build: handle libsmbsharemodes by SMB_LIBRARY() and correctly create SONAME file.
[tprouty/samba.git] / source / configure.in
index cf926ad8d6153df31a91e4da98e3ad0c0d34f69e..9f0c794847ef786b1c12438e2f6fc0f992d4885e 100644 (file)
@@ -1,7 +1,7 @@
 dnl Process this file with autoconf to produce a configure script.
 
-dnl We must use autotools 2.53 or above
-AC_PREREQ(2.53)
+dnl We must use autotools 2.54 or above
+AC_PREREQ(2.54)
 
 AC_INIT([Samba],[3],[samba-technical@samba.org])
 
@@ -18,331 +18,8 @@ esac
 builddir=`pwd`
 AC_SUBST(builddir)
 
-SMB_VERSION_STRING=`cat $srcdir/include/version.h | grep 'SAMBA_VERSION_OFFICIAL_STRING' | cut -d '"' -f2`
-echo "SAMBA VERSION: ${SMB_VERSION_STRING}"
-
-SAMBA_VERSION_GIT_COMMIT_FULLREV=`cat $srcdir/include/version.h | grep 'SAMBA_VERSION_GIT_COMMIT_FULLREV' | cut -d ' ' -f3- | cut -d '"' -f2`
-if test -n "${SAMBA_VERSION_GIT_COMMIT_FULLREV}";then
-       echo "BUILD COMMIT REVISION: ${SAMBA_VERSION_GIT_COMMIT_FULLREV}"
-fi
-SAMBA_VERSION_GIT_COMMIT_DATE=`cat $srcdir/include/version.h | grep 'SAMBA_VERSION_GIT_COMMIT_DATE' | cut -d ' ' -f3-`
-if test -n "${SAMBA_VERSION_GIT_COMMIT_DATE}";then
-       echo "BUILD COMMIT DATE: ${SAMBA_VERSION_GIT_COMMIT_DATE}"
-fi
-SAMBA_VERSION_GIT_COMMIT_TIME=`cat $srcdir/include/version.h | grep 'SAMBA_VERSION_GIT_COMMIT_TIME' | cut -d ' ' -f3-`
-if test -n "${SAMBA_VERSION_GIT_COMMIT_TIME}";then
-       echo "BUILD COMMIT TIME: ${SAMBA_VERSION_GIT_COMMIT_TIME}"
-
-       # just to keep the build-farm gui happy for now...
-       echo "BUILD REVISION: ${SAMBA_VERSION_GIT_COMMIT_TIME}"
-fi
-
-AC_LIBREPLACE_LOCATION_CHECKS
-
-#################################################
-# Directory handling stuff to support both the
-# legacy SAMBA directories and FHS compliant
-# ones...
-AC_PREFIX_DEFAULT(/usr/local/samba)
-
-rootsbindir="\${SBINDIR}"
-lockdir="\${VARDIR}/locks"
-piddir="\${VARDIR}/locks"
-test "${mandir}" || mandir="\${prefix}/man"
-logfilebase="\${VARDIR}"
-privatedir="\${prefix}/private"
-test "${libdir}" || libdir="\${prefix}/lib"
-pammodulesdir="\${LIBDIR}/security"
-configdir="\${LIBDIR}"
-swatdir="\${prefix}/swat"
-codepagedir="\${LIBDIR}"
-statedir="\${LOCKDIR}"
-cachedir="\${LOCKDIR}"
-
-AC_ARG_WITH(fhs,
-[AS_HELP_STRING([--with-fhs],[Use FHS-compliant paths (default=no)])],
-[ case "$withval" in
-  yes)
-    lockdir="\${VARDIR}/lib/samba"
-    piddir="\${VARDIR}/run"
-    mandir="\${prefix}/share/man"
-    logfilebase="\${VARDIR}/log/samba"
-    privatedir="\${CONFIGDIR}/private"
-    test "${libdir}" || libdir="\${prefix}/lib/samba"
-    configdir="\${sysconfdir}/samba"
-    swatdir="\${DATADIR}/samba/swat"
-    codepagedir="\${LIBDIR}"
-    statedir="\${VARDIR}/lib/samba"
-    cachedir="\${VARDIR}/lib/samba"
-    AC_DEFINE(FHS_COMPATIBLE, 1, [Whether to use fully FHS-compatible paths])
-    ;;
-  esac])
-
-#################################################
-# set private directory location
-AC_ARG_WITH(privatedir,
-[AS_HELP_STRING([--with-privatedir=DIR], [Where to put smbpasswd ($ac_default_prefix/private)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody calls it without argument
-  #
-    AC_MSG_WARN([--with-privatedir called without argument - will use default])
-  ;;
-  * )
-    privatedir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set root sbin directory location
-AC_ARG_WITH(rootsbindir,
-[AS_HELP_STRING([--with-rootsbindir=DIR], [Which directory to use for root sbin ($ac_default_prefix/sbin)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody calls it without argument
-  #
-    AC_MSG_WARN([--with-rootsbindir called without argument - will use default])
-  ;;
-  * )
-    rootsbindir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set lock directory location
-AC_ARG_WITH(lockdir,
-[AS_HELP_STRING([--with-lockdir=DIR], [Where to put lock files ($ac_default_prefix/var/locks)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody calls it without argument
-  #
-    AC_MSG_WARN([--with-lockdir called without argument - will use default])
-  ;;
-  * )
-    lockdir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set pid directory location
-AC_ARG_WITH(piddir,
-[AS_HELP_STRING([--with-piddir=DIR], [Where to put pid files ($ac_default_prefix/var/locks)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody calls it without argument
-  #
-    AC_MSG_WARN([--with-piddir called without argument - will use default])
-  ;;
-  * )
-    piddir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set SWAT directory location
-AC_ARG_WITH(swatdir,
-[AS_HELP_STRING([--with-swatdir=DIR], [Where to put SWAT files ($ac_default_prefix/swat)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody does it
-  #
-    AC_MSG_WARN([--with-swatdir called without argument - will use default])
-  ;;
-  * )
-    swatdir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set configuration directory location
-AC_ARG_WITH(configdir,
-[AS_HELP_STRING([--with-configdir=DIR], [Where to put configuration files ($libdir)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody does it
-  #
-    AC_MSG_WARN([--with-configdir called without argument - will use default])
-  ;;
-  * )
-    configdir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set log directory location
-AC_ARG_WITH(logfilebase,
-[AS_HELP_STRING([--with-logfilebase=DIR], [Where to put log files ($VARDIR)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody does it
-  #
-    AC_MSG_WARN([--with-logfilebase called without argument - will use default])
-  ;;
-  * )
-    logfilebase="$withval"
-    ;;
-  esac])
-
-
-#################################################
-# set ctdb source directory location
-AC_ARG_WITH(ctdb,
-[AS_HELP_STRING([--with-ctdb=DIR], [Where to find ctdb sources])],
-[ case "$withval" in
-  yes|no)
-    AC_MSG_WARN([--with-ctdb called without argument])
-  ;;
-  * )
-    ctdbdir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set lib directory location
-AC_ARG_WITH(libdir,
-[AS_HELP_STRING([--with-libdir=DIR], [Where to put libdir ($libdir)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody does it
-  #
-    AC_MSG_WARN([--with-libdir without argument - will use default])
-  ;;
-  * )
-    libdir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set PAM modules directory location
-AC_ARG_WITH(pammodulesdir,
-[AS_HELP_STRING([--with-pammodulesdir=DIR], [Which directory to use for PAM modules ($ac_default_prefix/$libdir/security)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody calls it without argument
-  #
-    AC_MSG_WARN([--with-pammodulesdir called without argument - will use default])
-  ;;
-  * )
-    pammodulesdir="$withval"
-    ;;
-  esac])
-
-#################################################
-# set man directory location
-AC_ARG_WITH(mandir,
-[AS_HELP_STRING([--with-mandir=DIR], [Where to put man pages ($mandir)])],
-[ case "$withval" in
-  yes|no)
-  #
-  # Just in case anybody does it
-  #
-    AC_MSG_WARN([--with-mandir without argument - will use default])
-  ;;
-  * )
-    mandir="$withval"
-    ;;
-  esac])
-
-AC_SUBST(configdir)
-AC_SUBST(lockdir)
-AC_SUBST(piddir)
-AC_SUBST(logfilebase)
-AC_SUBST(ctdbdir)
-AC_SUBST(privatedir)
-AC_SUBST(swatdir)
-AC_SUBST(bindir)
-AC_SUBST(sbindir)
-AC_SUBST(codepagedir)
-AC_SUBST(statedir)
-AC_SUBST(cachedir)
-AC_SUBST(rootsbindir)
-AC_SUBST(pammodulesdir)
-
-#################################################
-# set prefix for 'make test'
-selftest_prefix="./st"
-AC_SUBST(selftest_prefix)
-AC_ARG_WITH(selftest-prefix,
-[AS_HELP_STRING([--with-selftest-prefix=DIR], [The prefix where make test will be run ($selftest_prefix)])],
-[ case "$withval" in
-  yes|no)
-    AC_MSG_WARN([--with-selftest-prefix called without argument - will use default])
-  ;;
-  * )
-    selftest_prefix="$withval"
-    ;;
-  esac
-])
-
-#################################################
-# set path of samba4's smbtorture
-smbtorture4_path=""
-AC_SUBST(smbtorture4_path)
-AC_ARG_WITH(smbtorture4_path,
-[AS_HELP_STRING([--with-smbtorture4-path=PATH], [The path to a samba4 smbtorture for make test (none)])],
-[ case "$withval" in
-  yes|no)
-    AC_MSG_ERROR([--with-smbtorture4-path should take a path])
-  ;;
-  * )
-    smbtorture4_path="$withval"
-    if test -z "$smbtorture4_path" -a ! -f $smbtorture4_path; then
-       AC_MSG_ERROR(['$smbtorture_path' does not  exist!])
-    fi
-  ;;
- esac
-])
-
-## check for --enable-debug first before checking CFLAGS before
-## so that we don't mix -O and -g
-debug=no
-AC_ARG_ENABLE(debug,
-[AS_HELP_STRING([--enable-debug], [Turn on compiler debugging information (default=no)])],
-    [if eval "test x$enable_debug = xyes"; then
-       debug=yes
-    fi])
-
-developer=no
-AC_ARG_ENABLE(developer, [AS_HELP_STRING([--enable-developer], [Turn on developer warnings and debugging (default=no)])],
-    [if eval "test x$enable_developer = xyes"; then
-        debug=yes
-        developer=yes
-    fi])
-
-krb5developer=no
-AC_ARG_ENABLE(krb5developer, [AS_HELP_STRING([--enable-krb5developer], [Turn on developer warnings and debugging, except -Wstrict-prototypes (default=no)])],
-    [if eval "test x$enable_krb5developer = xyes"; then
-        debug=yes
-        developer=yes
-       krb5_developer=yes
-    fi])
-
-AC_ARG_WITH(cfenc,
-[AS_HELP_STRING([--with-cfenc=HEADERDIR], [Use internal CoreFoundation encoding API for optimization (Mac OS X/Darwin only)])],
-[
-# May be in source $withval/CoreFoundation/StringEncodings.subproj.
-# Should have been in framework $withval/CoreFoundation.framework/Headers.
-for d in \
-    $withval/CoreFoundation/StringEncodings.subproj \
-    $withval/StringEncodings.subproj \
-    $withval/CoreFoundation.framework/Headers \
-    $withval/Headers \
-    $withval
-do
-    if test -r $d/CFStringEncodingConverter.h; then
-        ln -sfh $d include/CoreFoundation
-    fi
-done
-])
+m4_include(m4/samba_version.m4)
+m4_include(m4/check_path.m4)
 
