}
+#endif
+
+#ifndef HAVE_REALPATH
+char *rep_realpath(const char *path, char *resolved_path)
+{
+	/* As realpath is not a system call we can't return ENOSYS. */
+	errno = EINVAL;
+	return NULL;
+}
+#endif
+
+
+#ifndef HAVE_MEMMEM
+void *rep_memmem(const void *haystack, size_t haystacklen,
+		 const void *needle, size_t needlelen)
+{
+	if (needlelen == 0) {
+		return discard_const(haystack);
+	}
+	while (haystacklen >= needlelen) {
+		char *p = (char *)memchr(haystack, *(const char *)needle,
+					 haystacklen-(needlelen-1));
+		if (!p) return NULL;
+		if (memcmp(p, needle, needlelen) == 0) {
+			return p;
+		}
+		haystack = p+1;
+		haystacklen -= (p - (const char *)haystack) + 1;
 	}
+	return NULL;
+}
+#endif
+
+#ifndef HAVE_VDPRINTF
+int rep_vdprintf(int fd, const char *format, va_list ap)
+{
+	char *s = NULL;
+	int ret;
 
-	if (protocol != 0) {
-		errno = EPROTONOSUPPORT;
+	vasprintf(&s, format, ap);
+	if (s == NULL) {
+		errno = ENOMEM;
 		return -1;
 	}
+	ret = write(fd, s, strlen(s));
+	free(s);
+	return ret;
+}
+#endif
+
+#ifndef HAVE_DPRINTF
+int rep_dprintf(int fd, const char *format, ...)
+{
+	int ret;
+	va_list ap;
+
+	va_start(ap, format);
+	ret = vdprintf(fd, format, ap);
+	va_end(ap);
+
+	return ret;
+}
+#endif
+
+#ifndef HAVE_GET_CURRENT_DIR_NAME
+char *rep_get_current_dir_name(void)
+{
+	char buf[PATH_MAX+1];
+	char *p;
+	p = getcwd(buf, sizeof(buf));
+	if (p == NULL) {
+		return NULL;
+	}
+	return strdup(p);
+}
+#endif
 
-	if (type != SOCK_STREAM) {
-		errno = EOPNOTSUPP;
+#if !defined(HAVE_STRERROR_R) || !defined(STRERROR_R_PROTO_COMPATIBLE)
+int rep_strerror_r(int errnum, char *buf, size_t buflen)
+{
+	char *s = strerror(errnum);
+	if (strlen(s)+1 > buflen) {
+		errno = ERANGE;
 		return -1;
 	}
+	strncpy(buf, s, buflen);
+	return 0;
+}
+#endif
 
-	return pipe(sv);
+#ifndef HAVE_CLOCK_GETTIME
+int rep_clock_gettime(clockid_t clk_id, struct timespec *tp)
+{
+	struct timeval tval;
+	switch (clk_id) {
+		case 0: /* CLOCK_REALTIME :*/
+#ifdef HAVE_GETTIMEOFDAY_TZ
+			gettimeofday(&tval,NULL);
+#else
+			gettimeofday(&tval);
+#endif
+			tp->tv_sec = tval.tv_sec;
+			tp->tv_nsec = tval.tv_usec * 1000;
+			break;
+		default:
+			errno = EINVAL;
+			return -1;
+	}
+	return 0;
 }
 #endif
diff --git a/ctdb/lib/replace/replace.h b/ctdb/lib/replace/replace.h
index c212f433a4..c081f23c26 100644
--- a/ctdb/lib/replace/replace.h
+++ b/ctdb/lib/replace/replace.h
@@ -4,7 +4,7 @@
    macros to go along with the lib/replace/ portability layer code
 
    Copyright (C) Andrew Tridgell 2005
-   Copyright (C) Jelmer Vernooij 2006
+   Copyright (C) Jelmer Vernooij 2006-2008
    Copyright (C) Jeremy Allison 2007.
 
      ** NOTE! The following LGPL license applies to the replace
@@ -52,9 +52,58 @@
    which causes a warning storm on irix */
 #undef HAVE_INTTYPES_H
 #elif HAVE_INTTYPES_H
+#define __STDC_FORMAT_MACROS
 #include <inttypes.h>
 #endif
 
+#ifndef __PRI64_PREFIX
+# if __WORDSIZE == 64
+#  define __PRI64_PREFIX	"l"
+# else
+#  define __PRI64_PREFIX	"ll"
+# endif
+#endif
+
+/* Decimal notation.  */
+#ifndef PRId8
+# define PRId8		"d"
+#endif
+#ifndef PRId16
+# define PRId16		"d"
+#endif
+#ifndef PRId32
+# define PRId32		"d"
+#endif
+#ifndef PRId64
+# define PRId64		__PRI64_PREFIX "d"
+#endif
+
+#ifndef PRIi8
+# define PRIi8		"i"
+#endif
+#ifndef PRIi16
+# define PRIi16		"i"
+#endif
+#ifndef PRIi32
+# define PRIi32		"i"
+#endif
+#ifndef PRIi64
+# define PRIi64		__PRI64_PREFIX "i"
+#endif
+
+#ifndef PRIu8
+# define PRIu8		"u"
+#endif
+#ifndef PRIu16
+# define PRIu16		"u"
+#endif
+#ifndef PRIu32
+# define PRIu32		"u"
+#endif
+#ifndef PRIu64
+# define PRIu64		__PRI64_PREFIX "u"
+#endif
+
 #ifdef HAVE_STRING_H
 #include <string.h>
 #endif
@@ -72,6 +121,13 @@
 #include <stddef.h>
 #endif
 
+#ifdef HAVE_LINUX_TYPES_H
+/*
+ * This is needed as some broken header files require this to be included early
+ */
+#include <linux/types.h>
+#endif
+
 #ifndef HAVE_STRERROR
 extern char *sys_errlist[];
 #define strerror(i) sys_errlist[i]
@@ -91,6 +147,12 @@ char *rep_strdup(const char *s);
 void *rep_memmove(void *dest,const void *src,int size);
 #endif
 
+#ifndef HAVE_MEMMEM
+#define memmem rep_memmem
+void *rep_memmem(const void *haystack, size_t haystacklen,
+		 const void *needle, size_t needlelen);
+#endif
+
 #ifndef HAVE_MKTIME
 #define mktime rep_mktime
 /* prototype is in "system/time.h" */
@@ -101,6 +163,16 @@ void *rep_memmove(void *dest,const void *src,int size);
 /* prototype is in "system/time.h" */
 #endif
 
+#ifndef HAVE_UTIME
+#define utime rep_utime
+/* prototype is in "system/time.h" */
+#endif
+
+#ifndef HAVE_UTIMES
+#define utimes rep_utimes
+/* prototype is in "system/time.h" */
+#endif
+
 #ifndef HAVE_STRLCPY
 #define strlcpy rep_strlcpy
 size_t rep_strlcpy(char *d, const char *s, size_t bufsize);
@@ -123,6 +195,15 @@ char *rep_strndup(const char *s, size_t n);
 size_t rep_strnlen(const char *s, size_t n);
 #endif
 
+#if !HAVE_DECL_ENVIRON
+#ifdef __APPLE__
+#include <crt_externs.h>
+#define environ (*_NSGetEnviron())
+#else
+extern char **environ;
+#endif
+#endif
+
 #ifndef HAVE_SETENV
 #define setenv rep_setenv
 int rep_setenv(const char *name, const char *value, int overwrite);
@@ -147,6 +228,53 @@ int rep_seteuid(uid_t);
 int rep_setegid(gid_t);
 #endif
 
+#if (defined(USE_SETRESUID) && !defined(HAVE_SETRESUID_DECL))
+/* stupid glibc */
+int setresuid(uid_t ruid, uid_t euid, uid_t suid);
+#endif
+#if (defined(USE_SETRESUID) && !defined(HAVE_SETRESGID_DECL))
+int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
+#endif
+
+#ifndef HAVE_CHOWN
+#define chown rep_chown
+int rep_chown(const char *path, uid_t uid, gid_t gid);
+#endif
+
+#ifndef HAVE_CHROOT
+#define chroot rep_chroot
+int rep_chroot(const char *dirname);
+#endif
+
+#ifndef HAVE_LINK
+#define link rep_link
+int rep_link(const char *oldpath, const char *newpath);
+#endif
+
+#ifndef HAVE_READLINK
+#define readlink rep_readlink
+ssize_t rep_readlink(const char *path, char *buf, size_t bufsize);
+#endif
+
+#ifndef HAVE_SYMLINK
+#define symlink rep_symlink
+int rep_symlink(const char *oldpath, const char *newpath);
+#endif
+
+#ifndef HAVE_REALPATH
+#define realpath rep_realpath
+char *rep_realpath(const char *path, char *resolved_path);
+#endif
+
+#ifndef HAVE_LCHOWN
+#define lchown rep_lchown
+int rep_lchown(const char *fname,uid_t uid,gid_t gid);
+#endif
+
+#ifdef HAVE_UNIX_H
+#include <unix.h>
+#endif
+
 #ifndef HAVE_SETLINEBUF
 #define setlinebuf rep_setlinebuf
 void rep_setlinebuf(FILE *);
@@ -162,14 +290,26 @@ char *rep_strcasestr(const char *haystack, const char *needle);
 char *rep_strtok_r(char *s, const char *delim, char **save_ptr);
 #endif
 
+
+
 #ifndef HAVE_STRTOLL
 #define strtoll rep_strtoll
 long long int rep_strtoll(const char *str, char **endptr, int base);
+#else
+#ifdef HAVE_BSD_STRTOLL
+#define strtoll rep_strtoll
+long long int rep_strtoll(const char *str, char **endptr, int base);
+#endif
 #endif
 
 #ifndef HAVE_STRTOULL
 #define strtoull rep_strtoull
 unsigned long long int rep_strtoull(const char *str, char **endptr, int base);
+#else
+#ifdef HAVE_BSD_STRTOLL /* yes, it's not HAVE_BSD_STRTOULL */
+#define strtoull rep_strtoull
+unsigned long long int rep_strtoull(const char *str, char **endptr, int base);
+#endif
 #endif
 
 #ifndef HAVE_FTRUNCATE
@@ -212,7 +352,17 @@ int rep_dlclose(void *handle);
 
 #ifndef HAVE_SOCKETPAIR
 #define socketpair rep_socketpair
-int rep_socketpair(int d, int type, int protocol, int sv[2]);
+/* prototype is in system/network.h */
+#endif
+
+#ifndef HAVE_VDPRINTF
+#define vdprintf rep_vdprintf
+int rep_vdprintf(int fd, const char *format, va_list ap);
+#endif
+
+#ifndef HAVE_DPRINTF
+#define dprintf rep_dprintf
+int rep_dprintf(int fd, const char *format, ...);
 #endif
 
 #ifndef PRINTF_ATTRIBUTE
@@ -290,6 +440,11 @@ struct tm;
 char *rep_strptime(const char *buf, const char *format, struct tm *tm);
 #endif
 
+#ifndef HAVE_DUP2
+#define dup2 rep_dup2
+int rep_dup2(int oldfd, int newfd);
+#endif
+
 /* Load header file for dynamic linking stuff */
 #ifdef HAVE_DLFCN_H
 #include <dlfcn.h>
@@ -318,14 +473,20 @@ char *rep_mkdtemp(char *template);
 #ifndef HAVE_PREAD
 #define pread rep_pread
 ssize_t rep_pread(int __fd, void *__buf, size_t __nbytes, off_t __offset);
+#define LIBREPLACE_PREAD_REPLACED 1
+#else
+#define LIBREPLACE_PREAD_NOT_REPLACED 1
 #endif
 
 #ifndef HAVE_PWRITE
 #define pwrite rep_pwrite
 ssize_t rep_pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset);
+#define LIBREPLACE_PWRITE_REPLACED 1
+#else
+#define LIBREPLACE_PWRITE_NOT_REPLACED 1
 #endif
 
-#ifdef REPLACE_INET_NTOA
+#if !defined(HAVE_INET_NTOA) || defined(REPLACE_INET_NTOA)
 #define inet_ntoa rep_inet_ntoa
 /* prototype is in "system/network.h" */
 #endif
@@ -340,6 +501,21 @@ ssize_t rep_pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset)
 /* prototype is in "system/network.h" */
 #endif
 
+#ifndef HAVE_INET_ATON
+#define inet_aton rep_inet_aton
+/* prototype is in "system/network.h" */
+#endif
+
+#ifndef HAVE_CONNECT
+#define connect rep_connect
+/* prototype is in "system/network.h" */
+#endif
+
+#ifndef HAVE_GETHOSTBYNAME
+#define gethostbyname rep_gethostbyname
+/* prototype is in "system/network.h" */
+#endif
+
 #ifndef HAVE_GETIFADDRS
 #define getifaddrs rep_getifaddrs
 /* prototype is in "system/network.h" */
@@ -350,6 +526,21 @@ ssize_t rep_pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset)
 /* prototype is in "system/network.h" */
 #endif
 
+#ifndef HAVE_GET_CURRENT_DIR_NAME
+#define get_current_dir_name rep_get_current_dir_name
+char *rep_get_current_dir_name(void);
+#endif
+
+#if !defined(HAVE_STRERROR_R) || !defined(STRERROR_R_PROTO_COMPATIBLE)
+#undef strerror_r
+#define strerror_r rep_strerror_r
+int rep_strerror_r(int errnum, char *buf, size_t buflen);
+#endif
+
+#if !defined(HAVE_CLOCK_GETTIME)
+#define clock_gettime rep_clock_gettime
+#endif
+
 #ifdef HAVE_LIMITS_H
 #include <limits.h>
 #endif
@@ -366,18 +557,6 @@ ssize_t rep_pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset)
   			      ? ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1) : (t) 0))
 #define _TYPE_MAXIMUM(t) ((t) (~ (t) 0 - _TYPE_MINIMUM (t)))
 
-#ifndef HOST_NAME_MAX
-#define HOST_NAME_MAX 255
-#endif
-
-/*
- * Some older systems seem not to have MAXHOSTNAMELEN
- * defined.
- */
-#ifndef MAXHOSTNAMELEN
-#define MAXHOSTNAMELEN HOST_NAME_MAX
-#endif
-
 #ifndef UINT16_MAX
 #define UINT16_MAX 65535
 #endif
@@ -410,6 +589,18 @@ typedef int bool;
 #endif
 #endif
 
+#if !defined(HAVE_INTPTR_T)
+typedef long long intptr_t ;
+#endif
+
+#if !defined(HAVE_UINTPTR_T)
+typedef unsigned long long uintptr_t ;
+#endif
+
+#if !defined(HAVE_PTRDIFF_T)
+typedef unsigned long long ptrdiff_t ;
+#endif
+
 /*
  * to prevent <rpcsvc/yp_prot.h> from doing a redefine of 'bool'
  *
@@ -484,7 +675,7 @@ typedef int bool;
   Also, please call this via the discard_const_p() macro interface, as that
   makes the return type safe.
 */
-#define discard_const(ptr) ((void *)((intptr_t)(ptr)))
+#define discard_const(ptr) ((void *)((uintptr_t)(ptr)))
 
 /** Type-safe version of discard_const */
 #define discard_const_p(type, ptr) ((type *)discard_const(ptr))
@@ -546,7 +737,69 @@ typedef int bool;
 #define QSORT_CAST (int (*)(const void *, const void *))
 #endif
 
-/* These should be properly defined for libraries to control visibility. */
-#define _PRIVATE_
+#ifndef PATH_MAX
+#define PATH_MAX 1024
+#endif
+
+#ifndef MAX_DNS_NAME_LENGTH
+#define MAX_DNS_NAME_LENGTH 256 /* Actually 255 but +1 for terminating null. */
+#endif
+
+#ifndef HAVE_CRYPT
+char *ufc_crypt(const char *key, const char *salt);
+#define crypt ufc_crypt
+#else
+#ifdef HAVE_CRYPT_H
+#include <crypt.h>
+#endif
+#endif
+
+/* these macros gain us a few percent of speed on gcc */
+#if (__GNUC__ >= 3)
+/* the strange !! is to ensure that __builtin_expect() takes either 0 or 1
+   as its first argument */
+#ifndef likely
+#define likely(x)   __builtin_expect(!!(x), 1)
+#endif
+#ifndef unlikely
+#define unlikely(x) __builtin_expect(!!(x), 0)
+#endif
+#else
+#ifndef likely
+#define likely(x) (x)
+#endif
+#ifndef unlikely
+#define unlikely(x) (x)
+#endif
+#endif
+
+#ifndef HAVE_FDATASYNC
+#define fdatasync(fd) fsync(fd)
+#elif !defined(HAVE_DECL_FDATASYNC)
+int fdatasync(int );
+#endif
+
+/* these are used to mark symbols as local to a shared lib, or
+ * publicly available via the shared lib API */
+#ifndef _PUBLIC_
+#ifdef HAVE_VISIBILITY_ATTR
+#define _PUBLIC_ __attribute__((visibility("default")))
+#else
 #define _PUBLIC_
+#endif
+#endif
+
+#ifndef _PRIVATE_
+#ifdef HAVE_VISIBILITY_ATTR
+#  define _PRIVATE_ __attribute__((visibility("hidden")))
+#else
+#  define _PRIVATE_
+#endif
+#endif
+
+#ifndef HAVE_POLL
+#define poll rep_poll
+/* prototype is in "system/network.h" */
+#endif
+
 #endif /* _LIBREPLACE_REPLACE_H */
diff --git a/ctdb/lib/replace/samba.m4 b/ctdb/lib/replace/samba.m4
index a2e04f53b1..b7582202f1 100644
--- a/ctdb/lib/replace/samba.m4
+++ b/ctdb/lib/replace/samba.m4
@@ -1,8 +1,12 @@
 AC_LIBREPLACE_BROKEN_CHECKS
+AC_LIBREPLACE_NETWORK_CHECKS
 
