diff --git a/checkin_notes b/checkin_notes
index 32c8b173aa..3b999e7c83 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -7916,3 +7916,13 @@ David  18 Sept 2009
 
     client/
         pers_file_xfer.cpp
+
+David  18 Sept 2009
+    - Unix build: delete some unused files
+
+    removed:
+    export-tarball
+    mkinstalldirs
+    fix-repository-20040202
+    nightly-tarball
+    install-sh
diff --git a/export-tarball b/export-tarball
deleted file mode 100755
index 2956a27cde..0000000000
--- a/export-tarball
+++ /dev/null
@@ -1,107 +0,0 @@
-#!/bin/sh
-
-## $Id$
-
-# Create a tarball from CVS or SVN export.
-
-# example usage:
-
-# CVSROOT=/usr/local/warez/cvsroot                                             \
-#     CHECKOUT='cvs export -r HEAD boinc'                                      \
-#     DIR='boinc'                                                              \
-#     FILENAME_TGZ="boinc-cvs-TODAY.tar.gz"                                    \
-#     FILENAME_ZIP="boinc-cvs-TODAY.zip"                                       \
-#     DESTINATION="/disks/milkyway/a/users/anderson/boinc/doc/source/nightly/" \
-#     /disks/philmor/a/users/quarl/bin/export-tarball
-
-# CHECKOUT='svn export http://svn.quarl.org/repos/coursesurvey/trunk/coursesurvey' \
-#     DIR=coursesurvey                                                         \
-#     FILENAME_TGZ="coursesurvey-rSVNREVISION.tar.gz"                          \
-#     FILENAME_ZIP="coursesurvey-rSVNREVISION.zip"                             \
-#     DESTINATION="ftp://upload.sourceforge.net/incoming"                      \
-#     /home/quarl/bin/export-tarball
-
-# Note: requires GNU tar (if you want to use other tar need to separate gzip
-# step)
-
-die()
-{
-    echo "ERROR in $0 on `hostname`:"
-    echo "$1"
-    [ "$2" ] && cat "$2"
-    exit 1
-}
-
-reqeval()
-{
-    test -n "$VERBOSE" && echo "Executing: $1"
-    eval "$1" || die "error executing: $1"
-}
-
-reqeval_log()
-{
-    test -n "$VERBOSE" && echo "Executing: $1"
-    eval "$1" > $2 2>&1 || die "error executing: $1" $2
-}
-
-upload()
-{
-    if echo "$DESTINATION" | grep '^ftp://' >/dev/null ; then
-        ftp_upload "$1"
-    else
-        file_upload "$1"
-    fi
-}
-
-file_upload()
-{
-    test -n "$VERBOSE" && echo "Putting $1 in $DESTINATION"
-    reqeval "mv $1 $DESTINATION"
-}
-
-ftp_upload()
-{
-    SERVER=`echo "$DESTINATION" | sed 's,^ftp://,,' | sed 's,/.*,,'`
-    DIRECTORY=`echo "$DESTINATION" | sed 's,^ftp://[^/]*',,`
-
-    test -n "$VERBOSE" && echo "Uploading $1 to ftp site $SERVER $DIRECTORY"
-    reqeval "ncftpput $SERVER $DIRECTORY $1"
-}
-
-if [ -z "$USER" ]; then
-    USER=$LOGNAME
-fi
-
-if ttyo 2>/dev/null ; then
-    VERBOSE=1
-fi
-
-test -n "$CHECKOUT" || die "No CHECKOUT specified"
-test -n "$DIR" || die "No DIR specified"
-test -n "$FILENAME_TGZ" -o -n "$FILENAME_ZIP" || die "No FILENAME_TGZ nor FILENAME_ZIP specified"
-test -n "$DESTINATION" || die "No DESTINATION specified"
-
-TMPDIR=/tmp/export-tarball-$$
-
-reqeval "rm -rf $TMPDIR"
-reqeval "mkdir -p $TMPDIR"
-reqeval "cd $TMPDIR"
-reqeval_log "$CHECKOUT"      checkout.log
-
-test -d "$DIR" || die "No DIR $DIR after CHECKOUT"
-
-TODAY=`date +%Y-%m-%d`
-# SVNREVISION=`svnlastchangedversion "$DIR" 2>/dev/null`
-
-FILENAME_TGZ=`echo "$FILENAME_TGZ" | sed "s/TODAY/$TODAY/"`
-FILENAME_ZIP=`echo "$FILENAME_ZIP" | sed "s/TODAY/$TODAY/"`
-
-# FILENAME_TGZ=`echo "$FILENAME_TGZ" | sed "s/SVNREVISION/$SVNREVISION/"`
-# FILENAME_ZIP=`echo "$FILENAME_ZIP" | sed "s/SVNREVISION/$SVNREVISION/"`
-
-test -n "$FILENAME_TGZ" && reqeval_log "tar czvf $FILENAME_TGZ $DIR" tar.log
-test -n "$FILENAME_ZIP" && reqeval_log "zip -r9 $FILENAME_ZIP $DIR" zip.log
-upload $FILENAME_TGZ
-upload $FILENAME_ZIP
-
-reqeval "rm -rf $TMPDIR"
diff --git a/fix-repository-20040202 b/fix-repository-20040202
deleted file mode 100755
index b37dd42cf7..0000000000
--- a/fix-repository-20040202
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-
-
-# on 2004-02-02 we made a repository change that requires you to run this script in any working copies checked out before then (otherwise you will continue to see "html_user not found" messages
-
-
-cat CVS/Entries | grep -v D/html_user | grep -v D/html_ops | grep -v D/MacBoinc > CVS/Entries
-
diff --git a/install-sh b/install-sh
deleted file mode 100755
index 0ec27bcd48..0000000000
--- a/install-sh
+++ /dev/null
@@ -1,294 +0,0 @@
-#!/bin/sh
-#
-# install - install a program, script, or datafile
-#
-# This originates from X11R5 (mit/util/scripts/install.sh), which was
-# later released in X11R6 (xc/config/util/install.sh) with the
-# following copyright and license.