 AC_LIBREPLACE_CC_CHECKS
 
@@ -358,7 +35,7 @@ AC_SUBST(TALLOC_OBJS)
 # but currently this fails: things have to get merged from s4.
 tdbdir="lib/tdb"
 AC_SUBST(tdbdir)
-TDB_CFLAGS="-I$tdbdir/include"
+TDB_CFLAGS="-I${srcdir-.}/$tdbdir/include"
 AC_SUBST(TDB_CFLAGS)
 TDB_OBJ="common/tdb.o common/dump.o common/transaction.o common/error.o common/traverse.o"
 TDB_OBJ="$TDB_OBJ common/freelist.o common/freelistcheck.o common/io.o common/lock.o common/open.o"
@@ -396,6 +73,7 @@ AC_SUBST(HOST_OS)
 AC_SUBST(PICFLAG)
 AC_SUBST(PIE_CFLAGS)
 AC_SUBST(PIE_LDFLAGS)
+AC_SUBST(RELRO_LDFLAGS)
 AC_SUBST(SHLIBEXT)
 AC_SUBST(INSTALLLIBCMD_SH)
 AC_SUBST(INSTALLLIBCMD_A)
@@ -406,42 +84,17 @@ AC_SUBST(UNINSTALL_LIBADDNS)
 AC_SUBST(LIBADDNS_SHARED)
 AC_SUBST(LIBADDNS)
 
-AC_SUBST(LIBTALLOC_STATIC_TARGET)
-AC_SUBST(LIBTALLOC_SHARED_TARGET)
-AC_SUBST(LIBTALLOC_SHARED)
-AC_SUBST(LIBTALLOC_STATIC)
-AC_SUBST(LIBTALLOC_LIBS)
-
-AC_SUBST(LIBTDB_STATIC_TARGET)
-AC_SUBST(LIBTDB_SHARED_TARGET)
-AC_SUBST(LIBTDB_SHARED)
-AC_SUBST(LIBTDB_STATIC)
-AC_SUBST(LIBTDB_LIBS)
-
 AC_SUBST(INSTALL_LIBWBCLIENT)
 AC_SUBST(UNINSTALL_LIBWBCLIENT)
+AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
 AC_SUBST(LIBWBCLIENT_SHARED)
+AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
 AC_SUBST(LIBWBCLIENT_STATIC)
 AC_SUBST(LIBWBCLIENT)
 AC_SUBST(WINBIND_LIBS)
 
 AC_SUBST(LIBSAMBAUTIL_SHARED)
 
-AC_SUBST(INSTALL_LIBSMBCLIENT)
-AC_SUBST(UNINSTALL_LIBSMBCLIENT)
-AC_SUBST(LIBSMBCLIENT_SHARED)
-AC_SUBST(LIBSMBCLIENT)
-AC_SUBST(INSTALL_LIBSMBSHAREMODES)
-AC_SUBST(UNINSTALL_LIBSMBSHAREMODES)
-AC_SUBST(LIBSMBSHAREMODES_SHARED)
-AC_SUBST(LIBSMBSHAREMODES)
-
-AC_SUBST(LIBNETAPI_SHARED_TARGET)
-AC_SUBST(LIBNETAPI_STATIC_TARGET)
-AC_SUBST(LIBNETAPI_SHARED)
-AC_SUBST(LIBNETAPI_STATIC)
-AC_SUBST(LIBNETAPI_LIBS)
-
 AC_SUBST(PRINT_LIBS)
 AC_SUBST(AUTH_LIBS)
 AC_SUBST(ACL_LIBS)
@@ -455,7 +108,6 @@ AC_SUBST(INSTALL_PAM_MODULES)
 AC_SUBST(UNINSTALL_PAM_MODULES)
 AC_SUBST(NSS_MODULES)
 AC_SUBST(EXTRA_BIN_PROGS)
-AC_SUBST(SMBMOUNT_PROGS)
 AC_SUBST(CIFSMOUNT_PROGS)
 AC_SUBST(INSTALL_CIFSMOUNT)
 AC_SUBST(UNINSTALL_CIFSMOUNT)
@@ -486,22 +138,7 @@ CFLAGS="${CFLAGS} -D_SAMBA_BUILD_=3"
 m4_include(lib/socket_wrapper/config.m4)
 m4_include(lib/nss_wrapper/config.m4)
 
-SWAT_SBIN_TARGETS='bin/swat$(EXEEXT)'
-SWAT_INSTALL_TARGETS=installswat
-
-AC_ARG_ENABLE(swat,
-[AS_HELP_STRING([--enable-swat], [Build the SWAT tool (default=yes)])],
-[
-    case "$enable_swat" in
-       no)
-           SWAT_SBIN_TARGETS=''
-           SWAT_INSTALL_TARGETS=''
-           ;;
-    esac
-])
-
-AC_SUBST(SWAT_SBIN_TARGETS)
-AC_SUBST(SWAT_INSTALL_TARGETS)
+m4_include(m4/swat.m4)
 