-SMB_EXT_LIB(LIBREPLACE_EXT, [${LIBDL}])
+SMB_EXT_LIB(LIBREPLACE_EXT, [${LIBDL} ${CRYPT_LIBS}])
 SMB_ENABLE(LIBREPLACE_EXT)
 
+SMB_EXT_LIB(LIBREPLACE_NETWORK, [${LIBREPLACE_NETWORK_LIBS}])
+SMB_ENABLE(LIBREPLACE_NETWORK)
+
 # remove leading ./
 LIBREPLACE_DIR=`echo ${libreplacedir} |sed -e 's/^\.\///g'`
 
@@ -13,14 +17,11 @@ LIBREPLACE_DIR=`echo ${libreplacedir} |sed -e 's/^\.\///g'`
 # build directory.
 LIBREPLACE_DIR=`echo ${LIBREPLACE_DIR} | sed -e "s|^$srcdir/||g"`
 
-LIBREPLACE_OBJS=""
-for obj in ${LIBREPLACEOBJ}; do
-	LIBREPLACE_OBJS="${LIBREPLACE_OBJS} ${LIBREPLACE_DIR}/${obj}"
-done
+LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
 
 SMB_SUBSYSTEM(LIBREPLACE,
 	[${LIBREPLACE_OBJS}],
-	[LIBREPLACE_EXT],
+	[LIBREPLACE_EXT LIBREPLACE_NETWORK],
 	[-Ilib/replace])
 
 LIBREPLACE_HOSTCC_OBJS=`echo ${LIBREPLACE_OBJS} |sed -e 's/\.o/\.ho/g'`
@@ -29,3 +30,5 @@ SMB_SUBSYSTEM(LIBREPLACE_HOSTCC,
 	[${LIBREPLACE_HOSTCC_OBJS}],
 	[],
 	[-Ilib/replace])
+
+AC_CHECK_FUNCS([syslog],,[AC_MSG_ERROR([Required function not found])])
diff --git a/ctdb/lib/replace/snprintf.c b/ctdb/lib/replace/snprintf.c
index 9f8a7657e5..bca774263e 100644
--- a/ctdb/lib/replace/snprintf.c
+++ b/ctdb/lib/replace/snprintf.c
@@ -504,6 +504,7 @@ static int dopr(char *buffer, size_t maxlen, const char *format, va_list args_in
 				break;
 			case 'p':
 				cnk->type = CNK_PTR;
+				cnk->flags |= DP_F_UNSIGNED;
 				break;
 			case 'n':
 				cnk->type = CNK_NUM;
@@ -526,7 +527,7 @@ static int dopr(char *buffer, size_t maxlen, const char *format, va_list args_in
 		}
 	}
 
-	/* retieve the format arguments */
+	/* retrieve the format arguments */
 	for (pnum = 0; pnum < max_pos; pnum++) {
 		int i;
 
@@ -1264,7 +1265,7 @@ static int add_cnk_list_entry(struct pr_chunk_x **list,
 	VA_COPY(ap2, ap);
 	ret = vsnprintf(NULL, 0, format, ap2);
 	va_end(ap2);
-	if (ret <= 0) return ret;
+	if (ret < 0) return ret;
 
 	(*ptr) = (char *)malloc(ret+1);
 	if (!*ptr) return -1;
diff --git a/ctdb/lib/replace/socket.c b/ctdb/lib/replace/socket.c
new file mode 100644
index 0000000000..35e975fce7
--- /dev/null
+++ b/ctdb/lib/replace/socket.c
@@ -0,0 +1,35 @@
+/*
+ * Unix SMB/CIFS implementation.
+ *
+ * Dummy replacements for socket functions.
+ *
+ * Copyright (C) Michael Adam <obnox@samba.org> 2008
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "replace.h"
+#include "system/network.h"
+
+int rep_connect(int sockfd, const struct sockaddr *serv_addr, socklen_t addrlen)
+{
+	errno = ENOSYS;
+	return -1;
+}
+
+struct hostent *rep_gethostbyname(const char *name)
+{
+	errno = ENOSYS;
+	return NULL;
+}
diff --git a/ctdb/lib/replace/socketpair.c b/ctdb/lib/replace/socketpair.c
new file mode 100644
index 0000000000..c775730952
--- /dev/null
+++ b/ctdb/lib/replace/socketpair.c
@@ -0,0 +1,46 @@
+/*
+ * Unix SMB/CIFS implementation.
+ * replacement routines for broken systems
+ * Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2006
+ * Copyright (C) Michael Adam <obnox@samba.org> 2008
+ *
+ *  ** NOTE! The following LGPL license applies to the replace
+ *  ** library. This does NOT imply that all of Samba is released
+ *  ** under the LGPL
+ *
+ * This 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 3 of the License, or (at your option) any later version.
+ *
+ * This 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 this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "replace.h"
+#include "system/network.h"
+
+int rep_socketpair(int d, int type, int protocol, int sv[2])
+{
+	if (d != AF_UNIX) {
+		errno = EAFNOSUPPORT;
+		return -1;
+	}
+
+	if (protocol != 0) {
+		errno = EPROTONOSUPPORT;
+		return -1;
+	}
+
+	if (type != SOCK_STREAM) {
+		errno = EOPNOTSUPP;
+		return -1;
+	}
+
+	return pipe(sv);
+}
diff --git a/ctdb/lib/replace/strptime.m4 b/ctdb/lib/replace/strptime.m4
index da22fc5a97..b1a56b4aab 100644
--- a/ctdb/lib/replace/strptime.m4
+++ b/ctdb/lib/replace/strptime.m4
@@ -9,5 +9,5 @@ AC_CACHE_CHECK([whether strptime is available and works],libreplace_cv_STRPTIME_
 ])
 if test x"$libreplace_cv_STRPTIME_OK" != x"yes"; then
         AC_DEFINE(REPLACE_STRPTIME,1,[Whether strptime should be replaced])
-        LIBREPLACEOBJ="${LIBREPLACEOBJ} strptime.o"
+        LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/strptime.o"
 fi
diff --git a/ctdb/lib/replace/system/config.m4 b/ctdb/lib/replace/system/config.m4
index 799187af7d..b7cdf1414a 100644
--- a/ctdb/lib/replace/system/config.m4
+++ b/ctdb/lib/replace/system/config.m4
@@ -1,14 +1,29 @@
 # filesys
 AC_HEADER_DIRENT 
 AC_CHECK_HEADERS(fcntl.h sys/fcntl.h sys/resource.h sys/ioctl.h sys/mode.h sys/filio.h sys/fs/s5param.h sys/filsys.h)
-AC_CHECK_HEADERS(sys/acl.h acl/libacl.h)
+AC_CHECK_HEADERS(sys/acl.h acl/libacl.h sys/file.h)
 
 # select
 AC_CHECK_HEADERS(sys/select.h)
 
+# poll
+AC_CHECK_HEADERS(poll.h)
+AC_CHECK_FUNCS(poll,[],[LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/poll.o"])
+
 # time
 AC_CHECK_HEADERS(sys/time.h utime.h)
 AC_HEADER_TIME
+AC_CHECK_FUNCS(utime utimes)
+
+AC_CACHE_CHECK([if gettimeofday takes TZ argument],libreplace_cv_HAVE_GETTIMEOFDAY_TZ,[
+AC_TRY_RUN([
+#include <sys/time.h>
+#include <unistd.h>
+main() { struct timeval tv; exit(gettimeofday(&tv, NULL));}],
+           libreplace_cv_HAVE_GETTIMEOFDAY_TZ=yes,libreplace_cv_HAVE_GETTIMEOFDAY_TZ=no,libreplace_cv_HAVE_GETTIMEOFDAY_TZ=yes)])
+if test x"$libreplace_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
+    AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday() is available])
+fi
 
 # wait
 AC_HEADER_SYS_WAIT
@@ -18,7 +33,7 @@ AC_CHECK_HEADERS(sys/capability.h)
 
 case "$host_os" in
 *linux*)
-AC_CACHE_CHECK([for broken RedHat 7.2 system header files],samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS,[
+AC_CACHE_CHECK([for broken RedHat 7.2 system header files],libreplace_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS,[
 AC_TRY_COMPILE([
 	#ifdef HAVE_SYS_VFS_H
 	#include <sys/vfs.h>
@@ -29,14 +44,14 @@ AC_TRY_COMPILE([
 	],[
 	int i;
 	],
-	samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=no,
-	samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=yes
+	libreplace_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=no,
+	libreplace_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=yes
 )])
-if test x"$samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS" = x"yes"; then
+if test x"$libreplace_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS" = x"yes"; then
 	AC_DEFINE(BROKEN_REDHAT_7_SYSTEM_HEADERS,1,[Broken RedHat 7.2 system header files])
 fi
 
-AC_CACHE_CHECK([for broken RHEL5 sys/capability.h],samba_cv_BROKEN_RHEL5_SYS_CAP_HEADER,[
+AC_CACHE_CHECK([for broken RHEL5 sys/capability.h],libreplace_cv_BROKEN_RHEL5_SYS_CAP_HEADER,[
 AC_TRY_COMPILE([
 	#ifdef HAVE_SYS_CAPABILITY_H
 	#include <sys/capability.h>
@@ -45,10 +60,10 @@ AC_TRY_COMPILE([
 	],[
 	__s8 i;
 	],
-	samba_cv_BROKEN_RHEL5_SYS_CAP_HEADER=no,
-	samba_cv_BROKEN_RHEL5_SYS_CAP_HEADER=yes
+	libreplace_cv_BROKEN_RHEL5_SYS_CAP_HEADER=no,
+	libreplace_cv_BROKEN_RHEL5_SYS_CAP_HEADER=yes
 )])
-if test x"$samba_cv_BROKEN_RHEL5_SYS_CAP_HEADER" = x"yes"; then
+if test x"$libreplace_cv_BROKEN_RHEL5_SYS_CAP_HEADER" = x"yes"; then
 	AC_DEFINE(BROKEN_RHEL5_SYS_CAP_HEADER,1,[Broken RHEL5 sys/capability.h])
 fi
 ;;
@@ -73,6 +88,18 @@ AC_VERIFY_C_PROTOTYPE([struct passwd *getpwent_r(struct passwd *src, char *buf,
 	#include <unistd.h>
 	#include <pwd.h>
 	])
+AC_VERIFY_C_PROTOTYPE([struct passwd *getpwent_r(struct passwd *src, char *buf, size_t buflen)],
+	[
+	#ifndef HAVE_GETPWENT_R_DECL
+	#error missing getpwent_r prototype
+	#endif
+	return NULL;
+	],[
+	AC_DEFINE(SOLARIS_GETPWENT_R, 1, [getpwent_r irix (similar to solaris) function prototype])
+	],[],[
+	#include <unistd.h>
+	#include <pwd.h>
+	])
 AC_CHECK_FUNCS(getgrnam_r getgrgid_r getgrent_r)
 AC_HAVE_DECL(getgrent_r, [
 	#include <unistd.h>
@@ -91,8 +118,22 @@ AC_VERIFY_C_PROTOTYPE([struct group *getgrent_r(struct group *src, char *buf, in
 	#include <grp.h>
 	])
 
+AC_VERIFY_C_PROTOTYPE([struct group *getgrent_r(struct group *src, char *buf, size_t buflen)],
+	[
+	#ifndef HAVE_GETGRENT_R_DECL
+	#error missing getgrent_r prototype
+	#endif
+	return NULL;
+	],[
+	AC_DEFINE(SOLARIS_GETGRENT_R, 1, [getgrent_r irix (similar to solaris)  function prototype])
+	],[],[
+	#include <unistd.h>
+	#include <grp.h>
+	])
+AC_CHECK_FUNCS(getgrouplist)
+
 # locale
-AC_CHECK_HEADERS(ctype.h locale.h)
+AC_CHECK_HEADERS(ctype.h locale.h langinfo.h)
 
 # glob
 AC_CHECK_HEADERS(fnmatch.h)
diff --git a/ctdb/lib/replace/system/filesys.h b/ctdb/lib/replace/system/filesys.h
index 4bf1f64865..e2c3c1dd72 100644
--- a/ctdb/lib/replace/system/filesys.h
+++ b/ctdb/lib/replace/system/filesys.h
@@ -1,16 +1,16 @@
 #ifndef _system_filesys_h
 #define _system_filesys_h
-/* 
+/*
    Unix SMB/CIFS implementation.
 
    filesystem system include wrappers
 
    Copyright (C) Andrew Tridgell 2004
-   
+
      ** NOTE! The following LGPL license applies to the replace
      ** library. This does NOT imply that all of Samba is released
      ** under the LGPL
-   
+
    This 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
@@ -53,23 +53,23 @@
 #include <acl/libacl.h>
 #endif
 
-#ifdef HAVE_SYS_FS_S5PARAM_H 
+#ifdef HAVE_SYS_FS_S5PARAM_H
 #include <sys/fs/s5param.h>
 #endif
 
 #if defined (HAVE_SYS_FILSYS_H) && !defined (_CRAY)
-#include <sys/filsys.h> 
+#include <sys/filsys.h>
 #endif
 
 #ifdef HAVE_SYS_STATFS_H
 # include <sys/statfs.h>
 #endif
 
-#ifdef HAVE_DUSTAT_H              
+#ifdef HAVE_DUSTAT_H
 #include <sys/dustat.h>
 #endif
 
-#ifdef HAVE_SYS_STATVFS_H          
+#ifdef HAVE_SYS_STATVFS_H
 #include <sys/statvfs.h>
 #endif
 
@@ -77,7 +77,9 @@
 #include <sys/filio.h>
 #endif
 
+#ifdef HAVE_SYS_FILE_H
 #include <sys/file.h>
+#endif
 
 #ifdef HAVE_FCNTL_H
 #include <fcntl.h>
@@ -98,6 +100,10 @@
 #include <sys/ioctl.h>
 #endif
 
+#ifdef HAVE_SYS_UIO_H
+#include <sys/uio.h>
+#endif
+
 /*
  * Veritas File System.  Often in addition to native.
  * Quotas different.
@@ -123,7 +129,7 @@
 #endif
 
 /* Some POSIX definitions for those without */
- 
+
 #ifndef S_IFDIR
 #define S_IFDIR         0x4000
 #endif
@@ -179,4 +185,19 @@
 #define SEEK_SET 0
 #endif
 
+#ifdef _WIN32
+#define mkdir(d,m) _mkdir(d)
+#endif
+
+#ifdef UID_WRAPPER
+# ifndef UID_WRAPPER_DISABLE
+#  ifndef UID_WRAPPER_NOT_REPLACE
+#   define UID_WRAPPER_REPLACE
+#  endif /* UID_WRAPPER_NOT_REPLACE */
+#  include "../uid_wrapper/uid_wrapper.h"
+# endif /* UID_WRAPPER_DISABLE */
+#else /* UID_WRAPPER */
+# define uwrap_enabled() 0
+#endif /* UID_WRAPPER */
+
 #endif
diff --git a/ctdb/lib/replace/system/kerberos.h b/ctdb/lib/replace/system/kerberos.h
index 78aa7b943f..7762d4be46 100644
--- a/ctdb/lib/replace/system/kerberos.h
+++ b/ctdb/lib/replace/system/kerberos.h
@@ -28,109 +28,28 @@
 */
 