 # Probe the gcc version for extra CFLAGS. We always stash these in
 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
@@ -662,6 +299,18 @@ AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
 if test x"$samba_cv_HAVE_w2" = x"yes"; then
    Werror_FLAGS="-w2"
+else
+dnl Check if the C compiler understands -errwarn
+AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
+  AC_TRY_RUN_STRICT([
+   int main(void)
+   {
+       return 0;
+   }],[-errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
+   samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
+if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
+   Werror_FLAGS="-errwarn=%all"
+fi
 fi
 fi
 
@@ -678,7 +327,7 @@ fi
 # and don't truncate the values to INT_MAX
 # a runtime test is needed here
 AC_SUBST(PIDL_ARGS)
-AC_CACHE_CHECK([that the C compiler understands negative enum values],SMB_BUILD_CC_NEGATIVE_ENUM_VALUES, [
+AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
     AC_TRY_RUN(
 [
        #include <stdio.h>
@@ -699,8 +348,8 @@ AC_CACHE_CHECK([that the C compiler understands negative enum values],SMB_BUILD_
                return 0;
        }
 ],
-       SMB_BUILD_CC_NEGATIVE_ENUM_VALUES=yes,SMB_BUILD_CC_NEGATIVE_ENUM_VALUES=no)])
-if test x"$SMB_BUILD_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
+       samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
+if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
        AC_MSG_WARN([using --unit-enums for pidl])
        PIDL_ARGS="$PIDL_ARGS --uint-enums"
 fi
@@ -755,10 +404,10 @@ AC_SUBST(DYNEXP)
 
 dnl Add modules that have to be built by default here
 dnl These have to be built static:
-default_static_modules="pdb_smbpasswd pdb_tdbsam rpc_lsarpc rpc_samr rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl2 rpc_ntsvcs2 rpc_netlogon rpc_netdfs rpc_srvsvc2 rpc_spoolss rpc_eventlog2 auth_sam auth_unix auth_winbind auth_server auth_domain auth_builtin vfs_default nss_info_template"
+default_static_modules="pdb_smbpasswd pdb_tdbsam rpc_lsarpc rpc_samr rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl2 rpc_ntsvcs2 rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss rpc_eventlog2 auth_sam auth_unix auth_winbind auth_server auth_domain auth_builtin vfs_default nss_info_template"
 
 dnl These are preferably build shared, and static if dlopen() is not available
-default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850 charset_CP437 auth_script vfs_readahead vfs_syncops vfs_xattr_tdb vfs_streams_xattr"
+default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850 charset_CP437 auth_script vfs_readahead vfs_xattr_tdb vfs_streams_xattr"
 
 if test "x$developer" = xyes; then
    default_static_modules="$default_static_modules rpc_rpcecho"
@@ -990,7 +639,13 @@ exit(1);
 
 esac
 
+SAVE_CPPFLAGS="${CPPFLAGS}"
+CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
+
 AC_LIBREPLACE_BROKEN_CHECKS
+AC_LIBREPLACE_NETWORK_CHECKS
+
+CPPFLAGS="${SAVE_CPPFLAGS}"
 
 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
 
@@ -1001,17 +656,16 @@ done
 AC_SUBST(LIBREPLACE_OBJS)
 
 # add -ldl to the global LIBS
-LIBS="${LIBS} ${LIBDL}"
+LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
 
-AC_CHECK_HEADERS(aio.h arpa/inet.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
+AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
 AC_CHECK_HEADERS(unistd.h utime.h grp.h sys/id.h memory.h alloca.h)
 AC_CHECK_HEADERS(limits.h float.h pthread.h)
 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h)
-AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h sys/socket.h)
-AC_CHECK_HEADERS(sys/un.h ifaddrs.h)
+AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
-AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h sys/sockio.h)
+AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
 AC_CHECK_HEADERS(sys/sysmacros.h)
 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
 AC_CHECK_HEADERS(langinfo.h locale.h)
@@ -1092,13 +746,8 @@ AC_TYPE_SIZE_T
 AC_TYPE_PID_T
 AC_STRUCT_ST_RDEV
 AC_DIRENT_D_OFF
-AC_CHECK_TYPE(ino_t,unsigned)
-AC_CHECK_TYPE(loff_t,off_t)
-AC_CHECK_TYPE(offset_t,loff_t)
 AC_CHECK_TYPE(ssize_t, int)
 AC_CHECK_TYPE(wchar_t, unsigned short)
-AC_CHECK_TYPE(comparison_fn_t,
-[AC_DEFINE(HAVE_COMPARISON_FN_T, 1,[Whether or not we have comparison_fn_t])])
 
 ############################################
 # for cups support we need libcups, and a handful of header files
@@ -1148,9 +797,9 @@ if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
 fi
 
-############################################
-# check for unix domain sockets
-AC_CACHE_CHECK([for unix domain sockets],samba_cv_unixsocket, [
+#############################################
+# check for fd passing struct via msg_control
+AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
     AC_TRY_COMPILE([
 #include <sys/types.h>
 #include <stdlib.h>
@@ -1158,14 +807,46 @@ AC_CACHE_CHECK([for unix domain sockets],samba_cv_unixsocket, [
 #include <sys/socket.h>
 #include <sys/un.h>],
 [
-  struct sockaddr_un sunaddr;
-  sunaddr.sun_family = AF_UNIX;
+       struct msghdr msg;
+       union {
+             struct cmsghdr cm;
+             char control[CMSG_SPACE(sizeof(int))];
+       } control_un;
+       msg.msg_control = control_un.control;
+       msg.msg_controllen = sizeof(control_un.control);
 ],
-       samba_cv_unixsocket=yes,samba_cv_unixsocket=no)])
-if test x"$samba_cv_unixsocket" = x"yes"; then
-   AC_DEFINE(HAVE_UNIXSOCKET,1,[If we need to build with unixscoket support])
+       samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
+if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
+   AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
+            [If we can use msg_control for passing file descriptors])
 fi
 
+#############################################
+# check for fd passing struct via msg_acctrights
+AC_CACHE_CHECK([for fd passing via msg_acctrights],
+               samba_cv_msghdr_msg_acctrights, [
+    AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <sys/socket.h>
+#include <sys/un.h>],
+[
+       struct msghdr msg;
+       int fd;
+       msg.msg_acctrights = (caddr_t) &fd;
+       msg.msg_acctrightslen = sizeof(fd);
+],
+       samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
+if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
+   AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
+            [If we can use msg_acctrights for passing file descriptors])
+fi
+
+AC_CHECK_FUNCS(dirfd)
+if test x"$ac_cv_func_dirfd" = x"yes"; then
+       default_shared_modules="$default_shared_modules vfs_syncops"
+fi
 
 AC_CACHE_CHECK([for sig_atomic_t type],samba_cv_sig_atomic_t, [
     AC_TRY_COMPILE([
@@ -1207,10 +888,6 @@ fi
 AC_HAVE_DECL(errno, [#include <errno.h>])
 AC_HAVE_DECL(setresuid, [#include <unistd.h>])
 AC_HAVE_DECL(setresgid, [#include <unistd.h>])
-AC_HAVE_DECL(asprintf, [#include <stdio.h>])
-AC_HAVE_DECL(vasprintf, [#include <stdio.h>])
-AC_HAVE_DECL(vsnprintf, [#include <stdio.h>])
-AC_HAVE_DECL(snprintf, [#include <stdio.h>])
 
 # and glibc has setresuid under linux but the function does
 # nothing until kernel 2.1.44! very dumb.
@@ -1313,40 +990,6 @@ AC_CHECK_LIB(readline, history_list,
             [],
             [$TERMLIBS])
 