 #ifdef HAVE_KRB5
-/* Whether the krb5_address struct has a addrtype property */
-/* #undef HAVE_ADDRTYPE_IN_KRB5_ADDRESS */
-/* Whether the krb5_address struct has a addr_type property */
-#define HAVE_ADDR_TYPE_IN_KRB5_ADDRESS 1
-/* Define to 1 if you have the `gsskrb5_extract_authz_data_from_sec_context' */
-#define HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT 1
-/* Define to 1 if you have the `gsskrb5_get_initiator_subkey' function. */
-#define HAVE_GSSKRB5_GET_INITIATOR_SUBKEY 1
-/* Define to 1 if you have the `gsskrb5_register_acceptor_identity' function. */
-#define HAVE_GSSKRB5_REGISTER_ACCEPTOR_IDENTITY 1
-/* Define to 1 if you have the `gss_krb5_ccache_name' function. */
-#define HAVE_GSS_KRB5_CCACHE_NAME 1
-/* Define to 1 if you have the `krb5_addlog_func' function. */
-#define HAVE_KRB5_ADDLOG_FUNC 1
-/* Define to 1 if you have the `krb5_auth_con_setkey' function. */
-#define HAVE_KRB5_AUTH_CON_SETKEY 1
-/* Define to 1 if you have the `krb5_auth_con_setuseruserkey' function. */
-/* #undef HAVE_KRB5_AUTH_CON_SETUSERUSERKEY */
-/* Define to 1 if you have the `krb5_c_enctype_compare' function. */
-#define HAVE_KRB5_C_ENCTYPE_COMPARE 1
-/* Define to 1 if you have the `krb5_c_verify_checksum' function. */
-#define HAVE_KRB5_C_VERIFY_CHECKSUM 1
-/* Whether the type krb5_encrypt_block exists */
-/* #undef HAVE_KRB5_ENCRYPT_BLOCK */
-/* Define to 1 if you have the `krb5_encrypt_data' function. */
-/* #undef HAVE_KRB5_ENCRYPT_DATA */
-/* Define to 1 if you have the `krb5_enctypes_compatible_keys' function. */
-#define HAVE_KRB5_ENCTYPES_COMPATIBLE_KEYS 1
-/* Define to 1 if you have the `krb5_free_data_contents' function. */
-#define HAVE_KRB5_FREE_DATA_CONTENTS 1
-/* Define to 1 if you have the `krb5_free_error_string' function. */
-#define HAVE_KRB5_FREE_ERROR_STRING 1
-/* Define to 1 if you have the `krb5_free_keytab_entry_contents' function. */
-/* #undef HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS */
-/* Define to 1 if you have the `krb5_free_ktypes' function. */
-/* #undef HAVE_KRB5_FREE_KTYPES */
-/* Define to 1 if you have the `krb5_free_unparsed_name' function. */
-/* #undef HAVE_KRB5_FREE_UNPARSED_NAME */
-/* Define to 1 if you have the `krb5_get_default_in_tkt_etypes' function. */
-#define HAVE_KRB5_GET_DEFAULT_IN_TKT_ETYPES 1
-/* Define to 1 if you have the `krb5_get_error_string' function. */
-#define HAVE_KRB5_GET_ERROR_STRING 1
-/* Define to 1 if you have the `krb5_get_permitted_enctypes' function. */
-/* #undef HAVE_KRB5_GET_PERMITTED_ENCTYPES */
-/* Define to 1 if you have the `krb5_get_pw_salt' function. */
-#define HAVE_KRB5_GET_PW_SALT 1
-/* Define to 1 if you have the <krb5.h> header file. */
-#define HAVE_KRB5_H 1
-/* Define to 1 if you have the `krb5_initlog' function. */
-#define HAVE_KRB5_INITLOG 1
-/* Define to 1 if you have the `krb5_kdc_default_config' function. */
-#define HAVE_KRB5_KDC_DEFAULT_CONFIG 1
-/* Whether the krb5_creds struct has a keyblock property */
-/* #undef HAVE_KRB5_KEYBLOCK_IN_CREDS */
-/* Whether the krb5_keyblock struct has a keyvalue property */
-#define HAVE_KRB5_KEYBLOCK_KEYVALUE 1
-/* Whether krb5_keytab_entry has key member */
-/* #undef HAVE_KRB5_KEYTAB_ENTRY_KEY */
-/* Whether krb5_keytab_entry has keyblock member */
-#define HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK 1
-/* Define to 1 if you have the `krb5_krbhst_get_addrinfo' function. */
-#define HAVE_KRB5_KRBHST_GET_ADDRINFO 1
-/* Define to 1 if you have the `krb5_kt_compare' function. */
-#define HAVE_KRB5_KT_COMPARE 1
-/* Define to 1 if you have the `krb5_kt_free_entry' function. */
-#define HAVE_KRB5_KT_FREE_ENTRY 1
-/* Whether the type krb5_log_facility exists */
-#define HAVE_KRB5_LOG_FACILITY 1
-/* Define to 1 if you have the `krb5_mk_req_extended' function. */
-#define HAVE_KRB5_MK_REQ_EXTENDED 1
-/* Define to 1 if you have the `krb5_principal2salt' function. */
-/* #undef HAVE_KRB5_PRINCIPAL2SALT */
-/* Define to 1 if you have the `krb5_principal_get_comp_string' function. */
-#define HAVE_KRB5_PRINCIPAL_GET_COMP_STRING 1
-/* Whether krb5_princ_component is available */
-/* #undef HAVE_KRB5_PRINC_COMPONENT */
-/* Whether the krb5_creds struct has a session property */
-#define HAVE_KRB5_SESSION_IN_CREDS 1
-/* Define to 1 if you have the `krb5_set_default_in_tkt_etypes' function. */
-#define HAVE_KRB5_SET_DEFAULT_IN_TKT_ETYPES 1
-/* Define to 1 if you have the `krb5_set_default_tgs_ktypes' function. */
-/* #undef HAVE_KRB5_SET_DEFAULT_TGS_KTYPES */
-/* Define to 1 if you have the `krb5_set_real_time' function. */
-#define HAVE_KRB5_SET_REAL_TIME 1
-/* Define to 1 if you have the `krb5_set_warn_dest' function. */
-#define HAVE_KRB5_SET_WARN_DEST 1
-/* Define to 1 if you have the `krb5_string_to_key' function. */
-#define HAVE_KRB5_STRING_TO_KEY 1
-/* Define to 1 if you have the `krb5_string_to_key_salt' function. */
-#define HAVE_KRB5_STRING_TO_KEY_SALT 1
-/* Define to 1 if you have the `krb5_ticket_get_authorization_data_type' */
-#define HAVE_KRB5_TICKET_GET_AUTHORIZATION_DATA_TYPE 1
-/* Whether the krb5_ticket struct has a enc_part2 property */
-/* #undef HAVE_KRB5_TKT_ENC_PART2 */
-/* Define to 1 if you have the `krb5_use_enctype' function. */
-/* #undef HAVE_KRB5_USE_ENCTYPE */
-/* Define to 1 if you have the `krb5_verify_checksum' function. */
-#define HAVE_KRB5_VERIFY_CHECKSUM 1
-/* Whether krb5_princ_realm returns krb5_realm or krb5_data */
-#define KRB5_PRINC_REALM_RETURNS_REALM 1
 
-#include "heimdal/lib/krb5/krb5.h"
-#include "heimdal/lib/com_err/com_err.h"
+#if HAVE_KRB5_H
+#include <krb5.h>
 #endif
 
+#if HAVE_COM_ERR_H
+#include <com_err.h>
+#endif
+
+#ifdef HAVE_GSSAPI_GSSAPI_EXT_H
+#include <gssapi/gssapi_ext.h>
+#elif HAVE_GSSAPI_GSSAPI_H
+#include <gssapi/gssapi.h>
+#elif HAVE_GSSAPI_GSSAPI_GENERIC_H
+#include <gssapi/gssapi_generic.h>
+#elif HAVE_GSSAPI_H
+#include <gssapi.h>
+#endif
+
+#if HAVE_GSSAPI_GSSAPI_KRB5_H
+#include <gssapi/gssapi_krb5.h>
+#endif
+
+#endif
 #endif
diff --git a/ctdb/lib/replace/system/locale.h b/ctdb/lib/replace/system/locale.h
index e73a9bb274..504a3bb470 100644
--- a/ctdb/lib/replace/system/locale.h
+++ b/ctdb/lib/replace/system/locale.h
@@ -35,4 +35,8 @@
 #include <locale.h>
 #endif
 
+#ifdef HAVE_LANGINFO_H
+#include <langinfo.h>
+#endif
+
 #endif
diff --git a/ctdb/lib/replace/system/network.h b/ctdb/lib/replace/system/network.h
index e2fad5f686..7cb8d7becf 100644
--- a/ctdb/lib/replace/system/network.h
+++ b/ctdb/lib/replace/system/network.h
@@ -27,6 +27,12 @@
 
 */
 
+#ifndef LIBREPLACE_NETWORK_CHECKS
+#error "AC_LIBREPLACE_NETWORK_CHECKS missing in configure"
+#endif
+
+#include <unistd.h>
+
 #ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
 #endif
@@ -79,7 +85,20 @@
 #include <sys/ioctl.h>
 #endif
 
-#ifdef REPLACE_INET_NTOA
+#ifdef HAVE_SYS_UIO_H
+#include <sys/uio.h>
+#endif
+
+#ifdef HAVE_STROPTS_H
+#include <stropts.h>
+#endif
+
+#ifndef HAVE_SOCKLEN_T
+#define HAVE_SOCKLEN_T
+typedef int socklen_t;
+#endif
+
+#if !defined (HAVE_INET_NTOA) || defined(REPLACE_INET_NTOA)
 /* define is in "replace.h" */
 char *rep_inet_ntoa(struct in_addr ip);
 #endif
@@ -94,6 +113,21 @@ int rep_inet_pton(int af, const char *src, void *dst);
 const char *rep_inet_ntop(int af, const void *src, char *dst, socklen_t size);
 #endif
 
+#ifndef HAVE_INET_ATON
+/* define is in "replace.h" */
+int rep_inet_aton(const char *src, struct in_addr *dst);
+#endif
+
+#ifndef HAVE_CONNECT
+/* define is in "replace.h" */
+int rep_connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
+#endif
+
+#ifndef HAVE_GETHOSTBYNAME
+/* define is in "replace.h" */
+struct hostent *rep_gethostbyname(const char *name);
+#endif
+
 #ifdef HAVE_IFADDRS_H
 #include <ifaddrs.h>
 #endif
@@ -119,6 +153,11 @@ int rep_getifaddrs(struct ifaddrs **);
 void rep_freeifaddrs(struct ifaddrs *);
 #endif
 
+#ifndef HAVE_SOCKETPAIR
+/* define is in "replace.h" */
+int rep_socketpair(int d, int type, int protocol, int sv[2]);
+#endif
+
 /*
  * Some systems have getaddrinfo but not the
  * defines needed to use it.
@@ -158,9 +197,30 @@ void rep_freeifaddrs(struct ifaddrs *);
 #endif
 #endif
 
+/*
+ * Some of the functions in source3/lib/util_sock.c use AI_ADDRCONFIG. On QNX
+ * 6.3.0, this macro is defined but, if it's used, getaddrinfo will fail. This
+ * prevents smbd from opening any sockets.
+ *
+ * If I undefine AI_ADDRCONFIG on such systems and define it to be 0,
+ * this works around the issue.
+ */
+#ifdef __QNX__
+#include <sys/neutrino.h>
+#if _NTO_VERSION == 630
+#undef AI_ADDRCONFIG
+#endif
+#endif
 #ifndef AI_ADDRCONFIG
+/*
+ * logic copied from AI_NUMERICHOST
+ */
+#if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO)
+#define AI_ADDRCONFIG	0
+#else
 #define AI_ADDRCONFIG	0x0020
 #endif
+#endif
 
 #ifndef AI_NUMERICSERV
 /*
@@ -231,12 +291,11 @@ void rep_freeifaddrs(struct ifaddrs *);
 #endif
 
 #ifndef HOST_NAME_MAX
-#define HOST_NAME_MAX 256
+#define HOST_NAME_MAX 255
 #endif
 
-#ifndef HAVE_SOCKLEN_T
-#define HAVE_SOCKLEN_T
-typedef int socklen_t;
+#ifndef MAXHOSTNAMELEN
+#define MAXHOSTNAMELEN HOST_NAME_MAX
 #endif
 
 #ifndef HAVE_SA_FAMILY_T
@@ -250,12 +309,12 @@ typedef unsigned short int sa_family_t;
 #define sockaddr_storage sockaddr_in6
 #define ss_family sin6_family
 #define HAVE_SS_FAMILY 1
-#else
+#else /*HAVE_STRUCT_SOCKADDR_IN6*/
 #define sockaddr_storage sockaddr_in
 #define ss_family sin_family
 #define HAVE_SS_FAMILY 1
-#endif
-#endif
+#endif /*HAVE_STRUCT_SOCKADDR_IN6*/
+#endif /*HAVE_STRUCT_SOCKADDR_STORAGE*/
 
 #ifndef HAVE_SS_FAMILY
 #ifdef HAVE___SS_FAMILY
@@ -264,6 +323,20 @@ typedef unsigned short int sa_family_t;
 #endif
 #endif
 
+#ifndef IOV_MAX
+# ifdef UIO_MAXIOV
+#  define IOV_MAX UIO_MAXIOV
+# else
+#  ifdef __sgi
+    /*
+     * IRIX 6.5 has sysconf(_SC_IOV_MAX)
+     * which might return 512 or bigger
+     */
+#   define IOV_MAX 512
+#  endif
+# endif
+#endif
+
 #ifndef HAVE_STRUCT_ADDRINFO
 #define HAVE_STRUCT_ADDRINFO
 struct addrinfo {
@@ -284,14 +357,34 @@ struct addrinfo {
 
 /* Needed for some systems that don't define it (Solaris). */
 #ifndef ifr_netmask
-#define ifr_netmask ifr_addrs
+#define ifr_netmask ifr_addr
 #endif
 
+/* Some old Linux systems have broken header files */
+#ifdef HAVE_IPV6
+#ifdef HAVE_LINUX_IPV6_V6ONLY_26
+#define IPV6_V6ONLY 26
+#endif /* HAVE_LINUX_IPV6_V6ONLY_26 */
+#endif /* HAVE_IPV6 */
+
 #ifdef SOCKET_WRAPPER
+#ifndef SOCKET_WRAPPER_DISABLE
 #ifndef SOCKET_WRAPPER_NOT_REPLACE
 #define SOCKET_WRAPPER_REPLACE
-#endif
-#include "lib/socket_wrapper/socket_wrapper.h"
-#endif
+#endif /* SOCKET_WRAPPER_NOT_REPLACE */
+#include "../socket_wrapper/socket_wrapper.h"
+#endif /* SOCKET_WRAPPER_DISABLE */
+#endif /* SOCKET_WRAPPER */
+
+#ifdef UID_WRAPPER
+# ifndef UID_WRAPPER_DISABLE
+#  ifndef UID_WRAPPER_NOT_REPLACE
+#   define UID_WRAPPER_REPLACE
+#  endif /* UID_WRAPPER_NOT_REPLACE */
+#  include "../uid_wrapper/uid_wrapper.h"
+# endif /* UID_WRAPPER_DISABLE */
+#else /* UID_WRAPPER */
+# define uwrap_enabled() 0
+#endif /* UID_WRAPPER */
 
 #endif
diff --git a/ctdb/lib/replace/system/passwd.h b/ctdb/lib/replace/system/passwd.h
index 36fca7b4f8..f630012f00 100644
--- a/ctdb/lib/replace/system/passwd.h
+++ b/ctdb/lib/replace/system/passwd.h
@@ -1,17 +1,17 @@
 #ifndef _system_passwd_h
 #define _system_passwd_h
 
-/* 
+/*
    Unix SMB/CIFS implementation.
 
    passwd system include wrappers
 
    Copyright (C) Andrew Tridgell 2004
-   
+
      ** NOTE! The following LGPL license applies to the replace
      ** library. This does NOT imply that all of Samba is released
      ** under the LGPL
-   
+
    This 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
@@ -68,15 +68,19 @@
 #endif
 
 #ifdef REPLACE_GETPASS
+#if defined(REPLACE_GETPASS_BY_GETPASSPHRASE)
+#define getpass(prompt) getpassphrase(prompt)
+#else
 #define getpass(prompt) rep_getpass(prompt)
 char *rep_getpass(const char *prompt);
 #endif
+#endif
 
 #ifndef NGROUPS_MAX
 #define NGROUPS_MAX 32 /* Guess... */
 #endif
 
-/* what is the longest significant password available on your system? 
+/* what is the longest significant password available on your system?
  Knowing this speeds up password searches a lot */
 #ifndef PASSWORD_LENGTH
 #define PASSWORD_LENGTH 8
@@ -97,10 +101,23 @@ char *rep_getpass(const char *prompt);
 #endif
 