-# The following test taken from the cvs sources
-# If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
-# The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
-# libsocket.so which has a bad implementation of gethostbyname (it
-# only looks in /etc/hosts), so we only look for -lsocket if we need
-# it.
-AC_CHECK_FUNCS(connect)
-if test x"$ac_cv_func_connect" = x"no"; then
-    case "$LIBS" in
-    *-lnsl*) ;;
-    *) AC_CHECK_LIB(nsl_s, connect) ;;
-    esac
-    case "$LIBS" in
-    *-lnsl*) ;;
-    *) AC_CHECK_LIB(nsl, connect) ;;
-    esac
-    case "$LIBS" in
-    *-lsocket*) ;;
-    *) AC_CHECK_LIB(socket, connect) ;;
-    esac
-    case "$LIBS" in
-    *-linet*) ;;
-    *) AC_CHECK_LIB(inet, connect) ;;
-    esac
-    dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
-    dnl has been cached.
-    if test x"$ac_cv_lib_socket_connect" = x"yes" ||
-       test x"$ac_cv_lib_inet_connect" = x"yes"; then
-        # ac_cv_func_connect=yes
-        # don't!  it would cause AC_CHECK_FUNC to succeed next time configure is run
-        AC_DEFINE(HAVE_CONNECT,1,[Whether the system has connect()])
-    fi
-fi
-
 ###############################################
 # test for where we get yp_get_default_domain() from
 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
@@ -1362,7 +1005,7 @@ AC_CHECK_FUNCS(waitpid getcwd strdup strndup strnlen strerror chown fchown lchow
 AC_CHECK_FUNCS(strtol strtoll strtoul strtoull strtouq __strtoull)
 AC_CHECK_FUNCS(fstat strchr utime utimes chflags)
 AC_CHECK_FUNCS(getrlimit fsync fdatasync memset strlcpy strlcat setpgid)
-AC_CHECK_FUNCS(memmove vsnprintf snprintf asprintf vasprintf setsid glob strpbrk pipe crypt16 getauthuid)
+AC_CHECK_FUNCS(memmove setsid glob strpbrk pipe crypt16 getauthuid)
 AC_CHECK_FUNCS(strftime sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf realpath)
 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf mktime rename ftruncate chsize stat64 fstat64)
@@ -1386,7 +1029,7 @@ AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
 AC_CHECK_FUNCS(backtrace_symbols)
 AC_CHECK_LIB(exc, trace_back_stack)
 
-echo -n "checking for GPFS GPL libs... "
+printf "%s" "checking for GPFS GPL libs... "
 save_LIBS="$LIBS"
 LIBS="$LIBS -lgpfs_gpl"
 AC_TRY_LINK([#include <gpfs_gpl.h>],
@@ -1616,7 +1259,7 @@ fi
 # "struct timespec" or "timespec_t". Linux doesn't have timespec_t, so we
 # prefer struct timespec.
 
-AC_CACHE_CHECK([whether struct stat has sub-second timestamps], samba_stat_hires,
+AC_CACHE_CHECK([whether struct stat has sub-second timestamps], samba_cv_stat_hires,
     [
        AC_TRY_COMPILE(
            [
@@ -1644,10 +1287,10 @@ AC_CACHE_CHECK([whether struct stat has sub-second timestamps], samba_stat_hires
                t.tv_sec = s.st_atim.tv_sec;
                t.tv_nsec = s.st_atim.tv_nsec;
            ],
-           samba_stat_hires=yes, samba_stat_hires=no)
+           samba_cv_stat_hires=yes, samba_cv_stat_hires=no)
     ])
 
-if test x"$samba_stat_hires" = x"yes" ; then
+if test x"$samba_cv_stat_hires" = x"yes" ; then
     AC_DEFINE(HAVE_STAT_ST_MTIM, 1, [whether struct stat contains st_mtim])
     AC_DEFINE(HAVE_STAT_ST_ATIM, 1, [whether struct stat contains st_atim])
     AC_DEFINE(HAVE_STAT_ST_CTIM, 1, [whether struct stat contains st_ctim])
@@ -1655,7 +1298,7 @@ if test x"$samba_stat_hires" = x"yes" ; then
            [whether struct stat has sub-second timestamps])
 fi
 
-AC_CACHE_CHECK([whether struct stat has sub-second timestamps without struct timespec], samba_stat_hires_notimespec,
+AC_CACHE_CHECK([whether struct stat has sub-second timestamps without struct timespec], samba_cv_stat_hires_notimespec,
     [
        AC_TRY_COMPILE(
            [
@@ -1683,10 +1326,10 @@ AC_CACHE_CHECK([whether struct stat has sub-second timestamps without struct tim
                t.tv_sec = s.st_atime;
                t.tv_nsec = s.st_atimensec;
            ],
-           samba_stat_hires=yes, samba_stat_hires=no)
+           samba_cv_stat_hires=yes, samba_cv_stat_hires=no)
     ])
 
-if test x"$samba_stat_hires_notimespec" = x"yes" ; then
+if test x"$samba_cv_stat_hires_notimespec" = x"yes" ; then
     AC_DEFINE(HAVE_STAT_ST_MTIMENSEC, 1, [whether struct stat contains st_mtimensec])
     AC_DEFINE(HAVE_STAT_ST_ATIMENSEC, 1, [whether struct stat contains st_atimensec])
     AC_DEFINE(HAVE_STAT_ST_CTIMENSEC, 1, [whether struct stat contains st_ctimensec])
@@ -1823,6 +1466,36 @@ EOF
        fi
 fi
 
+# Set defaults
+RELRO_LDFLAGS=""
+AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
+
+if test "x$enable_relro" != xno
+then
+       AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
+       [
+               cat > conftest.c <<EOF
+int foo;
+main () { return 0;}
+EOF
+               if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
+               then
+                       samba_cv_relro=yes
+               else
+                       samba_cv_relro=no
+               fi
+               rm -f conftest*
+       ])
+       if test x"${samba_cv_relro}" = x"yes"
+       then
+               RELRO_LDFLAGS="-Wl,-z,relro"
+       fi
+fi
+
+# Set defaults
+SYMSEXT="syms"
+AC_SUBST(SYMSEXT)
+
 # Assume non-shared by default and override below
 BLDSHARED="false"
 
@@ -1918,7 +1591,9 @@ DSO_EXPORTS=""
                        ;;
                *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
                        BLDSHARED="true"
-                       LDSHFLAGS="-Wl,-G,-bexpall,-bbigtoc"
+                       # use expfull to export underscored symbols
+                       # add rtl to remove /lib/crt0.o warning
+                       LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
                        DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
                        PICFLAG="-O2"
                        # as AIX code is always position independent...
@@ -2278,16 +1953,6 @@ if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
 fi
 
-AC_CACHE_CHECK([for sin_len in sock],samba_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);],
-samba_cv_HAVE_SOCK_SIN_LEN=yes,samba_cv_HAVE_SOCK_SIN_LEN=no)])
-if test x"$samba_cv_HAVE_SOCK_SIN_LEN" = x"yes"; then
-    AC_DEFINE(HAVE_SOCK_SIN_LEN,1,[Whether the sockaddr_in struct has a sin_len property])
-fi
-
 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
 AC_TRY_COMPILE([#include <sys/types.h>
 #include <dirent.h>
@@ -2332,54 +1997,6 @@ if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
 
 fi
 
-AC_CACHE_CHECK([for va_copy],samba_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"$samba_cv_HAVE_VA_COPY" = x"yes"; then
-    AC_DEFINE(HAVE_VA_COPY,1,[Whether va_copy() is available])
-else
-    AC_CACHE_CHECK([for __va_copy],samba_cv_HAVE___VA_COPY,[
-    AC_TRY_LINK([#include <stdarg.h>
-    va_list ap1,ap2;], [__va_copy(ap1,ap2);],
-    samba_cv_HAVE___VA_COPY=yes,
-    samba_cv_HAVE___VA_COPY=no)])
-    if test x"$samba_cv_HAVE___VA_COPY" = x"yes"; then
-        AC_DEFINE(HAVE___VA_COPY,1,[Whether __va_copy() is available])
-    fi
-fi
-
-AC_CACHE_CHECK([for C99 vsnprintf],samba_cv_HAVE_C99_VSNPRINTF,[
-AC_TRY_RUN([
-#include <sys/types.h>
-#include <stdarg.h>
-void foo(const char *format, ...) {
-       va_list ap;
-       int len;
-       char buf[5];
-
-       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(1);
-
-       if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
-
-       exit(0);
-}
-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
-    AC_DEFINE(HAVE_C99_VSNPRINTF,1,[Whether there is a C99 compliant vsnprintf])
-fi
-
 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
 AC_TRY_RUN([#include <sys/types.h>
 #include <dirent.h>
@@ -2755,7 +2372,7 @@ fi
 
 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h)
-AC_CHECK_FUNC(inotify_init)
+AC_CHECK_FUNCS(inotify_init)
 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
 ],
 samba_cv_HAVE_INOTIFY=yes,
@@ -2973,16 +2590,6 @@ if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
 fi
 