 #ifdef NSS_WRAPPER
+#ifndef NSS_WRAPPER_DISABLE
 #ifndef NSS_WRAPPER_NOT_REPLACE
 #define NSS_WRAPPER_REPLACE
-#endif
-#include "lib/nss_wrapper/nss_wrapper.h"
-#endif
+#endif /* NSS_WRAPPER_NOT_REPLACE */
+#include "../nss_wrapper/nss_wrapper.h"
+#endif /* NSS_WRAPPER_DISABLE */
+#endif /* NSS_WRAPPER */
+
+#ifdef UID_WRAPPER
+# ifndef UID_WRAPPER_DISABLE
+#  ifndef UID_WRAPPER_NOT_REPLACE
+#   define UID_WRAPPER_REPLACE
+#  endif /* UID_WRAPPER_NOT_REPLACE */
+#  include "../uid_wrapper/uid_wrapper.h"
+# endif /* UID_WRAPPER_DISABLE */
+#else /* UID_WRAPPER */
+# define uwrap_enabled() 0
+#endif /* UID_WRAPPER */
 
 #endif
diff --git a/ctdb/lib/replace/system/readline.h b/ctdb/lib/replace/system/readline.h
index ba34dc6a61..e6b8fb9129 100644
--- a/ctdb/lib/replace/system/readline.h
+++ b/ctdb/lib/replace/system/readline.h
@@ -43,7 +43,13 @@
 #endif
 
 #ifdef HAVE_NEW_LIBREADLINE
-#  define RL_COMPLETION_CAST (rl_completion_func_t *)
+#ifdef HAVE_CPPFUNCTION
+#  define RL_COMPLETION_CAST (CPPFunction *)
+#elif HAVE_RL_COMPLETION_T
+#  define RL_COMPLETION_CAST (rl_completion_t *)
+#else
+#  define RL_COMPLETION_CAST
+#endif
 #else
 /* This type is missing from libreadline<4.0  (approximately) */
 #  define RL_COMPLETION_CAST
diff --git a/ctdb/lib/replace/system/select.h b/ctdb/lib/replace/system/select.h
index da18de0cfc..11c5390d90 100644
--- a/ctdb/lib/replace/system/select.h
+++ b/ctdb/lib/replace/system/select.h
@@ -38,4 +38,40 @@
 #define SELECT_CAST
 #endif
 
+#ifdef HAVE_POLL
+
+#include <poll.h>
+
+#else
+
+/* Type used for the number of file descriptors.  */
+typedef unsigned long int nfds_t;
+
+/* Data structure describing a polling request.  */
+struct pollfd
+{
+	int fd;		   /* File descriptor to poll.  */
+	short int events;  /* Types of events poller cares about.  */
+	short int revents; /* Types of events that actually occurred.  */
+};
+
+/* Event types that can be polled for.  These bits may be set in `events'
+   to indicate the interesting event types; they will appear in `revents'
+   to indicate the status of the file descriptor.  */
+#define POLLIN		0x001		/* There is data to read.  */
+#define POLLPRI		0x002		/* There is urgent data to read.  */
+#define POLLOUT		0x004		/* Writing now will not block.  */
+#define POLLRDNORM	0x040		/* Normal data may be read.  */
+#define POLLRDBAND	0x080		/* Priority data may be read.  */
+#define POLLWRNORM	0x100		/* Writing now will not block.  */
+#define POLLWRBAND	0x200		/* Priority data may be written.  */
+#define POLLERR		0x008		/* Error condition.  */
+#define POLLHUP		0x010		/* Hung up.  */
+#define POLLNVAL	0x020		/* Invalid polling request.  */
+
+/* define is in "replace.h" */
+int rep_poll(struct pollfd *fds, nfds_t nfds, int timeout);
+
+#endif
+
 #endif
diff --git a/ctdb/lib/replace/system/time.h b/ctdb/lib/replace/system/time.h
index 036812ab8f..b6d2609289 100644
--- a/ctdb/lib/replace/system/time.h
+++ b/ctdb/lib/replace/system/time.h
@@ -39,6 +39,18 @@
 
 #ifdef HAVE_UTIME_H
 #include <utime.h>
+#else
+struct utimbuf {
+	time_t actime;       /* access time */
+	time_t modtime;      /* modification time */
+};
+#endif
+
+#ifndef HAVE_STRUCT_TIMESPEC
+struct timespec {
+	time_t tv_sec;            /* Seconds.  */
+	long tv_nsec;           /* Nanoseconds.  */
+};
 #endif
 
 #ifndef HAVE_MKTIME
@@ -51,4 +63,29 @@ time_t rep_mktime(struct tm *t);
 time_t rep_timegm(struct tm *tm);
 #endif
 
+#ifndef HAVE_UTIME
+/* define is in "replace.h" */
+int rep_utime(const char *filename, const struct utimbuf *buf);
+#endif
+
+#ifndef HAVE_UTIMES
+/* define is in "replace.h" */
+int rep_utimes(const char *filename, const struct timeval tv[2]);
+#endif
+
+#ifndef HAVE_CLOCK_GETTIME
+/* CLOCK_REALTIME is required by POSIX */
+#define CLOCK_REALTIME 0
+typedef int clockid_t;
+int rep_clock_gettime(clockid_t clk_id, struct timespec *tp);
+#endif
+/* make sure we have a best effort CUSTOM_CLOCK_MONOTONIC we can rely on */
+#if defined(CLOCK_MONOTONIC)
+#define CUSTOM_CLOCK_MONOTONIC CLOCK_MONOTONIC
+#elif defined(CLOCK_HIGHRES)
+#define CUSTOM_CLOCK_MONOTONIC CLOCK_HIGHRES
+#else
+#define CUSTOM_CLOCK_MONOTONIC CLOCK_REALTIME
+#endif
+
 #endif
diff --git a/ctdb/lib/replace/system/wait.h b/ctdb/lib/replace/system/wait.h
index 5784b1ae92..f0c3bdccab 100644
--- a/ctdb/lib/replace/system/wait.h
+++ b/ctdb/lib/replace/system/wait.h
@@ -36,20 +36,16 @@
 #define SIGCLD SIGCHLD
 #endif
 
-#ifndef SIGNAL_CAST
-#define SIGNAL_CAST (RETSIGTYPE (*)(int))
-#endif
-
 #ifdef HAVE_SETJMP_H
 #include <setjmp.h>
 #endif
 
-#ifndef SA_RESETHAND
-#define SA_RESETHAND SA_ONESHOT
-#endif
-
 #if !defined(HAVE_SIG_ATOMIC_T_TYPE)
 typedef int sig_atomic_t;
 #endif
 
+#if !defined(HAVE_WAITPID) && defined(HAVE_WAIT4)
+int rep_waitpid(pid_t pid,int *status,int options)
+#endif
+
 #endif
diff --git a/ctdb/lib/replace/system/wscript_configure b/ctdb/lib/replace/system/wscript_configure
new file mode 100644
index 0000000000..2035474b32
--- /dev/null
+++ b/ctdb/lib/replace/system/wscript_configure
@@ -0,0 +1,26 @@
+#!/usr/bin/env python
+
+conf.CHECK_HEADERS('sys/capability.h')
+conf.CHECK_FUNCS('getpwnam_r getpwuid_r getpwent_r')
+
+# solaris varients of getXXent_r
+conf.CHECK_C_PROTOTYPE('getpwent_r',
+                       'struct passwd *getpwent_r(struct passwd *src, char *buf, int buflen)',
+                       define='SOLARIS_GETPWENT_R', headers='pwd.h')
+conf.CHECK_C_PROTOTYPE('getgrent_r',
+                       'struct group *getgrent_r(struct group *src, char *buf, int buflen)',
+                       define='SOLARIS_GETGRENT_R', headers='grp.h')
+
+# the irix varients
+conf.CHECK_C_PROTOTYPE('getpwent_r',
+                       'struct passwd *getpwent_r(struct passwd *src, char *buf, size_t buflen)',
+                       define='SOLARIS_GETPWENT_R', headers='pwd.h')
+conf.CHECK_C_PROTOTYPE('getgrent_r',
+                       'struct group *getgrent_r(struct group *src, char *buf, size_t buflen)',
+                       define='SOLARIS_GETGRENT_R', headers='grp.h')
+
+conf.CHECK_FUNCS('getgrouplist')
+conf.CHECK_HEADERS('ctype.h locale.h langinfo.h')
+conf.CHECK_HEADERS('fnmatch.h locale.h langinfo.h')
+conf.CHECK_HEADERS('sys/ipc.h sys/mman.h sys/shm.h')
+conf.CHECK_HEADERS('termios.h termio.h sys/termio.h')
diff --git a/ctdb/lib/replace/test/getifaddrs.c b/ctdb/lib/replace/test/getifaddrs.c
new file mode 100644
index 0000000000..d325d8bb1b
--- /dev/null
+++ b/ctdb/lib/replace/test/getifaddrs.c
@@ -0,0 +1,101 @@
+/*
+ * Unix SMB/CIFS implementation.
+ *
+ * libreplace getifaddrs test
+ *
+ * Copyright (C) Michael Adam <obnox@samba.org> 2008
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef AUTOCONF_TEST
+#include "replace.h"
+#include "system/network.h"
+#include "replace-test.h"
+#endif
+
+#ifdef HAVE_INET_NTOP
+#define rep_inet_ntop inet_ntop
+#endif
+
+static const char *format_sockaddr(struct sockaddr *addr,
+				   char *addrstring,
+				   socklen_t addrlen)
+{
+	const char *result = NULL;
+
+	if (addr->sa_family == AF_INET) {
+		result = rep_inet_ntop(AF_INET,
+				       &((struct sockaddr_in *)addr)->sin_addr,
+				       addrstring,
+				       addrlen);
+#ifdef HAVE_STRUCT_SOCKADDR_IN6
+	} else if (addr->sa_family == AF_INET6) {
+		result = rep_inet_ntop(AF_INET6,
+				       &((struct sockaddr_in6 *)addr)->sin6_addr,
+				       addrstring,
+				       addrlen);
+#endif
+	}
+	return result;
+}
+
+int getifaddrs_test(void)
+{
+	struct ifaddrs *ifs = NULL;
+	struct ifaddrs *ifs_head = NULL;
+	int ret;
+
+	ret = getifaddrs(&ifs);
+	ifs_head = ifs;
+	if (ret != 0) {
+		fprintf(stderr, "getifaddrs() failed: %s\n", strerror(errno));
+		return 1;
+	}
+
+	while (ifs) {
+		printf("%-10s ", ifs->ifa_name);
+		if (ifs->ifa_addr != NULL) {
+			char addrstring[INET6_ADDRSTRLEN];
+			const char *result;
+
+			result = format_sockaddr(ifs->ifa_addr,
+						 addrstring,
+						 sizeof(addrstring));
+			if (result != NULL) {
+				printf("IP=%s ", addrstring);
+			}
+
+			if (ifs->ifa_netmask != NULL) {
+				result = format_sockaddr(ifs->ifa_netmask,
+							 addrstring,
+							 sizeof(addrstring));
+				if (result != NULL) {
+					printf("NETMASK=%s", addrstring);
+				}
+			} else {
+				printf("AF=%d ", ifs->ifa_addr->sa_family);
+			}
+		} else {
+			printf("<no address>");
+		}
+
+		printf("\n");
+		ifs = ifs->ifa_next;
+	}
+
+	freeifaddrs(ifs_head);
+
+	return 0;
+}
diff --git a/ctdb/lib/replace/test/main.c b/ctdb/lib/replace/test/main.c
new file mode 100644
index 0000000000..9bd12840a5
--- /dev/null
+++ b/ctdb/lib/replace/test/main.c
@@ -0,0 +1,37 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   libreplace tests
+
+   Copyright (C) Jelmer Vernooij 2006
+
+     ** NOTE! The following LGPL license applies to the talloc
+     ** library. This does NOT imply that all of Samba is released
+     ** under the LGPL
+
+   This 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 3 of the License, or (at your option) any later version.
+
+   This 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 this library; if not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "replace.h"
+
+struct torture_context;
+bool torture_local_replace(struct torture_context *ctx);
+
+int main(void)
+{
+	bool ret = torture_local_replace(NULL);
+	if (ret)
+		return 0;
+	return -1;
+}
diff --git a/ctdb/lib/replace/test/os2_delete.c b/ctdb/lib/replace/test/os2_delete.c
index c8abfccff9..a11ed3b370 100644
--- a/ctdb/lib/replace/test/os2_delete.c
+++ b/ctdb/lib/replace/test/os2_delete.c
@@ -12,6 +12,7 @@
 #include <errno.h>
 #include <string.h>
 #include <fcntl.h>
+#include "replace-test.h"
 
 #define NUM_FILES 700
 #define READDIR_SIZE 100
@@ -27,10 +28,16 @@ static int test_readdir_os2_delete_ret;
 #define MIN(a,b) ((a)<(b)?(a):(b))
 #endif
 
+#ifdef _WIN32
+#define mkdir(d,m) _mkdir(d)
+#endif
+
 static void cleanup(void)
 {
 	/* I'm a lazy bastard */
-	system("rm -rf " TESTDIR);
+	if (system("rm -rf " TESTDIR)) {
+		FAILED("system");
+	}
 	mkdir(TESTDIR, 0700) == 0 || FAILED("mkdir");
 }
 
@@ -39,8 +46,15 @@ static void create_files(void)
 	int i;
 	for (i=0;i<NUM_FILES;i++) {
 		char fname[40];
-		sprintf(fname, TESTDIR "/test%u.txt", i);
-		close(open(fname, O_CREAT|O_RDWR, 0600)) == 0 || FAILED("close");
+		int fd;
+		snprintf(fname, sizeof(fname), TESTDIR "/test%u.txt", i);
+		fd = open(fname, O_CREAT|O_RDWR, 0600);
+		if (fd < 0) {
+			FAILED("open");
+		}
+		if (close(fd) != 0) {
+			FAILED("close");
+		}
 	}
 }
 
@@ -66,7 +80,7 @@ static int os2_delete(DIR *d)
 	/* delete the first few */
 	for (j=0; j<MIN(i, DELETE_SIZE); j++) {
 		char fname[40];
-		sprintf(fname, TESTDIR "/%s", names[j]);
+		snprintf(fname, sizeof(fname), TESTDIR "/%s", names[j]);
 		unlink(fname) == 0 || FAILED("unlink");
 	}
 
@@ -111,5 +125,9 @@ int test_readdir_os2_delete(void)
 
 	rmdir(TESTDIR) == 0 || FAILED("rmdir");
 
+	if (system("rm -rf " TESTDIR) == -1) {
+		FAILED("system");
+	}
+
 	return test_readdir_os2_delete_ret;
 }
diff --git a/ctdb/lib/replace/test/shared_mremap.c b/ctdb/lib/replace/test/shared_mremap.c
new file mode 100644
index 0000000000..05032ad12e
--- /dev/null
+++ b/ctdb/lib/replace/test/shared_mremap.c
@@ -0,0 +1,48 @@
+/* this tests whether we can use mremap */
+
+#if defined(HAVE_UNISTD_H)
+#include <unistd.h>
+#endif
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#define DATA "conftest.mmap"
+
+#ifndef MAP_FILE
+#define MAP_FILE 0
+#endif
+
+#ifndef MAP_FAILED
+#define MAP_FAILED (int *)-1
+#endif
+
+main()
+{
+	int *buf;
+	int fd;
+	int err = 1;
+
+	fd = open(DATA, O_RDWR|O_CREAT|O_TRUNC, 0666);
+	if (fd == -1) {
+		exit(1);
+	}
+
+	buf = (int *)mmap(NULL, 0x1000, PROT_READ | PROT_WRITE,
+			  MAP_FILE | MAP_SHARED, fd, 0);
+	if (buf == MAP_FAILED) {
+		goto done;
+	}
+
+	buf = mremap(buf, 0x1000, 0x2000, MREMAP_MAYMOVE);
+	if (buf == MAP_FAILED) {
+		goto done;
+	}
+
+	err = 0;
+done:
+	close(fd);
+	unlink(DATA);
+	exit(err);
+}
diff --git a/ctdb/lib/replace/test/snprintf.c b/ctdb/lib/replace/test/snprintf.c
new file mode 100644
index 0000000000..d06630bcc9
--- /dev/null
+++ b/ctdb/lib/replace/test/snprintf.c
@@ -0,0 +1,29 @@
+void foo(const char *format, ...)
+{
+	va_list ap;
+	int len;
+	char buf[20];
+	long long l = 1234567890;
+	l *= 100;
+
+	va_start(ap, format);
+	len = vsnprintf(buf, 0, format, ap);
+	va_end(ap);
+	if (len != 5) exit(1);
+
+	va_start(ap, format);
+	len = vsnprintf(0, 0, format, ap);
+	va_end(ap);
+	if (len != 5) exit(2);
+
+	if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(3);
+
+	if (snprintf(buf, 20, "%lld", l) != 12 || strcmp(buf, "123456789000") != 0) exit(4);
+	if (snprintf(buf, 20, "%zu", 123456789) != 9 || strcmp(buf, "123456789") != 0) exit(5);
+	if (snprintf(buf, 20, "%2\$d %1\$d", 3, 4) != 3 || strcmp(buf, "4 3") != 0) exit(6);
+	if (snprintf(buf, 20, "%s", 0) < 3) exit(7);
+
+	printf("1");
+	exit(0);
+}
+main() { foo("hello"); }
diff --git a/ctdb/lib/replace/test/testsuite.c b/ctdb/lib/replace/test/testsuite.c
index 2ec08fae8e..0c1fac67a0 100644
--- a/ctdb/lib/replace/test/testsuite.c
+++ b/ctdb/lib/replace/test/testsuite.c
@@ -37,7 +37,6 @@
 #include "system/locale.h"
 #include "system/network.h"
 #include "system/passwd.h"
-#include "system/printing.h"
 #include "system/readline.h"
 #include "system/select.h"
 #include "system/shmem.h"
@@ -49,6 +48,9 @@
 