-AC_CACHE_CHECK([for AF_LOCAL socket support], samba_cv_HAVE_WORKING_AF_LOCAL, [
-AC_TRY_RUN([#include "${srcdir-.}/tests/unixsock.c"],
-          samba_cv_HAVE_WORKING_AF_LOCAL=yes,
-          samba_cv_HAVE_WORKING_AF_LOCAL=no,
-          samba_cv_HAVE_WORKING_AF_LOCAL=cross)])
-if test x"$samba_cv_HAVE_WORKING_AF_LOCAL" != xno
-then
-    AC_DEFINE(HAVE_WORKING_AF_LOCAL, 1, [Define if you have working AF_LOCAL sockets])
-fi
-
 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
 AC_TRY_RUN([#include "${srcdir-.}/tests/getgroups.c"],
            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
@@ -2990,171 +2597,12 @@ if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
 fi
 
-AC_CACHE_CHECK([for secure mkstemp],samba_cv_HAVE_SECURE_MKSTEMP,[
-AC_TRY_RUN([#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-main() {
-  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);
-}],
-samba_cv_HAVE_SECURE_MKSTEMP=yes,
-samba_cv_HAVE_SECURE_MKSTEMP=no,
-samba_cv_HAVE_SECURE_MKSTEMP=cross)])
-if test x"$samba_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
-    AC_DEFINE(HAVE_SECURE_MKSTEMP,1,[Whether mkstemp is secure])
-fi
-
-AC_CACHE_CHECK([for broken readdir],samba_cv_HAVE_BROKEN_READDIR,[
-       AC_TRY_RUN([#include "${srcdir-.}/tests/os2_delete.c"],
-               [samba_cv_HAVE_BROKEN_READDIR=no],
-                       [samba_cv_HAVE_BROKEN_READDIR=yes],
-                       [samba_cv_HAVE_BROKEN_READDIR="assuming not"])])
-
-if test x"$samba_cv_HAVE_BROKEN_READDIR" = x"yes"; then
-AC_CACHE_CHECK([for replacing readdir],samba_cv_REPLACE_READDIR,[
-       AC_TRY_RUN([
-#include "${srcdir-.}/lib/repdir.c"
-#include "${srcdir-.}/tests/os2_delete.c"],
-       samba_cv_REPLACE_READDIR=yes,samba_cv_REPLACE_READDIR=no)])
-fi
-
-if test x"$samba_cv_REPLACE_READDIR" = x"yes"; then
-       AC_DEFINE(REPLACE_READDIR,1,[replace readdir])
-fi
-
 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
 AC_CHECK_FUNCS(getpagesize)
 
-dnl test for getifaddrs and freeifaddrs
-AC_CACHE_CHECK([for getifaddrs and freeifaddrs],samba_cv_HAVE_GETIFADDRS,[
-AC_TRY_COMPILE([
-#include <sys/socket.h>
-#include <sys/types.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);
-],
-samba_cv_HAVE_GETIFADDRS=yes,samba_cv_HAVE_GETIFADDRS=no)])
-if test x"$samba_cv_HAVE_GETIFADDRS" = x"yes"; then
-    AC_DEFINE(HAVE_GETIFADDRS,1,[Whether the system has getifaddrs])
-    AC_DEFINE(HAVE_FREEIFADDRS,1,[Whether the system has freeifaddrs])
-fi
-
-##################
-# look for a method of finding the list of network interfaces
-iface=no;
-AC_CACHE_CHECK([for iface getifaddrs],samba_cv_HAVE_IFACE_GETIFADDRS,[
-SAVE_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
-AC_TRY_RUN([
-#define NO_CONFIG_H 1
-#define HAVE_IFACE_GETIFADDRS 1
-#define AUTOCONF_TEST 1
-#include "${srcdir-.}/lib/replace/replace.c"
-#include "${srcdir-.}/lib/interfaces.c"],
-           samba_cv_HAVE_IFACE_GETIFADDRS=yes,samba_cv_HAVE_IFACE_GETIFADDRS=no,samba_cv_HAVE_IFACE_GETIFADDRS=cross)])
-CPPFLAGS="$SAVE_CPPFLAGS"
-if test x"$samba_cv_HAVE_IFACE_GETIFADDRS" = x"yes"; then
-    iface=yes;AC_DEFINE(HAVE_IFACE_GETIFADDRS,1,[Whether iface getifaddrs is available])
-fi
-
-if test $iface = no; then
-AC_CACHE_CHECK([for iface ifconf],samba_cv_HAVE_IFACE_IFCONF,[
-SAVE_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
-AC_TRY_RUN([
-#define NO_CONFIG_H 1
-#define HAVE_IFACE_IFCONF 1
-#define AUTOCONF_TEST 1
-#define SOCKET_WRAPPER_NOT_REPLACE
-#include "${srcdir-.}/lib/replace/replace.c"
-#include "${srcdir-.}/lib/interfaces.c"],
-           samba_cv_HAVE_IFACE_IFCONF=yes,samba_cv_HAVE_IFACE_IFCONF=no,samba_cv_HAVE_IFACE_IFCONF=cross)])
-CPPFLAGS="$SAVE_CPPFLAGS"
-if test x"$samba_cv_HAVE_IFACE_IFCONF" = x"yes"; then
-    iface=yes;AC_DEFINE(HAVE_IFACE_IFCONF,1,[Whether iface ifconf is available])
-fi
-fi
-
-if test $iface = no; then
-AC_CACHE_CHECK([for iface ifreq],samba_cv_HAVE_IFACE_IFREQ,[
-SAVE_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
-AC_TRY_RUN([
-#define NO_CONFIG_H 1
-#define HAVE_IFACE_IFREQ 1
-#define AUTOCONF_TEST 1
-#define SOCKET_WRAPPER_NOT_REPLACE
-#include "${srcdir-.}/lib/replace/replace.c"
-#include "${srcdir-.}/lib/replace/getaddrinfo.c"
-#include "${srcdir-.}/lib/replace/snprintf.c"
-#include "${srcdir-.}/lib/interfaces.c"],
-           samba_cv_HAVE_IFACE_IFREQ=yes,samba_cv_HAVE_IFACE_IFREQ=no,samba_cv_HAVE_IFACE_IFREQ=cross)])
-CPPFLAGS="$SAVE_CPPFLAGS"
-if test x"$samba_cv_HAVE_IFACE_IFREQ" = x"yes"; then
-    iface=yes;AC_DEFINE(HAVE_IFACE_IFREQ,1,[Whether iface ifreq is available])
-fi
-fi
-
-if test $iface = no; then
-AC_CACHE_CHECK([for iface AIX],samba_cv_HAVE_IFACE_AIX,[
-SAVE_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
-AC_TRY_RUN([
-#define NO_CONFIG_H 1
-#define HAVE_IFACE_AIX 1
-#define AUTOCONF_TEST 1
-#undef _XOPEN_SOURCE_EXTENDED
-#define SOCKET_WRAPPER_NOT_REPLACE
-#include "${srcdir-.}/lib/replace/replace.c"
-#include "${srcdir-.}/lib/replace/snprintf.c"
-#include "${srcdir-.}/lib/interfaces.c"],
-           samba_cv_HAVE_IFACE_AIX=yes,samba_cv_HAVE_IFACE_AIX=no,samba_cv_HAVE_IFACE_AIX=cross)])
-CPPFLAGS="$SAVE_CPPFLAGS"
-if test x"$samba_cv_HAVE_IFACE_AIX" = x"yes"; then
-    iface=yes;AC_DEFINE(HAVE_IFACE_AIX,1,[Whether iface AIX is available])
-fi
-fi
-
-dnl test for ipv6
-AC_CACHE_CHECK([for ipv6 support],samba_cv_HAVE_IPV6,[
-AC_TRY_COMPILE([
-#include <stdlib.h> /* for NULL */
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netdb.h>],
-[
-struct sockaddr_storage sa_store;
-struct addrinfo *ai = NULL;
-struct in6_addr in6addr;
-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);
-],
-samba_cv_HAVE_IPV6=yes,samba_cv_HAVE_IPV6=no)])
-if test x"$samba_cv_HAVE_IPV6" = x"yes"; then
-    AC_DEFINE(HAVE_IPV6,1,[Whether the system has IPv6 support])
-fi
-
 ################################################
 # look for a method of setting the effective uid
 seteuid=no;
@@ -3227,13 +2675,6 @@ if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
        [Whether to use the Darwin-specific initgroups system call])
 fi
 