 #define TESTFILE "testfile.dat"
 
+struct torture_context;
+bool torture_local_replace(struct torture_context *ctx);
+
 /*
   test ftruncate() function
  */
@@ -114,17 +116,31 @@ static int test_strlcpy(void)
 
 static int test_strlcat(void)
 {
-	/* FIXME */
-	return true;
-}
+	char tmp[10];
+	printf("test: strlcat\n");
+	strlcpy(tmp, "", sizeof(tmp));
+	if (strlcat(tmp, "bla", 3) != 3) {
+		printf("failure: strlcat [\ninvalid return code\n]\n");
+		return false;
+	}
+	if (strcmp(tmp, "bl") != 0) {
+		printf("failure: strlcat [\nexpected \"bl\", got \"%s\"\n]\n", 
+			   tmp);
+		return false;
+	}
 
-static int test_mktime(void)
-{
-	/* FIXME */
+	strlcpy(tmp, "da", sizeof(tmp));
+	if (strlcat(tmp, "me", 4) != 4) {
+		printf("failure: strlcat [\nexpected \"dam\", got \"%s\"\n]\n",
+			   tmp);
+		return false;
+	}
+
+	printf("success: strlcat\n");
 	return true;
 }
 
-static int test_innetgr(void)
+static int test_mktime(void)
 {
 	/* FIXME */
 	return true;
@@ -144,7 +160,16 @@ static int test_memmove(void)
 
 static int test_strdup(void)
 {
-	/* FIXME */
+	char *x;
+	printf("test: strdup\n");
+	x = strdup("bla");
+	if (strcmp("bla", x) != 0) {
+		printf("failure: strdup [\nfailed: expected \"bla\", got \"%s\"\n]\n",
+			   x);
+		return false;
+	}
+	free(x);
+	printf("success: strdup\n");
 	return true;
 }	
 
@@ -170,19 +195,109 @@ static int test_timegm(void)
 
 static int test_setenv(void)
 {
-	/* FIXME */
+#define TEST_SETENV(key, value, overwrite, result) do { \
+	int _ret; \
+	char *_v; \
+	_ret = setenv(key, value, overwrite); \
+	if (_ret != 0) { \
+		printf("failure: setenv [\n" \
+			"setenv(%s, %s, %d) failed\n" \
+			"]\n", \
+			key, value, overwrite); \
+		return false; \
+	} \
+	_v=getenv(key); \
+	if (!_v) { \
+		printf("failure: setenv [\n" \
+			"getenv(%s) returned NULL\n" \
+			"]\n", \
+			key); \
+		return false; \
+	} \
+	if (strcmp(result, _v) != 0) { \
+		printf("failure: setenv [\n" \
+			"getenv(%s): '%s' != '%s'\n" \
+			"]\n", \
+			key, result, _v); \
+		return false; \
+	} \
+} while(0)
+
+#define TEST_UNSETENV(key) do { \
+	char *_v; \
+	unsetenv(key); \
+	_v=getenv(key); \
+	if (_v) { \
+		printf("failure: setenv [\n" \
+			"getenv(%s): NULL != '%s'\n" \
+			"]\n", \
+			SETENVTEST_KEY, _v); \
+		return false; \
+	} \
+} while (0)
+
+#define SETENVTEST_KEY "SETENVTESTKEY"
+#define SETENVTEST_VAL "SETENVTESTVAL"
+
+	printf("test: setenv\n");
+	TEST_SETENV(SETENVTEST_KEY, SETENVTEST_VAL"1", 0, SETENVTEST_VAL"1");
+	TEST_SETENV(SETENVTEST_KEY, SETENVTEST_VAL"2", 0, SETENVTEST_VAL"1");
+	TEST_SETENV(SETENVTEST_KEY, SETENVTEST_VAL"3", 1, SETENVTEST_VAL"3");
+	TEST_SETENV(SETENVTEST_KEY, SETENVTEST_VAL"4", 1, SETENVTEST_VAL"4");
+	TEST_UNSETENV(SETENVTEST_KEY);
+	TEST_UNSETENV(SETENVTEST_KEY);
+	TEST_SETENV(SETENVTEST_KEY, SETENVTEST_VAL"5", 0, SETENVTEST_VAL"5");
+	TEST_UNSETENV(SETENVTEST_KEY);
+	TEST_UNSETENV(SETENVTEST_KEY);
+	printf("success: setenv\n");
 	return true;
 }
 
 static int test_strndup(void)
 {
-	/* FIXME */
+	char *x;
+	printf("test: strndup\n");
+	x = strndup("bla", 0);
+	if (strcmp(x, "") != 0) {
+		printf("failure: strndup [\ninvalid\n]\n");
+		return false;
+	}
+	free(x);
+	x = strndup("bla", 2);
+	if (strcmp(x, "bl") != 0) {
+		printf("failure: strndup [\ninvalid\n]\n");
+		return false;
+	}
+	free(x);
+	x = strndup("bla", 10);
+	if (strcmp(x, "bla") != 0) {
+		printf("failure: strndup [\ninvalid\n]\n");
+		return false;
+	}
+	free(x);
+	printf("success: strndup\n");
 	return true;
 }
 
 static int test_strnlen(void)
 {
-	/* FIXME */
+	printf("test: strnlen\n");
+	if (strnlen("bla", 2) != 2) {
+		printf("failure: strnlen [\nunexpected length\n]\n");
+		return false;
+	}
+
+	if (strnlen("some text\n", 0) != 0) {
+		printf("failure: strnlen [\nunexpected length\n]\n");
+		return false;
+	}
+
+	if (strnlen("some text", 20) != 9) {
+		printf("failure: strnlen [\nunexpected length\n]\n");
+		return false;
+	}
+
+	printf("success: strnlen\n");
 	return true;
 }
 
@@ -206,13 +321,43 @@ static int test_setegid(void)
 
 static int test_asprintf(void)
 {
-	/* FIXME */
+	char *x;
+	printf("test: asprintf\n");
+	if (asprintf(&x, "%d", 9) != 1) {
+		printf("failure: asprintf [\ngenerate asprintf\n]\n");
+		return false;
+	}
+	if (strcmp(x, "9") != 0) {
+		printf("failure: asprintf [\ngenerate asprintf\n]\n");
+		return false;
+	}
+	if (asprintf(&x, "dat%s", "a") != 4) {
+		printf("failure: asprintf [\ngenerate asprintf\n]\n");
+		return false;
+	}
+	if (strcmp(x, "data") != 0) {
+		printf("failure: asprintf [\ngenerate asprintf\n]\n");
+		return false;
+	}
+	printf("success: asprintf\n");
 	return true;
 }
 
 static int test_snprintf(void)
 {
-	/* FIXME */
+	char tmp[10];
+	printf("test: snprintf\n");
+	if (snprintf(tmp, 3, "foo%d", 9) != 4) {
+		printf("failure: snprintf [\nsnprintf return code failed\n]\n");
+		return false;
+	}
+
+	if (strcmp(tmp, "fo") != 0) {
+		printf("failure: snprintf [\nsnprintf failed\n]\n");
+		return false;
+	}
+
+	printf("success: snprintf\n");
 	return true;
 }
 
@@ -285,7 +430,14 @@ static int test_strerror(void)
 
 static int test_errno(void)
 {
-	/* FIXME */
+	printf("test: errno\n");
+	errno = 3;
+	if (errno != 3) {
+		printf("failure: errno [\nerrno failed\n]\n");
+		return false;
+	}
+
+	printf("success: errno\n");
 	return true;
 }
 
@@ -325,15 +477,275 @@ static int test_inet_ntoa(void)
 	return true;
 }
 
+#define TEST_STRTO_X(type,fmt,func,str,base,res,diff,rrnoo) do {\
+	type _v; \
+	char _s[64]; \
+	char *_p = NULL;\
+	char *_ep = NULL; \
+	strlcpy(_s, str, sizeof(_s));\
+	if (diff >= 0) { \
+		_ep = &_s[diff]; \
+	} \
+	errno = 0; \
+	_v = func(_s, &_p, base); \
+	if (errno != rrnoo) { \
+		printf("failure: %s [\n" \
+		       "\t%s\n" \
+		       "\t%s(\"%s\",%d,%d): " fmt " (=/!)= " fmt "\n" \
+		       "\terrno: %d != %d\n" \
+		       "]\n", \
+		        __STRING(func), __location__, __STRING(func), \
+		       str, diff, base, res, _v, rrnoo, errno); \
+		return false; \
+	} else if (_v != res) { \
+		printf("failure: %s [\n" \
+		       "\t%s\n" \
+		       "\t%s(\"%s\",%d,%d): " fmt " != " fmt "\n" \
+		       "]\n", \
+		       __STRING(func), __location__, __STRING(func), \
+		       str, diff, base, res, _v); \
+		return false; \
+	} else if (_p != _ep) { \
+		printf("failure: %s [\n" \
+		       "\t%s\n" \
+		       "\t%s(\"%s\",%d,%d): " fmt " (=/!)= " fmt "\n" \
+		       "\tptr: %p - %p = %d != %d\n" \
+		       "]\n", \
+		       __STRING(func), __location__, __STRING(func), \
+		       str, diff, base, res, _v, _ep, _p, (int)(diff - (_ep - _p)), diff); \
+		return false; \
+	} \
+} while (0)
+
 static int test_strtoll(void)
 {
-	/* FIXME */
+	printf("test: strtoll\n");
+
+#define TEST_STRTOLL(str,base,res,diff,errnoo) TEST_STRTO_X(long long int, "%lld", strtoll,str,base,res,diff,errnoo)
+
+	TEST_STRTOLL("15",	10,	15LL,	2, 0);
+	TEST_STRTOLL("  15",	10,	15LL,	4, 0);
+	TEST_STRTOLL("15",	0,	15LL,	2, 0);
+	TEST_STRTOLL(" 15 ",	0,	15LL,	3, 0);
+	TEST_STRTOLL("+15",	10,	15LL,	3, 0);
+	TEST_STRTOLL("  +15",	10,	15LL,	5, 0);
+	TEST_STRTOLL("+15",	0,	15LL,	3, 0);
+	TEST_STRTOLL(" +15 ",	0,	15LL,	4, 0);
+	TEST_STRTOLL("-15",	10,	-15LL,	3, 0);
+	TEST_STRTOLL("  -15",	10,	-15LL,	5, 0);
+	TEST_STRTOLL("-15",	0,	-15LL,	3, 0);
+	TEST_STRTOLL(" -15 ",	0,	-15LL,	4, 0);
+	TEST_STRTOLL("015",	10,	15LL,	3, 0);
+	TEST_STRTOLL("  015",	10,	15LL,	5, 0);
+	TEST_STRTOLL("015",	0,	13LL,	3, 0);
+	TEST_STRTOLL("  015",	0,	13LL,	5, 0);
+	TEST_STRTOLL("0x15",	10,	0LL,	1, 0);
+	TEST_STRTOLL("  0x15",	10,	0LL,	3, 0);
+	TEST_STRTOLL("0x15",	0,	21LL,	4, 0);
+	TEST_STRTOLL("  0x15",	0,	21LL,	6, 0);
+
+	TEST_STRTOLL("10",	16,	16LL,	2, 0);
+	TEST_STRTOLL("  10 ",	16,	16LL,	4, 0);
+	TEST_STRTOLL("0x10",	16,	16LL,	4, 0);
+	TEST_STRTOLL("0x10",	0,	16LL,	4, 0);
+	TEST_STRTOLL(" 0x10 ",	0,	16LL,	5, 0);
+	TEST_STRTOLL("+10",	16,	16LL,	3, 0);
+	TEST_STRTOLL("  +10 ",	16,	16LL,	5, 0);
+	TEST_STRTOLL("+0x10",	16,	16LL,	5, 0);
+	TEST_STRTOLL("+0x10",	0,	16LL,	5, 0);
+	TEST_STRTOLL(" +0x10 ",	0,	16LL,	6, 0);
+	TEST_STRTOLL("-10",	16,	-16LL,	3, 0);
+	TEST_STRTOLL("  -10 ",	16,	-16LL,	5, 0);
+	TEST_STRTOLL("-0x10",	16,	-16LL,	5, 0);
+	TEST_STRTOLL("-0x10",	0,	-16LL,	5, 0);
+	TEST_STRTOLL(" -0x10 ",	0,	-16LL,	6, 0);
+	TEST_STRTOLL("010",	16,	16LL,	3, 0);
+	TEST_STRTOLL("  010 ",	16,	16LL,	5, 0);
+	TEST_STRTOLL("-010",	16,	-16LL,	4, 0);
+
+	TEST_STRTOLL("11",	8,	9LL,	2, 0);
+	TEST_STRTOLL("011",	8,	9LL,	3, 0);
+	TEST_STRTOLL("011",	0,	9LL,	3, 0);
+	TEST_STRTOLL("-11",	8,	-9LL,	3, 0);
+	TEST_STRTOLL("-011",	8,	-9LL,	4, 0);
+	TEST_STRTOLL("-011",	0,	-9LL,	4, 0);
+
+	TEST_STRTOLL("011",	8,	9LL,	3, 0);
+	TEST_STRTOLL("011",	0,	9LL,	3, 0);
+	TEST_STRTOLL("-11",	8,	-9LL,	3, 0);
+	TEST_STRTOLL("-011",	8,	-9LL,	4, 0);
+	TEST_STRTOLL("-011",	0,	-9LL,	4, 0);
+
+	TEST_STRTOLL("Text",	0,	0LL,	0, 0);
+
+	TEST_STRTOLL("9223372036854775807",	10,	9223372036854775807LL,	19, 0);
+	TEST_STRTOLL("9223372036854775807",	0,	9223372036854775807LL,	19, 0);
+	TEST_STRTOLL("9223372036854775808",	0,	9223372036854775807LL,	19, ERANGE);
+	TEST_STRTOLL("9223372036854775808",	10,	9223372036854775807LL,	19, ERANGE);
+	TEST_STRTOLL("0x7FFFFFFFFFFFFFFF",	0,	9223372036854775807LL,	18, 0);
+	TEST_STRTOLL("0x7FFFFFFFFFFFFFFF",	16,	9223372036854775807LL,	18, 0);
+	TEST_STRTOLL("7FFFFFFFFFFFFFFF",	16,	9223372036854775807LL,	16, 0);
+	TEST_STRTOLL("0x8000000000000000",	0,	9223372036854775807LL,	18, ERANGE);
+	TEST_STRTOLL("0x8000000000000000",	16,	9223372036854775807LL,	18, ERANGE);
+	TEST_STRTOLL("80000000000000000",	16,	9223372036854775807LL,	17, ERANGE);
+	TEST_STRTOLL("0777777777777777777777",	0,	9223372036854775807LL,	22, 0);
+	TEST_STRTOLL("0777777777777777777777",	8,	9223372036854775807LL,	22, 0);
+	TEST_STRTOLL("777777777777777777777",	8,	9223372036854775807LL,	21, 0);
+	TEST_STRTOLL("01000000000000000000000",	0,	9223372036854775807LL,	23, ERANGE);
+	TEST_STRTOLL("01000000000000000000000",	8,	9223372036854775807LL,	23, ERANGE);
+	TEST_STRTOLL("1000000000000000000000",	8,	9223372036854775807LL,	22, ERANGE);
+
+	TEST_STRTOLL("-9223372036854775808",	10,	-9223372036854775807LL -1,	20, 0);
+	TEST_STRTOLL("-9223372036854775808",	0,	-9223372036854775807LL -1,	20, 0);
+	TEST_STRTOLL("-9223372036854775809",	0,	-9223372036854775807LL -1,	20, ERANGE);
+	TEST_STRTOLL("-9223372036854775809",	10,	-9223372036854775807LL -1,	20, ERANGE);
+	TEST_STRTOLL("-0x8000000000000000",	0,	-9223372036854775807LL -1,	19, 0);
+	TEST_STRTOLL("-0x8000000000000000",	16,	-9223372036854775807LL -1,	19, 0);
+	TEST_STRTOLL("-8000000000000000",	16,	-9223372036854775807LL -1,	17, 0);
+	TEST_STRTOLL("-0x8000000000000001",	0,	-9223372036854775807LL -1,	19, ERANGE);
+	TEST_STRTOLL("-0x8000000000000001",	16,	-9223372036854775807LL -1,	19, ERANGE);
+	TEST_STRTOLL("-80000000000000001",	16,	-9223372036854775807LL -1,	18, ERANGE);
+	TEST_STRTOLL("-01000000000000000000000",0,	-9223372036854775807LL -1,	24, 0);
+	TEST_STRTOLL("-01000000000000000000000",8,	-9223372036854775807LL -1,	24, 0);
+	TEST_STRTOLL("-1000000000000000000000",	8,	-9223372036854775807LL -1,	23, 0);
+	TEST_STRTOLL("-01000000000000000000001",0,	-9223372036854775807LL -1,	24, ERANGE);
+	TEST_STRTOLL("-01000000000000000000001",8,	-9223372036854775807LL -1,	24, ERANGE);
+	TEST_STRTOLL("-1000000000000000000001",	8,	-9223372036854775807LL -1,	23, ERANGE);
+
+	printf("success: strtoll\n");
 	return true;
 }
 
 static int test_strtoull(void)
 {
-	/* FIXME */
+	printf("test: strtoull\n");
+
+#define TEST_STRTOULL(str,base,res,diff,errnoo) TEST_STRTO_X(long long unsigned int,"%llu",strtoull,str,base,res,diff,errnoo)
+
+	TEST_STRTOULL("15",	10,	15LLU,	2, 0);
+	TEST_STRTOULL("  15",	10,	15LLU,	4, 0);
+	TEST_STRTOULL("15",	0,	15LLU,	2, 0);
+	TEST_STRTOULL(" 15 ",	0,	15LLU,	3, 0);
+	TEST_STRTOULL("+15",	10,	15LLU,	3, 0);
+	TEST_STRTOULL("  +15",	10,	15LLU,	5, 0);
+	TEST_STRTOULL("+15",	0,	15LLU,	3, 0);
+	TEST_STRTOULL(" +15 ",	0,	15LLU,	4, 0);
+	TEST_STRTOULL("-15",	10,	18446744073709551601LLU,	3, 0);
+	TEST_STRTOULL("  -15",	10,	18446744073709551601LLU,	5, 0);
+	TEST_STRTOULL("-15",	0,	18446744073709551601LLU,	3, 0);
+	TEST_STRTOULL(" -15 ",	0,	18446744073709551601LLU,	4, 0);
+	TEST_STRTOULL("015",	10,	15LLU,	3, 0);
+	TEST_STRTOULL("  015",	10,	15LLU,	5, 0);
+	TEST_STRTOULL("015",	0,	13LLU,	3, 0);
+	TEST_STRTOULL("  015",	0,	13LLU,	5, 0);
+	TEST_STRTOULL("0x15",	10,	0LLU,	1, 0);
+	TEST_STRTOULL("  0x15",	10,	0LLU,	3, 0);
+	TEST_STRTOULL("0x15",	0,	21LLU,	4, 0);
+	TEST_STRTOULL("  0x15",	0,	21LLU,	6, 0);
+
+	TEST_STRTOULL("10",	16,	16LLU,	2, 0);
+	TEST_STRTOULL("  10 ",	16,	16LLU,	4, 0);
+	TEST_STRTOULL("0x10",	16,	16LLU,	4, 0);
+	TEST_STRTOULL("0x10",	0,	16LLU,	4, 0);
+	TEST_STRTOULL(" 0x10 ",	0,	16LLU,	5, 0);
+	TEST_STRTOULL("+10",	16,	16LLU,	3, 0);
+	TEST_STRTOULL("  +10 ",	16,	16LLU,	5, 0);
+	TEST_STRTOULL("+0x10",	16,	16LLU,	5, 0);
+	TEST_STRTOULL("+0x10",	0,	16LLU,	5, 0);
+	TEST_STRTOULL(" +0x10 ",	0,	16LLU,	6, 0);
+	TEST_STRTOULL("-10",	16,	-16LLU,	3, 0);
+	TEST_STRTOULL("  -10 ",	16,	-16LLU,	5, 0);
+	TEST_STRTOULL("-0x10",	16,	-16LLU,	5, 0);
+	TEST_STRTOULL("-0x10",	0,	-16LLU,	5, 0);
+	TEST_STRTOULL(" -0x10 ",	0,	-16LLU,	6, 0);
+	TEST_STRTOULL("010",	16,	16LLU,	3, 0);
+	TEST_STRTOULL("  010 ",	16,	16LLU,	5, 0);
+	TEST_STRTOULL("-010",	16,	-16LLU,	4, 0);
+
+	TEST_STRTOULL("11",	8,	9LLU,	2, 0);
+	TEST_STRTOULL("011",	8,	9LLU,	3, 0);
+	TEST_STRTOULL("011",	0,	9LLU,	3, 0);
+	TEST_STRTOULL("-11",	8,	-9LLU,	3, 0);
+	TEST_STRTOULL("-011",	8,	-9LLU,	4, 0);
+	TEST_STRTOULL("-011",	0,	-9LLU,	4, 0);
+
+	TEST_STRTOULL("011",	8,	9LLU,	3, 0);
+	TEST_STRTOULL("011",	0,	9LLU,	3, 0);
+	TEST_STRTOULL("-11",	8,	-9LLU,	3, 0);
+	TEST_STRTOULL("-011",	8,	-9LLU,	4, 0);
+	TEST_STRTOULL("-011",	0,	-9LLU,	4, 0);
+
+	TEST_STRTOULL("Text",	0,	0LLU,	0, 0);
+
+	TEST_STRTOULL("9223372036854775807",	10,	9223372036854775807LLU,	19, 0);
+	TEST_STRTOULL("9223372036854775807",	0,	9223372036854775807LLU,	19, 0);
+	TEST_STRTOULL("9223372036854775808",	0,	9223372036854775808LLU,	19, 0);
+	TEST_STRTOULL("9223372036854775808",	10,	9223372036854775808LLU,	19, 0);
+	TEST_STRTOULL("0x7FFFFFFFFFFFFFFF",	0,	9223372036854775807LLU,	18, 0);
+	TEST_STRTOULL("0x7FFFFFFFFFFFFFFF",	16,	9223372036854775807LLU,	18, 0);
+	TEST_STRTOULL("7FFFFFFFFFFFFFFF",	16,	9223372036854775807LLU,	16, 0);
+	TEST_STRTOULL("0x8000000000000000",	0,	9223372036854775808LLU,	18, 0);
+	TEST_STRTOULL("0x8000000000000000",	16,	9223372036854775808LLU,	18, 0);
+	TEST_STRTOULL("8000000000000000",	16,	9223372036854775808LLU,	16, 0);
+	TEST_STRTOULL("0777777777777777777777",	0,	9223372036854775807LLU,	22, 0);
+	TEST_STRTOULL("0777777777777777777777",	8,	9223372036854775807LLU,	22, 0);
+	TEST_STRTOULL("777777777777777777777",	8,	9223372036854775807LLU,	21, 0);
+	TEST_STRTOULL("01000000000000000000000",0,	9223372036854775808LLU,	23, 0);
+	TEST_STRTOULL("01000000000000000000000",8,	9223372036854775808LLU,	23, 0);
+	TEST_STRTOULL("1000000000000000000000",	8,	9223372036854775808LLU,	22, 0);
+
+	TEST_STRTOULL("-9223372036854775808",	10,	9223372036854775808LLU,	20, 0);
+	TEST_STRTOULL("-9223372036854775808",	0,	9223372036854775808LLU,	20, 0);
+	TEST_STRTOULL("-9223372036854775809",	0,	9223372036854775807LLU,	20, 0);
+	TEST_STRTOULL("-9223372036854775809",	10,	9223372036854775807LLU,	20, 0);
+	TEST_STRTOULL("-0x8000000000000000",	0,	9223372036854775808LLU,	19, 0);
+	TEST_STRTOULL("-0x8000000000000000",	16,	9223372036854775808LLU,	19, 0);
+	TEST_STRTOULL("-8000000000000000",	16,	9223372036854775808LLU,	17, 0);
+	TEST_STRTOULL("-0x8000000000000001",	0,	9223372036854775807LLU,	19, 0);
+	TEST_STRTOULL("-0x8000000000000001",	16,	9223372036854775807LLU,	19, 0);
+	TEST_STRTOULL("-8000000000000001",	16,	9223372036854775807LLU,	17, 0);
+	TEST_STRTOULL("-01000000000000000000000",0,	9223372036854775808LLU,	24, 0);
+	TEST_STRTOULL("-01000000000000000000000",8,	9223372036854775808LLU,	24, 0);
+	TEST_STRTOULL("-1000000000000000000000",8,	9223372036854775808LLU,	23, 0);
+	TEST_STRTOULL("-01000000000000000000001",0,	9223372036854775807LLU,	24, 0);
+	TEST_STRTOULL("-01000000000000000000001",8,	9223372036854775807LLU,	24, 0);
+	TEST_STRTOULL("-1000000000000000000001",8,	9223372036854775807LLU,	23, 0);
+
+	TEST_STRTOULL("18446744073709551615",	0,	18446744073709551615LLU,	20, 0);
+	TEST_STRTOULL("18446744073709551615",	10,	18446744073709551615LLU,	20, 0);
+	TEST_STRTOULL("18446744073709551616",	0,	18446744073709551615LLU,	20, ERANGE);
+	TEST_STRTOULL("18446744073709551616",	10,	18446744073709551615LLU,	20, ERANGE);
+	TEST_STRTOULL("0xFFFFFFFFFFFFFFFF",	0,	18446744073709551615LLU,	18, 0);
+	TEST_STRTOULL("0xFFFFFFFFFFFFFFFF",	16,	18446744073709551615LLU,	18, 0);
+	TEST_STRTOULL("FFFFFFFFFFFFFFFF",	16,	18446744073709551615LLU,	16, 0);
+	TEST_STRTOULL("0x10000000000000000",	0,	18446744073709551615LLU,	19, ERANGE);
+	TEST_STRTOULL("0x10000000000000000",	16,	18446744073709551615LLU,	19, ERANGE);
+	TEST_STRTOULL("10000000000000000",	16,	18446744073709551615LLU,	17, ERANGE);
+	TEST_STRTOULL("01777777777777777777777",0,	18446744073709551615LLU,	23, 0);
+	TEST_STRTOULL("01777777777777777777777",8,	18446744073709551615LLU,	23, 0);
+	TEST_STRTOULL("1777777777777777777777",	8,	18446744073709551615LLU,	22, 0);
+	TEST_STRTOULL("02000000000000000000000",0,	18446744073709551615LLU,	23, ERANGE);
+	TEST_STRTOULL("02000000000000000000000",8,	18446744073709551615LLU,	23, ERANGE);
+	TEST_STRTOULL("2000000000000000000000",	8,	18446744073709551615LLU,	22, ERANGE);
+
+	TEST_STRTOULL("-18446744073709551615",	0,	1LLU,				21, 0);
+	TEST_STRTOULL("-18446744073709551615",	10,	1LLU,				21, 0);
+	TEST_STRTOULL("-18446744073709551616",	0,	18446744073709551615LLU,	21, ERANGE);
+	TEST_STRTOULL("-18446744073709551616",	10,	18446744073709551615LLU,	21, ERANGE);
+	TEST_STRTOULL("-0xFFFFFFFFFFFFFFFF",	0,	1LLU,				19, 0);
+	TEST_STRTOULL("-0xFFFFFFFFFFFFFFFF",	16,	1LLU,				19, 0);
+	TEST_STRTOULL("-FFFFFFFFFFFFFFFF",	16,	1LLU,				17, 0);
+	TEST_STRTOULL("-0x10000000000000000",	0,	18446744073709551615LLU,	20, ERANGE);
+	TEST_STRTOULL("-0x10000000000000000",	16,	18446744073709551615LLU,	20, ERANGE);
+	TEST_STRTOULL("-10000000000000000",	16,	18446744073709551615LLU,	18, ERANGE);
+	TEST_STRTOULL("-01777777777777777777777",0,	1LLU,				24, 0);
+	TEST_STRTOULL("-01777777777777777777777",8,	1LLU,				24, 0);
+	TEST_STRTOULL("-1777777777777777777777",8,	1LLU,				23, 0);
+	TEST_STRTOULL("-02000000000000000000000",0,	18446744073709551615LLU,	24, ERANGE);
+	TEST_STRTOULL("-02000000000000000000000",8,	18446744073709551615LLU,	24, ERANGE);
+	TEST_STRTOULL("-2000000000000000000000",8,	18446744073709551615LLU,	23, ERANGE);
+
+	printf("success: strtoull\n");
 	return true;
 }
 
@@ -342,7 +754,6 @@ FIXME:
 Types:
 bool
 socklen_t
-uint_t
 uint{8,16,32,64}_t
 int{8,16,32,64}_t
 intptr_t
@@ -361,19 +772,42 @@ static int test_va_copy(void)
 
 static int test_FUNCTION(void)
 {
-	/* FIXME: test __FUNCTION__ macro */
+	printf("test: FUNCTION\n");
+	if (strcmp(__FUNCTION__, "test_FUNCTION") != 0) {
+		printf("failure: FUNCTION [\nFUNCTION invalid\n]\n");
+		return false;
+	}
+	printf("success: FUNCTION\n");
 	return true;
 }
 
 static int test_MIN(void)
 {
-	/* FIXME */
+	printf("test: MIN\n");
+	if (MIN(20, 1) != 1) {
+		printf("failure: MIN [\nMIN invalid\n]\n");
+		return false;
+	}
+	if (MIN(1, 20) != 1) {
+		printf("failure: MIN [\nMIN invalid\n]\n");
+		return false;
+	}
+	printf("success: MIN\n");
 	return true;
 }
 
 static int test_MAX(void)
 {
-	/* FIXME */
+	printf("test: MAX\n");
+	if (MAX(20, 1) != 20) {
+		printf("failure: MAX [\nMAX invalid\n]\n");
+		return false;
+	}
+	if (MAX(1, 20) != 20) {
+		printf("failure: MAX [\nMAX invalid\n]\n");
+		return false;
+	}
+	printf("success: MAX\n");
 	return true;
 }
 