-AC_CACHE_CHECK([for working mmap],samba_cv_HAVE_MMAP,[
-AC_TRY_RUN([#include "${srcdir-.}/tests/shared_mmap.c"],
-           samba_cv_HAVE_MMAP=yes,samba_cv_HAVE_MMAP=no,samba_cv_HAVE_MMAP=cross)])
-if test x"$samba_cv_HAVE_MMAP" = x"yes"; then
-    AC_DEFINE(HAVE_MMAP,1,[Whether mmap works])
-fi
-
 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
 AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock.c"],
            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
@@ -3337,9 +2778,17 @@ AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPA
 AC_TRY_RUN([
 #include <stdio.h>
 #include <limits.h>
+#include <signal.h>
+
+void exit_on_core(int ignored) {
+       exit(1);
+}
+
 main() {
-       char *newpath = realpath("/tmp", NULL);
-       exit ((newpath != NULL) ? 0 : 1);
+       char *newpath;
+       signal(SIGSEGV, exit_on_core);
+       newpath = realpath("/tmp", NULL);
+       exit((newpath != NULL) ? 0 : 1);
 }
 ],
 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
@@ -3909,11 +3358,13 @@ if test x"$with_ads_support" != x"no"; then
   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
+  AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
+  AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
 
   LIBS="$KRB5_LIBS $LIBS"
 
   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
-       smb_krb5_ticket_has_keyinfo,
+       smb_krb5_cv_ticket_has_keyinfo,
        [
            AC_TRY_COMPILE(
            [
@@ -3927,17 +3378,17 @@ if test x"$with_ads_support" != x"no"; then
                enctype = ticket.enc_part.enctype;
                kvno = ticket.enc_part.kvno;
            ],
-           [ smb_krb5_ticket_has_keyinfo=yes ],
-           [ smb_krb5_ticket_has_keyinfo=no ])
+           [ smb_krb5_cv_ticket_has_keyinfo=yes ],
+           [ smb_krb5_cv_ticket_has_keyinfo=no ])
        ])
 
-  if test x"$smb_krb5_ticket_has_keyinfo" = x"yes" ; then
+  if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
        AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
            [Whether the krb5_ticket structure contains the kvno and enctype])
   fi
 
   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
-         smb_krb5_creds_opt_free_context,
+         smb_krb5_cv_creds_opt_free_context,
          [
                AC_TRY_COMPILE([
                    #include <krb5.h>],
@@ -3946,25 +3397,25 @@ if test x"$with_ads_support" != x"no"; then
                        krb5_get_init_creds_opt *opt = NULL;
                        krb5_get_init_creds_opt_free(ctx, opt);
                    ],
-                   [smb_krb5_creds_opt_free_context=yes],
-                   [smb_krb5_creds_opt_free_context=no]
+                   [smb_krb5_cv_creds_opt_free_context=yes],
+                   [smb_krb5_cv_creds_opt_free_context=no]
                )
          ])
 
-  if test x"$smb_krb5_creds_opt_free_context" = x"yes" ; then
+  if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
        AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
            [Whether krb5_get_init_creds_opt_free takes a context argument])
   fi
 
-  AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_verify_checksum, [
+  AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
     AC_TRY_COMPILE([
        #include <krb5.h>],
        [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
-       [smb_krb5_verify_checksum=7],
-       [smb_krb5_verify_checksum=6],
+       [smb_krb5_cv_verify_checksum=7],
+       [smb_krb5_cv_verify_checksum=6],
     )
   ])
-  AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_verify_checksum, [Number of arguments to krb5_verify_checksum])
+  AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
 
   AC_CACHE_CHECK([for checksum in krb5_checksum],
                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
@@ -4287,8 +3738,9 @@ if test x"$with_ads_support" != x"no"; then
 
   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
-        smb_krb5_enctype_to_string_takes_krb5_context_arg,[
+        smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
        AC_TRY_RUN_STRICT([
+               #include <stdlib.h>
                #include <krb5.h>
                int main(void) {
                        krb5_context context = NULL;
@@ -4298,16 +3750,16 @@ if test x"$with_ads_support" != x"no"; then
                        return 0;
                }
                ],[$Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
-               smb_krb5_enctype_to_string_takes_krb5_context_arg=yes,
-               smb_krb5_enctype_to_string_takes_krb5_context_arg=no)])
+               smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
+               smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
 
-    if test x"$smb_krb5_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
+    if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
                 [whether krb5_enctype_to_string takes krb5_context argument])
     fi
 
     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
-        smb_krb5_enctype_to_string_takes_size_t_arg,[
+        smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
        AC_TRY_RUN_STRICT([
                #include <krb5.h>
                int main(void) {
@@ -4316,10 +3768,10 @@ if test x"$with_ads_support" != x"no"; then
                        return 0;
                }
                ],[$Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
-               smb_krb5_enctype_to_string_takes_size_t_arg=yes,
-               smb_krb5_enctype_to_string_takes_size_t_arg=no)])
+               smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
+               smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
 
-    if test x"$smb_krb5_enctype_to_string_takes_size_t_arg" = x"yes"; then
+    if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
                 [whether krb5_enctype_to_string takes size_t argument])
     fi
@@ -4389,7 +3841,7 @@ if test x"$with_ads_support" != x"no"; then
     use_ads=no
   fi
 
-  if test x"$smb_krb5_ticket_has_keyinfo" != x"yes" ; then
+  if test x"$smb_krb5_cv_ticket_has_keyinfo" != x"yes" ; then
 
       # We only need the following functions if we can't get the enctype
       # and kvno out of the ticket directly (ie. on Heimdal).
@@ -4523,31 +3975,6 @@ AC_ARG_WITH(automount,
   AC_MSG_RESULT(no)
 )
 
-#################################################
-# check for smbmount support
-AC_MSG_CHECKING(whether to use smbmount)
-AC_ARG_WITH(smbmount,
-[AS_HELP_STRING([--with-smbmount], [Include smbmount (Linux only) support (default=no)])],
-[ case "$withval" in
-  yes)
-       case "$host_os" in
-       *linux*)
-               AC_MSG_RESULT(yes)
-               AC_DEFINE(WITH_SMBMOUNT,1,[Whether to build smbmount])
-               SMBMOUNT_PROGS="bin/smbmount bin/smbmnt bin/smbumount"
-               ;;
-       *)
-               AC_MSG_ERROR(not on a linux system!)
-               ;;
-       esac
-    ;;
-  *)
-    AC_MSG_RESULT(no)
-    ;;
-  esac ],
-  AC_MSG_RESULT(no)
-)
-
 #################################################
 # check for mount- and umount.cifs support
 CIFSMOUNT_PROGS=""
@@ -5170,6 +4597,31 @@ if test $enable_static = yes; then
        UNINSTALLLIBCMD_A="rm -f"
 fi
 
+#################################################
+# --disable-shared-libs
+# can be used to disable the internal use of shared libs altogether
+# (this only has an effect when building shared libs is enabled)
+#
+USESHARED=false
+AC_SUBST(USESHARED)
+
+AC_MSG_CHECKING(whether to use shared libraries internally)
+AC_ARG_ENABLE([shared-libs],
+       AS_HELP_STRING([--enable-shared-libs],
+               [Use shared libraries internally (default=yes)]),
+       [enable_shared_libs=$enableval],
+       [enable_shared_libs=yes])
+
+if test x"$enable_shared_libs" != x"no" ; then
+       USESHARED=$BLDSHARED
+fi
+
+AC_MSG_RESULT([$USESHARED])
+
+if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
+       AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
+fi
+
 #################################################
 # --with-static-libs=LIBS:
 #   link (internal) libs dynamically or statically?
@@ -5202,136 +4654,22 @@ AC_ARG_WITH([static-libs],
                done], [])],
        [])
 