@@ -417,7 +851,210 @@ static int test_socketpair(void)
 	return true;
 }
 
-struct torture_context;
+extern int libreplace_test_strptime(void);
+
+static int test_strptime(void)
+{
+	return libreplace_test_strptime();
+}
+
+extern int getifaddrs_test(void);
+
+static int test_getifaddrs(void)
+{
+
+	printf("test: getifaddrs\n");
+
+	if (getifaddrs_test() != 0) {
+		printf("failure: getifaddrs\n");
+		return false;
+	}
+
+	printf("success: getifaddrs\n");
+	return true;
+}
+
+static int test_utime(void)
+{
+	struct utimbuf u;
+	struct stat st1, st2, st3;
+	int fd;
+
+	printf("test: utime\n");
+	unlink(TESTFILE);
+
+	fd = open(TESTFILE, O_RDWR|O_CREAT, 0600);
+	if (fd == -1) {
+		printf("failure: utime [\n"
+		       "creating '%s' failed - %s\n]\n",
+		       TESTFILE, strerror(errno));
+		return false;
+	}
+
+	if (fstat(fd, &st1) != 0) {
+		printf("failure: utime [\n"
+		       "fstat (1) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+	u.actime = st1.st_atime + 300;
+	u.modtime = st1.st_mtime - 300;
+	if (utime(TESTFILE, &u) != 0) {
+		printf("failure: utime [\n"
+		       "utime(&u) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+	if (fstat(fd, &st2) != 0) {
+		printf("failure: utime [\n"
+		       "fstat (2) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+	if (utime(TESTFILE, NULL) != 0) {
+		printf("failure: utime [\n"
+		       "utime(NULL) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+	if (fstat(fd, &st3) != 0) {
+		printf("failure: utime [\n"
+		       "fstat (3) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+#define CMP_VAL(a,c,b) do { \
+	if (a c b) { \
+		printf("failure: utime [\n" \
+		       "%s: %s(%d) %s %s(%d)\n]\n", \
+		       __location__, \
+		       #a, (int)a, #c, #b, (int)b); \
+		return false; \
+	} \
+} while(0)
+#define EQUAL_VAL(a,b) CMP_VAL(a,!=,b)
+#define GREATER_VAL(a,b) CMP_VAL(a,<=,b)
+#define LESSER_VAL(a,b) CMP_VAL(a,>=,b)
+
+	EQUAL_VAL(st2.st_atime, st1.st_atime + 300);
+	EQUAL_VAL(st2.st_mtime, st1.st_mtime - 300);
+	LESSER_VAL(st3.st_atime, st2.st_atime);
+	GREATER_VAL(st3.st_mtime, st2.st_mtime);
+
+#undef CMP_VAL
+#undef EQUAL_VAL
+#undef GREATER_VAL
+#undef LESSER_VAL
+
+	unlink(TESTFILE);
+	printf("success: utime\n");
+	return true;
+}
+
+static int test_utimes(void)
+{
+	struct timeval tv[2];
+	struct stat st1, st2;
+	int fd;
+
+	printf("test: utimes\n");
+	unlink(TESTFILE);
+
+	fd = open(TESTFILE, O_RDWR|O_CREAT, 0600);
+	if (fd == -1) {
+		printf("failure: utimes [\n"
+		       "creating '%s' failed - %s\n]\n",
+		       TESTFILE, strerror(errno));
+		return false;
+	}
+
+	if (fstat(fd, &st1) != 0) {
+		printf("failure: utimes [\n"
+		       "fstat (1) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+	ZERO_STRUCT(tv);
+	tv[0].tv_sec = st1.st_atime + 300;
+	tv[1].tv_sec = st1.st_mtime - 300;
+	if (utimes(TESTFILE, tv) != 0) {
+		printf("failure: utimes [\n"
+		       "utimes(tv) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+	if (fstat(fd, &st2) != 0) {
+		printf("failure: utimes [\n"
+		       "fstat (2) failed - %s\n]\n",
+		       strerror(errno));
+		return false;
+	}
+
+#define EQUAL_VAL(a,b) do { \
+	if (a != b) { \
+		printf("failure: utimes [\n" \
+		       "%s: %s(%d) != %s(%d)\n]\n", \
+		       __location__, \
+		       #a, (int)a, #b, (int)b); \
+		return false; \
+	} \
+} while(0)
+
+	EQUAL_VAL(st2.st_atime, st1.st_atime + 300);
+	EQUAL_VAL(st2.st_mtime, st1.st_mtime - 300);
+
+#undef EQUAL_VAL
+
+	unlink(TESTFILE);
+	printf("success: utimes\n");
+	return true;
+}
+
+static int test_memmem(void)
+{
+	char *s;
+
+	printf("test: memmem\n");
+
+	s = (char *)memmem("foo", 3, "fo", 2);
+	if (strcmp(s, "foo") != 0) {
+		printf(__location__ ": Failed memmem\n");
+		return false;
+	}
+
+	s = (char *)memmem("foo", 3, "", 0);
+	/* it is allowable for this to return NULL (as happens on
+	   FreeBSD) */
+	if (s && strcmp(s, "foo") != 0) {
+		printf(__location__ ": Failed memmem\n");
+		return false;
+	}
+
+	s = (char *)memmem("foo", 4, "o", 1);
+	if (strcmp(s, "oo") != 0) {
+		printf(__location__ ": Failed memmem\n");
+		return false;
+	}
+
+	s = (char *)memmem("foobarfodx", 11, "fod", 3);
+	if (strcmp(s, "fodx") != 0) {
+		printf(__location__ ": Failed memmem\n");
+		return false;
+	}
+
+	printf("success: memmem\n");
+
+	return true;
+}
+
+
 bool torture_local_replace(struct torture_context *ctx)
 {
 	bool ret = true;
@@ -425,7 +1062,6 @@ bool torture_local_replace(struct torture_context *ctx)
 	ret &= test_strlcpy();
 	ret &= test_strlcat();
 	ret &= test_mktime();
-	ret &= test_innetgr();
 	ret &= test_initgroups();
 	ret &= test_memmove();
 	ret &= test_strdup();
@@ -458,23 +1094,17 @@ bool torture_local_replace(struct torture_context *ctx)
 	ret &= test_getpass();
 	ret &= test_inet_ntoa();
 	ret &= test_strtoll();
-	ret &= test_strtoll();
 	ret &= test_strtoull();
 	ret &= test_va_copy();
 	ret &= test_FUNCTION();
 	ret &= test_MIN();
 	ret &= test_MAX();
 	ret &= test_socketpair();
+	ret &= test_strptime();
+	ret &= test_getifaddrs();
+	ret &= test_utime();
+	ret &= test_utimes();
+	ret &= test_memmem();
 
 	return ret;
 }
-
-#if _SAMBA_BUILD_<4
-int main(void)
-{
-	bool ret = torture_local_replace(NULL);
-	if (ret) 
-		return 0;
-	return -1;
-}
-#endif
diff --git a/ctdb/lib/replace/timegm.m4 b/ctdb/lib/replace/timegm.m4
index 59f3ae0521..9b76d0c727 100644
--- a/ctdb/lib/replace/timegm.m4
+++ b/ctdb/lib/replace/timegm.m4
@@ -1 +1 @@
-AC_CHECK_FUNCS(timegm,[],[LIBREPLACEOBJ="${LIBREPLACEOBJ} timegm.o"])
+AC_CHECK_FUNCS(timegm,[],[LIBREPLACEOBJ="${LIBREPLACEOBJ} $libreplacedir/timegm.o"])
diff --git a/ctdb/lib/replace/win32.m4 b/ctdb/lib/replace/win32.m4
index 15ce21a2f9..eb364e2cb9 100644
--- a/ctdb/lib/replace/win32.m4
+++ b/ctdb/lib/replace/win32.m4
@@ -2,7 +2,7 @@ AC_CHECK_HEADERS(direct.h windows.h winsock2.h ws2tcpip.h)
 
 #######################################
 # Check for mkdir mode
-AC_CACHE_CHECK( [whether mkdir supports mode], ac_cv_mkdir_has_mode,
+AC_CACHE_CHECK( [whether mkdir supports mode], libreplace_cv_mkdir_has_mode,
 	AC_TRY_COMPILE([
 		#include <stdio.h>
 		#ifdef HAVE_DIRECT_H
@@ -11,10 +11,10 @@ AC_CACHE_CHECK( [whether mkdir supports mode], ac_cv_mkdir_has_mode,
 			mkdir("foo",0777);
 			return 0;
 	],
-    ac_cv_mkdir_has_mode="yes",
-    ac_cv_mkdir_has_mode="no") )
+    libreplace_cv_mkdir_has_mode="yes",
+    libreplace_cv_mkdir_has_mode="no") )
 