-#################################################
-# should we build libtalloc?
-LIBTALLOC_SHARED_TARGET=bin/libtalloc.$SHLIBEXT
-LIBTALLOC_STATIC_TARGET=bin/libtalloc.a
-LIBTALLOC_SHARED=
-LIBTALLOC_STATIC=
-LIBTALLOC_LIBS=
-
-AC_MSG_CHECKING(whether to build the libtalloc shared library)
-AC_ARG_WITH(libtalloc,
-[AS_HELP_STRING([--with-libtalloc],
-       [Build the libtalloc shared library (default=yes if shared libs supported)])],
-[
-case "$withval" in
-       *)
-               AC_MSG_RESULT(no)
-               ;;
-       yes)
-               samba_cv_with_libtalloc=yes
-               ;;
-esac
-],
-[
-# if unspecified, default is to build it if possible.
-samba_cv_with_libtalloc=yes
-]
-)
-
-if test x"$samba_cv_with_libtalloc" = "xyes" -a $BLDSHARED = true; then
-       LIBTALLOC_SHARED=$LIBTALLOC_SHARED_TARGET
-       AC_MSG_RESULT(yes)
-       if test x"$LINK_LIBTALLOC" = "xSTATIC" ; then
-               LIBTALLOC_STATIC=$LIBTALLOC_STATIC_TARGET
-       else
-               LIBTALLOC_LIBS=-ltalloc
-       fi
-else
-       enable_static=yes
-       AC_MSG_RESULT(no shared library support -- will supply static library)
-fi
-if test $enable_static = yes; then
-       LIBTALLOC_STATIC=$LIBTALLOC_STATIC_TARGET
-fi
-
-#################################################
-# should we build libtdb?
-LIBTDB_SHARED_TARGET=bin/libtdb.$SHLIBEXT
-LIBTDB_STATIC_TARGET=bin/libtdb.a
-LIBTDB_SHARED=
-LIBTDB_STATIC=
-LIBTDB_LIBS=
-
-AC_MSG_CHECKING(whether to build the libtdb shared library)
-AC_ARG_WITH(libtdb,
-[AS_HELP_STRING([--with-libtdb],
-       [Build the libtdb shared library (default=yes if shared libs supported)])],
-[
-case "$withval" in
-       *)
-               AC_MSG_RESULT(no)
-               ;;
-       yes)
-               samba_cv_with_libtdb=yes
-               ;;
-esac
-],
-[
-# if unspecified, default is to build it if possible.
-samba_cv_with_libtdb=yes
-]
-)
+#
+# WORKAROUND:
+#   until we have organized other internal subsystems (as util, registry
+#   and smbconf) into shared libraries, we CAN NOT link libnetapi
+#   dynamically to samba programs.
+#
+LINK_LIBNETAPI=STATIC
 
-if test x"$samba_cv_with_libtdb" = "xyes" -a $BLDSHARED = true; then
-       LIBTDB_SHARED=$LIBTDB_SHARED_TARGET
-       AC_MSG_RESULT(yes)
-       if test x"$LINK_LIBTDB" = "xSTATIC" ; then
-               LIBTDB_STATIC=$LIBTDB_STATIC_TARGET
-       else
-               LIBTDB_LIBS=-ltdb
-       fi
-else
-       enable_static=yes
-       AC_MSG_RESULT(no shared library support -- will supply static library)
-fi
-if test $enable_static = yes; then
-       LIBTDB_STATIC=$LIBTDB_STATIC_TARGET
-fi
+LINK_LIBSMBCLIENT=STATIC
 
-#################################################
-# should we build libnetapi?
-LIBNETAPI_SHARED_TARGET=bin/libnetapi.$SHLIBEXT
-LIBNETAPI_STATIC_TARGET=bin/libnetapi.a
-LIBNETAPI_SHARED=
-LIBNETAPI_STATIC=
-LIBNETAPI_LIBS=
-
-AC_MSG_CHECKING(whether to build the libnetapi shared library)
-AC_ARG_WITH(libnetapi,
-[AS_HELP_STRING([--with-libnetapi], [Build the libnetapi shared library (default=yes if shared libs supported)])],
-[
-case "$withval" in
-       *)
-               AC_MSG_RESULT(no)
-               ;;
-       yes)
-               samba_cv_with_libnetapi=yes
-               ;;
-esac
-],
-[
-# if unspecified, default is to build it if possible.
-samba_cv_with_libnetapi=yes
-]
-)
+SMB_LIBRARY(talloc)
+SMB_LIBRARY(tdb)
+SMB_LIBRARY(netapi)
+SMB_LIBRARY(smbclient)
+SMB_LIBRARY(smbsharemodes)
 
-if test x"$samba_cv_with_libnetapi" = x"yes" -a $BLDSHARED = true; then
-       LIBNETAPI_SHARED=$LIBNETAPI_SHARED_TARGET
-       AC_MSG_RESULT(yes)
-       if test x"$LINK_LIBNETAPI" = x"STATIC" ; then
-               LIBNETAPI_STATIC=$LIBNETAPI_STATIC_TARGET
-       else
-               LIBNETAPI_LIBS=-lnetapi
-       fi
-else
-       enable_static=yes
-       AC_MSG_RESULT(no shared library support -- will supply static library)
-fi
-if test x"$enable_static" = x"yes"; then
-       LIBNETAPI_STATIC=$LIBNETAPI_STATIC_TARGET
-fi
 
 #################################################
 # should we build libaddns?
@@ -5365,94 +4703,6 @@ AC_ARG_WITH(libaddns,
 [AC_MSG_RESULT(no)]
 )
 
-#################################################
-# should we build libsmbclient?
-
-INSTALL_LIBSMBCLIENT=
-UNINSTALL_LIBSMBCLIENT=
-LIBSMBCLIENT_SHARED=
-LIBSMBCLIENT=
-AC_MSG_CHECKING(whether to build the libsmbclient shared library)
-AC_ARG_WITH(libsmbclient,
-[AS_HELP_STRING([--with-libsmbclient], [Build the libsmbclient shared library (default=yes if shared libs supported)])],
-[ case "$withval" in
-  no)
-     AC_MSG_RESULT(no)
-     ;;
-  *)
-     if test $BLDSHARED = true; then
-        LIBSMBCLIENT_SHARED=bin/libsmbclient.$SHLIBEXT
-        LIBSMBCLIENT=libsmbclient
-        AC_MSG_RESULT(yes)
-     else
-       enable_static=yes
-        AC_MSG_RESULT(no shared library support -- will supply static library)
-     fi
-     if test $enable_static = yes; then
-        LIBSMBCLIENT=libsmbclient
-     fi
-     INSTALL_LIBSMBCLIENT=installclientlib
-     UNINSTALL_LIBSMBCLIENT=uninstallclientlib
-     ;;
-  esac ],
-[
-# if unspecified, default is to build it if possible.
-  if test $BLDSHARED = true; then
-     LIBSMBCLIENT_SHARED=bin/libsmbclient.$SHLIBEXT
-     LIBSMBCLIENT=libsmbclient
-     AC_MSG_RESULT(yes)
-   else
-     enable_static=yes
-     AC_MSG_RESULT(no shared library support -- will supply static library)
-   fi
-   if test $enable_static = yes; then
-     LIBSMBCLIENT=libsmbclient
-  fi]
-  INSTALL_LIBSMBCLIENT=installclientlib
-  UNINSTALL_LIBSMBCLIENT=uninstallclientlib
-)
-
-INSTALL_LIBSMBSHAREMODES=
-LIBSMBSHAREMODES_SHARED=
-LIBSMBSHAREMODES=
-AC_MSG_CHECKING(whether to build the libsmbsharemodes shared library)
-AC_ARG_WITH(libsmbsharemodes,
-[AS_HELP_STRING([--with-libsmbsharemodes], [Build the libsmbsharemodes shared library (default=yes if shared libs supported)])],
-[ case "$withval" in
-  no)
-     AC_MSG_RESULT(no)
-     ;;
-  *)
-     if test $BLDSHARED = true; then
-        LIBSMBSHAREMODES_SHARED=bin/libsmbsharemodes.$SHLIBEXT
-        LIBSMBSHAREMODES=libsmbsharemodes
-        AC_MSG_RESULT(yes)
-     else
-        enable_static=yes
-        AC_MSG_RESULT(no shared library support -- will supply static library)
-     fi
-     if test $enable_static = yes; then
-        LIBSMBSHAREMODES=libsmbsharemodes
-     fi
-     INSTALL_LIBSMBSHAREMODES=installlibsmbsharemodes
-     UNINSTALL_LIBSMBSHAREMODES=uninstalllibsmbsharemodes
-     ;;
-  esac ],
-[
-# if unspecified, default is to build it if possible.
-  if test $BLDSHARED = true; then
-     LIBSMBSHAREMODES_SHARED=bin/libsmbsharemodes.$SHLIBEXT
-     LIBSMBSHAREMODES=libsmbsharemodes
-     AC_MSG_RESULT(yes)
-   else
-     enable_static=yes
-     AC_MSG_RESULT(no shared library support -- will supply static library)
-   fi
-   if test $enable_static = yes; then
-     LIBSMBSHAREMODES=libsmbsharemodes
-  fi]
-  INSTALL_LIBSMBSHAREMODES=installlibsmbsharemodes
-)
 
 
 #################################################
@@ -5940,6 +5190,13 @@ int main() { struct aiocb a; return aio_suspend64(&a, 1, NULL); }],
   AC_MSG_RESULT(no)
 )
 
+if test x"$samba_cv_HAVE_AIO" = x"yes"; then
+       if test x"$samba_cv_msghdr_msg_control" = x"yes" -o \
+               x"$samba_cv_msghdr_msg_acctright" = x"yes"; then
+               default_shared_modules="$default_shared_modules vfs_aio_fork"
+       fi
+fi
+
 #################################################
 # check for sendfile support
 
@@ -6237,6 +5494,26 @@ if test x"$samba_cv_HAVE_POSIX_FADVISE" = x"yes"; then
              [Whether posix_fadvise is available])
 fi
 
+############################################
+# See if we have the Linux splice syscall.
+
+AC_CACHE_CHECK([for Linux splice],
+                samba_cv_HAVE_LINUX_SPLICE,[
+    AC_TRY_LINK([
+#if defined(HAVE_UNISTD_H)
+#include <unistd.h>
+#endif
+#include <fcntl.h>],
+    [long ret = splice(0,0,1,0,400,0);],
+    samba_cv_HAVE_LINUX_SPLICE=yes,
+    samba_cv_HAVE_LINUX_SPLICE=no)])
+
+if test x"$samba_cv_HAVE_LINUX_SPLICE" = x"yes"; then
+  AC_DEFINE(HAVE_LINUX_SPLICE,1,
+             [Whether Linux splice is available])
+fi
+
+AC_HAVE_DECL(splice, [#include <fcntl.h>])
 
 
 #################################################
@@ -6301,7 +5578,8 @@ case "$host_os" in
                NSSSONAMEVERSIONSUFFIX=".1"
                WINBIND_NSS_EXTRA_OBJS="nsswitch/winbind_nss_solaris.o \
                    nsswitch/winbind_nss_linux.o"
-               WINBIND_NSS_EXTRA_LIBS="-lsocket"
+               WINBIND_NSS_EXTRA_LIBS="${LIBREPLACE_NETWORK_LIBS}"
+               PAM_WINBIND_EXTRA_LIBS="${LIBREPLACE_NETWORK_LIBS}"
                ;;
        *hpux11*)
                WINBIND_NSS_EXTRA_OBJS="nsswitch/winbind_nss_solaris.o"
@@ -6339,7 +5617,7 @@ AC_ARG_WITH(winbind,
 # We need unix domain sockets for winbind
 
 if test x"$HAVE_WINBIND" = x"yes"; then
-       if test x"$samba_cv_unixsocket" = x"no"; then
+       if test x"$libreplace_cv_HAVE_UNIXSOCKET" = x"no"; then
                winbind_no_reason=", no unix domain socket support on $host_os"
                HAVE_WINBIND=no
        fi
@@ -6358,17 +5636,19 @@ else
        BUILD_LIBWBCLIENT_SHARED=yes
 fi
 
+LIBWBCLIENT_SHARED_TARGET=bin/libwbclient.$SHLIBEXT
+LIBWBCLIENT_STATIC_TARGET=bin/libwbclient.a
 if test $BLDSHARED = true -a x"$HAVE_WINBIND" = x"yes" -a x"$BUILD_LIBWBCLIENT_SHARED" = x"yes"; then
        NSS_MODULES="${WINBIND_NSS} ${WINBIND_WINS_NSS}"
        ## Only worry about libwbclient if we have shared library support
        ## and winbindd
-        LIBWBCLIENT_SHARED=bin/libwbclient.$SHLIBEXT
+        LIBWBCLIENT_SHARED=$LIBWBCLIENT_SHARED_TARGET
         LIBWBCLIENT=libwbclient
        INSTALL_LIBWBCLIENT=installlibwbclient
        UNINSTALL_LIBWBCLIENT=uninstalllibwbclient
        WINBIND_LIBS="-lwbclient"
 else
-       LIBWBCLIENT_STATIC=bin/libwbclient.a
+       LIBWBCLIENT_STATIC=$LIBWBCLIENT_STATIC_TARGET
 fi
 
 if test x"$HAVE_WINBIND" = x"yes"; then
@@ -6396,6 +5676,7 @@ AC_SUBST(WINBIND_NSS_LDSHFLAGS)
 AC_SUBST(WINBIND_NSS_EXTRA_OBJS)
 AC_SUBST(WINBIND_NSS_EXTRA_LIBS)
 AC_SUBST(NSSSONAMEVERSIONSUFFIX)
+AC_SUBST(PAM_WINBIND_EXTRA_LIBS)
 
 AC_SUBST(WINBIND_KRB5_LOCATOR)
 
@@ -6590,7 +5871,7 @@ done
 
 dnl Always build these modules static
 MODULE_rpc_spoolss=STATIC
-MODULE_rpc_srvsvc2=STATIC
+MODULE_rpc_srvsvc=STATIC
 MODULE_idmap_tdb=STATIC
 MODULE_idmap_passdb=STATIC
 MODULE_idmap_nss=STATIC
@@ -6631,7 +5912,7 @@ SMB_MODULE(rpc_svcctl2, \$(RPC_SVCCTL_OBJ), "bin/librpc_svcctl2.$SHLIBEXT", RPC)
 SMB_MODULE(rpc_ntsvcs2, \$(RPC_NTSVCS_OBJ), "bin/librpc_ntsvcs2.$SHLIBEXT", RPC)
 SMB_MODULE(rpc_netlogon, \$(RPC_NETLOG_OBJ), "bin/librpc_NETLOGON.$SHLIBEXT", RPC)
 SMB_MODULE(rpc_netdfs, \$(RPC_DFS_OBJ), "bin/librpc_netdfs.$SHLIBEXT", RPC)
-SMB_MODULE(rpc_srvsvc2, \$(RPC_SVC_OBJ), "bin/librpc_svcsvc2.$SHLIBEXT", RPC)
+SMB_MODULE(rpc_srvsvc, \$(RPC_SVC_OBJ), "bin/librpc_svcsvc.$SHLIBEXT", RPC)
 SMB_MODULE(rpc_spoolss, \$(RPC_SPOOLSS_OBJ), "bin/librpc_spoolss.$SHLIBEXT", RPC)
 SMB_MODULE(rpc_eventlog2, \$(RPC_EVENTLOG_OBJ), "bin/librpc_eventlog2.$SHLIBEXT", RPC)
 SMB_MODULE(rpc_samr, \$(RPC_SAMR_OBJ), "bin/librpc_samr.$SHLIBEXT", RPC)
@@ -6697,6 +5978,7 @@ SMB_MODULE(vfs_gpfs, \$(VFS_GPFS_OBJ), "bin/gpfs.$SHLIBEXT", VFS)
 SMB_MODULE(vfs_readahead, \$(VFS_READAHEAD_OBJ), "bin/readahead.$SHLIBEXT", VFS)
 SMB_MODULE(vfs_tsmsm, \$(VFS_TSMSM_OBJ), "bin/tsmsm.$SHLIBEXT", VFS)
 SMB_MODULE(vfs_fileid, \$(VFS_FILEID_OBJ), "bin/fileid.$SHLIBEXT", VFS)
+SMB_MODULE(vfs_aio_fork, \$(VFS_AIO_FORK_OBJ), "bin/aio_fork.$SHLIBEXT", VFS)
 SMB_MODULE(vfs_syncops, \$(VFS_SYNCOPS_OBJ), "bin/syncops.$SHLIBEXT", VFS)
 SMB_MODULE(vfs_zfsacl, \$(VFS_ZFSACL_OBJ), "bin/zfsacl.$SHLIBEXT", VFS)
 SMB_MODULE(vfs_notify_fam, \$(VFS_NOTIFY_FAM_OBJ), "bin/notify_fam.$SHLIBEXT", VFS)