-if test "$ac_cv_mkdir_has_mode" = "yes"
+if test "$libreplace_cv_mkdir_has_mode" = "yes"
 then
     AC_DEFINE(HAVE_MKDIR_MODE, 1, [Define if target mkdir supports mode option])
 fi
diff --git a/ctdb/lib/replace/wscript b/ctdb/lib/replace/wscript
new file mode 100644
index 0000000000..e4fc72b50e
--- /dev/null
+++ b/ctdb/lib/replace/wscript
@@ -0,0 +1,466 @@
+#!/usr/bin/env python
+
+APPNAME = 'libreplace'
+VERSION = '1.2.1'
+
+blddir = 'bin'
+
+import sys, os, Utils
+
+# find the buildtools directory
+srcdir = '.'
+while not os.path.exists(srcdir+'/buildtools') and len(srcdir.split('/')) < 5:
+    srcdir = '../' + srcdir
+sys.path.insert(0, srcdir + '/buildtools/wafsamba')
+
+import wafsamba, samba_dist
+import Options, os, preproc
+
+samba_dist.DIST_DIRS('lib/replace buildtools:buildtools')
+
+def set_options(opt):
+    opt.BUILTIN_DEFAULT('NONE')
+    opt.PRIVATE_EXTENSION_DEFAULT('')
+    opt.RECURSE('buildtools/wafsamba')
+
+@wafsamba.runonce
+def configure(conf):
+    conf.RECURSE('buildtools/wafsamba')
+
+    conf.env.standalone_replace = conf.IN_LAUNCH_DIR()
+
+    conf.DEFINE('HAVE_LIBREPLACE', 1)
+    conf.DEFINE('LIBREPLACE_NETWORK_CHECKS', 1)
+
+    # on Tru64 certain features are only available with _OSF_SOURCE set to 1
+    # and _XOPEN_SOURCE set to 600
+    if conf.env['SYSTEM_UNAME_SYSNAME'] == 'OSF1':
+        conf.DEFINE('_OSF_SOURCE', 1, add_to_cflags=True)
+        conf.DEFINE('_XOPEN_SOURCE', 600, add_to_cflags=True)
+
+    conf.CHECK_HEADERS('linux/types.h crypt.h locale.h acl/libacl.h compat.h')
+    conf.CHECK_HEADERS('acl/libacl.h attr/xattr.h compat.h ctype.h dustat.h')
+    conf.CHECK_HEADERS('fcntl.h fnmatch.h glob.h history.h krb5.h langinfo.h')
+    conf.CHECK_HEADERS('libaio.h locale.h ndir.h pwd.h')
+    conf.CHECK_HEADERS('shadow.h sys/acl.h')
+    conf.CHECK_HEADERS('sys/attributes.h sys/capability.h sys/dir.h sys/epoll.h')
+    conf.CHECK_HEADERS('sys/fcntl.h sys/filio.h sys/filsys.h sys/fs/s5param.h sys/fs/vx/quota.h')
+    conf.CHECK_HEADERS('sys/id.h sys/ioctl.h sys/ipc.h sys/mman.h sys/mode.h sys/ndir.h sys/priv.h')
+    conf.CHECK_HEADERS('sys/resource.h sys/security.h sys/shm.h sys/statfs.h sys/statvfs.h sys/termio.h')
+    conf.CHECK_HEADERS('sys/vfs.h sys/xattr.h termio.h termios.h sys/file.h')
+    conf.CHECK_HEADERS('sys/wait.h sys/stat.h malloc.h grp.h')
+    conf.CHECK_HEADERS('sys/select.h setjmp.h utime.h sys/syslog.h syslog.h')
+    conf.CHECK_HEADERS('stdarg.h vararg.h sys/mount.h mntent.h')
+    conf.CHECK_HEADERS('stropts.h unix.h string.h strings.h sys/param.h limits.h')
+    conf.CHECK_HEADERS('''sys/socket.h netinet/in.h netdb.h arpa/inet.h netinet/in_systm.h
+                          netinet/ip.h netinet/tcp.h netinet/in_ip.h
+                          sys/sockio.h sys/un.h''', together=True)
+    conf.CHECK_HEADERS('sys/uio.h ifaddrs.h direct.h dirent.h')
+    conf.CHECK_HEADERS('windows.h winsock2.h ws2tcpip.h')
+    conf.CHECK_HEADERS('libintl.h errno.h')
+    conf.CHECK_HEADERS('gcrypt.h getopt.h iconv.h')
+    conf.CHECK_HEADERS('sys/inotify.h memory.h nss.h sasl/sasl.h')
+    conf.CHECK_HEADERS('security/pam_appl.h sys/inotify.h zlib.h asm/unistd.h')
+    conf.CHECK_HEADERS('aio.h sys/unistd.h rpc/rpc.h rpc/nettype.h alloca.h float.h')
+
+    conf.CHECK_HEADERS('rpcsvc/nis.h rpcsvc/ypclnt.h sys/prctl.h sys/sysctl.h')
+    conf.CHECK_HEADERS('sys/fileio.h sys/filesys.h sys/dustat.h sys/sysmacros.h')
+    conf.CHECK_HEADERS('xfs/libxfs.h netgroup.h rpcsvc/yp_prot.h')
+    conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h valgrind/memcheck.h')
+    conf.CHECK_HEADERS('nss_common.h nsswitch.h ns_api.h')
+    conf.CHECK_HEADERS('sys/extattr.h sys/ea.h sys/proplist.h sys/cdefs.h')
+    conf.CHECK_HEADERS('utmp.h utmpx.h lastlog.h')
+    conf.CHECK_HEADERS('syscall.h sys/syscall.h inttypes.h')
+
+    conf.CHECK_TYPES('"long long" intptr_t uintptr_t ptrdiff_t comparison_fn_t')
+    conf.CHECK_TYPE('_Bool', define='HAVE__Bool')
+    conf.CHECK_TYPE('bool', define='HAVE_BOOL')
+
+    conf.CHECK_TYPE('int8_t', 'char')
+    conf.CHECK_TYPE('uint8_t', 'unsigned char')
+    conf.CHECK_TYPE('int16_t', 'short')
+    conf.CHECK_TYPE('uint16_t', 'unsigned short')
+    conf.CHECK_TYPE('int32_t', 'int')
+    conf.CHECK_TYPE('uint32_t', 'unsigned')
+    conf.CHECK_TYPE('int64_t', 'long long')
+    conf.CHECK_TYPE('uint64_t', 'unsigned long long')
+    conf.CHECK_TYPE('size_t', 'unsigned int')
+    conf.CHECK_TYPE('ssize_t', 'int')
+    conf.CHECK_TYPE('ino_t', 'unsigned')
+    conf.CHECK_TYPE('loff_t', 'off_t')
+    conf.CHECK_TYPE('offset_t', 'loff_t')
+    conf.CHECK_TYPE('volatile int', define='HAVE_VOLATILE')
+    conf.CHECK_TYPE('uint_t', 'unsigned int')
+
+    conf.CHECK_SIZEOF('bool char int "long long" long short size_t ssize_t')
+    conf.CHECK_SIZEOF('int8_t uint8_t int16_t uint16_t int32_t uint32_t int64_t uint64_t')
+    conf.CHECK_SIZEOF('void*', define='SIZEOF_VOID_P')
+    conf.CHECK_SIZEOF('off_t dev_t ino_t time_t')
+
+    conf.CHECK_TYPES('socklen_t', headers='sys/socket.h')
+    conf.CHECK_TYPE_IN('struct ifaddrs', 'ifaddrs.h')
+    conf.CHECK_TYPE_IN('struct addrinfo', 'netdb.h')
+    conf.CHECK_TYPE_IN('struct sockaddr', 'sys/socket.h')
+    conf.CHECK_CODE('struct sockaddr_in6 x', define='HAVE_STRUCT_SOCKADDR_IN6',
+                    headers='sys/socket.h netdb.h netinet/in.h')
+    conf.CHECK_TYPE_IN('struct sockaddr_storage', 'sys/socket.h')
+    conf.CHECK_TYPE_IN('sa_family_t', 'sys/socket.h')
+
+    conf.CHECK_TYPE_IN('sig_atomic_t', 'signal.h', define='HAVE_SIG_ATOMIC_T_TYPE')
+
+    conf.CHECK_FUNCS_IN('''inet_ntoa inet_aton inet_ntop inet_pton connect gethostbyname
+                           getaddrinfo getnameinfo freeaddrinfo gai_strerror socketpair''',
+                        'socket nsl', checklibc=True,
+                        headers='sys/socket.h netinet/in.h arpa/inet.h netdb.h')
+
+    # Some old Linux systems have broken header files and
+    # miss the IPV6_V6ONLY define in netinet/in.h,
+    # but have it in linux/in6.h.
+    # We can't include both files so we just check if the value
+    # if defined and do the replacement in system/network.h
+    if not conf.CHECK_VARIABLE('IPV6_V6ONLY',
+                               headers='sys/socket.h netdb.h netinet/in.h'):
+        conf.CHECK_CODE('''
+                        #include <linux/in6.h>
+                        #if (IPV6_V6ONLY != 26)
+                        #error no IPV6_V6ONLY support on linux
+                        #endif
+                        int main(void) { return IPV6_V6ONLY; }
+                        ''',
+                        define='HAVE_LINUX_IPV6_V6ONLY_26',
+                        addmain=False,
+                        msg='Checking for IPV6_V6ONLY in linux/in6.h',
+                        local_include=False)
+
+    conf.CHECK_CODE('''
+                       struct sockaddr_storage sa_store;
+                       struct addrinfo *ai = NULL;
+                       struct in6_addr in6addr;
+                       int idx = if_nametoindex("iface1");
+                       int s = socket(AF_INET6, SOCK_STREAM, 0);
+                       int ret = getaddrinfo(NULL, NULL, NULL, &ai);
+                       if (ret != 0) {
+                           const char *es = gai_strerror(ret);
+                       }
+                       freeaddrinfo(ai);
+                       {
+                          int val = 1;
+                          #ifdef HAVE_LINUX_IPV6_V6ONLY_26
+                          #define IPV6_V6ONLY 26
+                          #endif
+                          ret = setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
+                                           (const void *)&val, sizeof(val));
+                       }
+                       ''',
+                    define='HAVE_IPV6',
+                    lib='nsl socket',
+                    headers='sys/socket.h netdb.h netinet/in.h')
+
+    # these may be builtins, so we need the link=False strategy
+    conf.CHECK_FUNCS('strdup memmem printf memset memcpy memmove strcpy strncpy bzero', link=False)
+
+    conf.CHECK_FUNCS('shl_load shl_unload shl_findsym')
+    conf.CHECK_FUNCS('pipe strftime srandom random srand rand usleep setbuffer')
+    conf.CHECK_FUNCS('lstat getpgrp utime utimes seteuid setreuid setresuid setegid')
+    conf.CHECK_FUNCS('setregid setresgid chroot strerror vsyslog setlinebuf mktime')
+    conf.CHECK_FUNCS('ftruncate chsize rename waitpid wait4 strlcpy strlcat')
+    conf.CHECK_FUNCS('initgroups pread pwrite strndup strcasestr')
+    conf.CHECK_FUNCS('strtok_r mkdtemp dup2 dprintf vdprintf isatty chown lchown')
+    conf.CHECK_FUNCS('link readlink symlink realpath snprintf vsnprintf')
+    conf.CHECK_FUNCS('asprintf vasprintf setenv unsetenv strnlen strtoull __strtoull')
+    conf.CHECK_FUNCS('strtouq strtoll __strtoll strtoq')
+    #Some OS (ie. freebsd) return EINVAL if the convertion could not be done, it's not what we expect
+    #Let's detect those cases
+    if conf.CONFIG_SET('HAVE_STRTOLL'):
+        conf.CHECK_CODE('''
+                        long long nb = strtoll("Text", NULL, 0);
+                        if (errno == EINVAL) {
+                            return 0;
+                        } else {
+                            return 1;
+                        }
+                        ''',
+                        msg="Checking correct behavior of strtoll",
+                        headers = 'errno.h',
+                        execute = True,
+                        define_ret = True,
+                        define = 'HAVE_BSD_STRTOLL',
+                        )
+    conf.CHECK_FUNCS('if_nametoindex strerror_r')
+    conf.CHECK_FUNCS('getdirentries getdents syslog')
+    conf.CHECK_FUNCS('gai_strerror get_current_dir_name')
+    conf.CHECK_FUNCS('timegm getifaddrs freeifaddrs mmap setgroups setsid')
+    conf.CHECK_FUNCS('getgrent_r getgrgid_r getgrnam_r getgrouplist getpagesize')
+    conf.CHECK_FUNCS('getpwent_r getpwnam_r getpwuid_r epoll_create')
+
+    conf.CHECK_FUNCS_IN('dlopen dlsym dlerror dlclose', 'dl',
+                        checklibc=True, headers='dlfcn.h dl.h')
+
+    conf.CHECK_C_PROTOTYPE('dlopen', 'void *dlopen(const char* filename, unsigned int flags)',
+                           define='DLOPEN_TAKES_UNSIGNED_FLAGS', headers='dlfcn.h dl.h')
+
+    if conf.CHECK_FUNCS_IN('fdatasync', 'rt', checklibc=True):
+        # some systems are missing the declaration
+        conf.CHECK_DECLS('fdatasync')
+
+    if conf.CHECK_FUNCS_IN('clock_gettime', 'rt', checklibc=True):
+        for c in ['CLOCK_MONOTONIC', 'CLOCK_PROCESS_CPUTIME_ID', 'CLOCK_REALTIME']:
+            conf.CHECK_CODE('''
+			    #if TIME_WITH_SYS_TIME
+			    # include <sys/time.h>
+			    # include <time.h>
+			    #else
+			    # if HAVE_SYS_TIME_H
+			    #  include <sys/time.h>
+			    # else
+			    #  include <time.h>
+			    # endif
+			    #endif
+			    clockid_t clk = %s''' % c,
+			    'HAVE_%s' % c,
+			    msg='Checking whether the clock_gettime clock ID %s is available' % c)
+
+    conf.CHECK_TYPE('struct timespec', headers='sys/time.h time.h')
+
+    # these headers need to be tested as a group on freebsd
+    conf.CHECK_HEADERS(headers='sys/socket.h net/if.h', together=True)
+    conf.CHECK_HEADERS(headers='netinet/in.h arpa/nameser.h resolv.h', together=True)
+    conf.CHECK_FUNCS_IN('res_search', 'resolv', checklibc=True,
+                        headers='netinet/in.h arpa/nameser.h resolv.h')
+
+
+    if not conf.CHECK_FUNCS_IN('gettext', 'intl', checklibc=True, headers='libintl.h'):
+    # Some hosts need lib iconv for linking with lib intl
+    # So we try with flags just in case it helps.
+        oldflags = conf.env['LDFLAGS_INTL']
+        conf.env['LDFLAGS_INTL'] = "-liconv"
+        if not conf.CHECK_LIB('intl'):
+            conf.env['LDFLAGS_INTL'] = oldflags
+        else:
+            conf.CHECK_FUNCS_IN('gettext', 'intl', checklibc=True, headers='libintl.h')
+
+    conf.CHECK_FUNCS_IN('dgettext gettext', 'intl', headers='libintl.h')
+    conf.CHECK_FUNCS_IN('pthread_create', 'pthread', checklibc=True, headers='pthread.h')
+
+    conf.CHECK_FUNCS_IN('crypt', 'crypt', checklibc=True)
+
+    conf.CHECK_VARIABLE('rl_event_hook', define='HAVE_DECL_RL_EVENT_HOOK', always=True,
+                        headers='readline.h readline/readline.h readline/history.h')
+
+    conf.CHECK_DECLS('snprintf vsnprintf asprintf vasprintf')
+
+    conf.CHECK_DECLS('errno', headers='errno.h', reverse=True)
+    conf.CHECK_DECLS('environ getgrent_r getpwent_r', reverse=True, headers='pwd.h grp.h')
+    conf.CHECK_DECLS('pread pwrite setenv setresgid setresuid', reverse=True)
+
+    if conf.CONFIG_SET('HAVE_EPOLL_CREATE') and conf.CONFIG_SET('HAVE_SYS_EPOLL_H'):
+        conf.DEFINE('HAVE_EPOLL', 1)
+
+    conf.CHECK_HEADERS('poll.h')
+    conf.CHECK_FUNCS('poll')
+
+    if not conf.CHECK_CODE('''#define LIBREPLACE_CONFIGURE_TEST_STRPTIME
+                           #include "test/strptime.c"''',
+                           define='HAVE_STRPTIME',
+                           addmain=False,
+                           msg='Checking for working strptime'):
+        conf.DEFINE('REPLACE_STRPTIME', 1)
+    else:
+       conf.CHECK_CODE('''
+                        const char *s = "20070414101546Z";
+                        char *ret;
+                        struct tm t;
+                        memset(&t, 0, sizeof(t));
+                        ret = strptime(s, "%Y%m%d%H%M%S", &t);
+                        if (ret == NULL || t.tm_wday != 6) {
+                            return 0;
+                        } else {
+                            return 1;
+                        }
+                        ''',
+                        msg="Checking correct behavior of strptime",
+                        headers = 'time.h',
+                        execute = True,
+                        define_ret = True,
+                        define = 'REPLACE_STRPTIME',
+                        )
+
+    conf.CHECK_CODE('gettimeofday(NULL, NULL)', 'HAVE_GETTIMEOFDAY_TZ', execute=False)
+
+    conf.CHECK_CODE('#include "test/snprintf.c"',
+                    define="HAVE_C99_VSNPRINTF",
+                    execute=1,
+                    addmain=False,
+                    msg="Checking for C99 vsnprintf")
+
+    conf.SAMBA_BUILD_ENV()
+
+    conf.CHECK_CODE('''
+                    typedef struct {unsigned x;} FOOBAR;
+                    #define X_FOOBAR(x) ((FOOBAR) { x })
+                    #define FOO_ONE X_FOOBAR(1)
+                    FOOBAR f = FOO_ONE;
+                    static const struct {
+                        FOOBAR y;
+                    } f2[] = {
+                        {FOO_ONE}
+                    };
+                    static const FOOBAR f3[] = {FOO_ONE};
+                    ''',
+                    define='HAVE_IMMEDIATE_STRUCTURES')
+
+    conf.CHECK_CODE('mkdir("foo",0777)', define='HAVE_MKDIR_MODE', headers='sys/stat.h')
+
+    conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec', define='HAVE_STAT_TV_NSEC',
+                                headers='sys/stat.h')
+    # we need the st_rdev test under two names
+    conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev',
+                                define='HAVE_STRUCT_STAT_ST_RDEV',
+                                headers='sys/stat.h')
+    conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev', define='HAVE_ST_RDEV',
+                                headers='sys/stat.h')
+    conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', 'ss_family',
+                                headers='sys/socket.h netinet/in.h')
+    conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', '__ss_family',
+                                headers='sys/socket.h netinet/in.h')
+
+
+    if conf.CHECK_STRUCTURE_MEMBER('struct sockaddr', 'sa_len',
+                                   headers='sys/socket.h netinet/in.h',
+                                   define='HAVE_SOCKADDR_SA_LEN'):
+        # the old build system produced both defines
+        conf.DEFINE('HAVE_STRUCT_SOCKADDR_SA_LEN', 1)
+
+    conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_in', 'sin_len',
+                                headers='sys/socket.h netinet/in.h',
+                                define='HAVE_SOCK_SIN_LEN')
+
+    conf.CHECK_CODE('struct sockaddr_un sunaddr; sunaddr.sun_family = AF_UNIX;',
+                    define='HAVE_UNIXSOCKET', headers='sys/socket.h sys/un.h')
+
+
+    conf.CHECK_CODE('''
+                    struct stat st;
+                    char tpl[20]="/tmp/test.XXXXXX";
+                    int fd = mkstemp(tpl);
+                    if (fd == -1) exit(1);
+                    unlink(tpl);
+                    if (fstat(fd, &st) != 0) exit(1);
+                    if ((st.st_mode & 0777) != 0600) exit(1);
+                    exit(0);
+                    ''',
+                    define='HAVE_SECURE_MKSTEMP',
+                    execute=True,
+                    mandatory=True) # lets see if we get a mandatory failure for this one
+
+    if conf.CHECK_CFLAGS('-fvisibility=hidden'):
+        conf.env.VISIBILITY_CFLAGS = '-fvisibility=hidden'
+        conf.CHECK_CODE('''void vis_foo1(void) {}
+                           __attribute__((visibility("default"))) void vis_foo2(void) {}''',
+                        cflags=conf.env.VISIBILITY_CFLAGS,
+                        define='HAVE_VISIBILITY_ATTR')
+
+    # look for a method of finding the list of network interfaces
+    for method in ['HAVE_IFACE_GETIFADDRS', 'HAVE_IFACE_AIX', 'HAVE_IFACE_IFCONF', 'HAVE_IFACE_IFREQ']:
+        if conf.CHECK_CODE('''
+                           #define %s 1
+                           #define NO_CONFIG_H 1
+                           #define AUTOCONF_TEST 1
+                           #define SOCKET_WRAPPER_NOT_REPLACE
+                           #include "replace.c"
+                           #include "inet_ntop.c"
+                           #include "snprintf.c"
+                           #include "getifaddrs.c"
+                           #define getifaddrs_test main
+                           #include "test/getifaddrs.c"
+                           ''' % method,
+                           method,
+                           lib='nsl socket',
+                           addmain=False,
+                           execute=True):
+            break
+
+    if conf.CHECK_FUNCS('getpass getpassphrase'):
+        # if we have both, then we prefer getpassphrase
+        conf.DEFINE('REPLACE_GETPASS_BY_GETPASSPHRASE', 1)
+        conf.DEFINE('REPLACE_GETPASS', 1)
+    else:
+        conf.CHECK_CODE('''#include "getpass.c"
+                       int main(void) { return 0; }''',
+                    addmain=False,
+                    define='REPLACE_GETPASS',
+                    cflags='-DNO_CONFIG_H')
+
+    conf.RECURSE('system')
+    conf.SAMBA_CONFIG_H()
+
+
+def build(bld):
+    bld.RECURSE('buildtools/wafsamba')
+
+    REPLACE_HOSTCC_SOURCE = 'replace.c snprintf.c'
+
+    if bld.CONFIG_SET('REPLACE_STRPTIME'):       REPLACE_HOSTCC_SOURCE += ' strptime.c'
+    if not bld.CONFIG_SET('HAVE_TIMEGM'):        REPLACE_HOSTCC_SOURCE += ' timegm.c'
+
+    bld.SAMBA_SUBSYSTEM('LIBREPLACE_HOSTCC',
+        REPLACE_HOSTCC_SOURCE,
+        use_hostcc=True,
+        use_global_deps=False,
+        cflags='-DSOCKET_WRAPPER_DISABLE=1 -DNSS_WRAPPER_DISABLE=1 -DUID_WRAPPER_DISABLE=1 -D_SAMBA_HOSTCC_',
+        group='compiler_libraries'
+    )
+
+    REPLACE_SOURCE = REPLACE_HOSTCC_SOURCE
+
+    if bld.CONFIG_SET('REPLACE_GETPASS'):        REPLACE_SOURCE += ' getpass.c'
+    if not bld.CONFIG_SET('HAVE_CRYPT'):         REPLACE_SOURCE += ' crypt.c'
+    if not bld.CONFIG_SET('HAVE_DLOPEN'):        REPLACE_SOURCE += ' dlfcn.c'
+    if not bld.CONFIG_SET('HAVE_POLL'):          REPLACE_SOURCE += ' poll.c'
+
+    if not bld.CONFIG_SET('HAVE_SOCKETPAIR'):    REPLACE_SOURCE += ' socketpair.c'
+    if not bld.CONFIG_SET('HAVE_CONNECT'):       REPLACE_SOURCE += ' socket.c'
+    if not bld.CONFIG_SET('HAVE_GETIFADDRS'):    REPLACE_SOURCE += ' getifaddrs.c'
+    if not bld.CONFIG_SET('HAVE_GETADDRINFO'):   REPLACE_SOURCE += ' getaddrinfo.c'
+    if not bld.CONFIG_SET('HAVE_INET_NTOA'):     REPLACE_SOURCE += ' inet_ntoa.c'
+    if not bld.CONFIG_SET('HAVE_INET_ATON'):     REPLACE_SOURCE += ' inet_aton.c'
+    if not bld.CONFIG_SET('HAVE_INET_NTOP'):     REPLACE_SOURCE += ' inet_ntop.c'
+    if not bld.CONFIG_SET('HAVE_INET_PTON'):     REPLACE_SOURCE += ' inet_pton.c'
+
+    bld.SAMBA_LIBRARY('replace',
+                      source=REPLACE_SOURCE,
+                      group='base_libraries',
+                      # FIXME: Ideally symbols should be hidden here so they 
+                      # don't appear in the global namespace when Samba 
+                      # libraries are loaded, but this doesn't appear to work 
+                      # at the moment:
+                      # hide_symbols=bld.BUILTIN_LIBRARY('replace'),
+                      private_library=True,
+                      deps='crypt dl nsl socket rt')
+
+    bld.SAMBA_SUBSYSTEM('replace-test',
+                      source='''test/testsuite.c test/strptime.c
+                      test/os2_delete.c test/getifaddrs.c''',
+                      deps='replace')
+
+    if bld.env.standalone_replace:
+        bld.SAMBA_BINARY('replace_testsuite',
+                         source='test/main.c',
+                         deps='replace replace-test',
+                         install=False)
+
+    # build replacements for stdint.h and stdbool.h if needed
+    bld.SAMBA_GENERATOR('replace_stdint_h',
+                        rule='cp ${SRC} ${TGT}',
+                        source='hdr_replace.h',
+                        target='stdint.h',
+                        enabled = not bld.CONFIG_SET('HAVE_STDINT_H'))
+    bld.SAMBA_GENERATOR('replace_stdbool_h',
+                        rule='cp ${SRC} ${TGT}',
+                        source='hdr_replace.h',
+                        target='stdbool.h',
+                        enabled = not bld.CONFIG_SET('HAVE_STDBOOL_H'))
+
+def dist():
+    '''makes a tarball for distribution'''
+    samba_dist.dist()