-#
-# Copyright (C) 1994 X Consortium
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to
-# deal in the Software without restriction, including without limitation the
-# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
-# sell copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
-# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
-# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-#
-# Except as contained in this notice, the name of the X Consortium shall not
-# be used in advertising or otherwise to promote the sale, use or other deal-
-# ings in this Software without prior written authorization from the X Consor-
-# tium.
-#
-#
-# FSF changes to this file are in the public domain.
-#
-# Calling this script install-sh is preferred over install.sh, to prevent
-# `make' implicit rules from creating a file called install from it
-# when there is no Makefile.
-#
-# This script is compatible with the BSD install script, but was written
-# from scratch.  It can only install one file at a time, a restriction
-# shared with many OS's install programs.
-
-
-# set DOITPROG to echo to test this script
-
-# Don't use :- since 4.3BSD and earlier shells don't like it.
-doit="${DOITPROG-}"
-
-
-# put in absolute paths if you don't have them in your path; or use env. vars.
-
-mvprog="${MVPROG-mv}"
-cpprog="${CPPROG-cp}"
-chmodprog="${CHMODPROG-chmod}"
-chownprog="${CHOWNPROG-chown}"
-chgrpprog="${CHGRPPROG-chgrp}"
-stripprog="${STRIPPROG-strip}"
-rmprog="${RMPROG-rm}"
-mkdirprog="${MKDIRPROG-mkdir}"
-
-transformbasename=""
-transform_arg=""
-instcmd="$mvprog"
-chmodcmd="$chmodprog 0755"
-chowncmd=""
-chgrpcmd=""
-stripcmd=""
-rmcmd="$rmprog -f"
-mvcmd="$mvprog"
-src=""
-dst=""
-dir_arg=""
-
-while [ x"$1" != x ]; do
-    case $1 in
-	-c) instcmd=$cpprog
-	    shift
-	    continue;;
-
-	-d) dir_arg=true
-	    shift
-	    continue;;
-
-	-m) chmodcmd="$chmodprog $2"
-	    shift
-	    shift
-	    continue;;
-
-	-o) chowncmd="$chownprog $2"
-	    shift
-	    shift
-	    continue;;
-
-	-g) chgrpcmd="$chgrpprog $2"
-	    shift
-	    shift
-	    continue;;
-
-	-s) stripcmd=$stripprog
-	    shift
-	    continue;;
-
-	-t=*) transformarg=`echo $1 | sed 's/-t=//'`
-	    shift
-	    continue;;
-
-	-b=*) transformbasename=`echo $1 | sed 's/-b=//'`
-	    shift
-	    continue;;
-
-	*)  if [ x"$src" = x ]
-	    then
-		src=$1
-	    else
-		# this colon is to work around a 386BSD /bin/sh bug
-		:
-		dst=$1
-	    fi
-	    shift
-	    continue;;
-    esac
-done
-
-if [ x"$src" = x ]
-then
-	echo "$0: no input file specified" >&2
-	exit 1
-else
-	:
-fi
-
-if [ x"$dir_arg" != x ]; then
-	dst=$src
-	src=""
-
-	if [ -d "$dst" ]; then
-		instcmd=:
-		chmodcmd=""
-	else
-		instcmd=$mkdirprog
-	fi
-else
-
-# Waiting for this to be detected by the "$instcmd $src $dsttmp" command
-# might cause directories to be created, which would be especially bad
-# if $src (and thus $dsttmp) contains '*'.
-
-	if [ -f "$src" ] || [ -d "$src" ]
-	then
-		:
-	else
-		echo "$0: $src does not exist" >&2
-		exit 1
-	fi
-
-	if [ x"$dst" = x ]
-	then
-		echo "$0: no destination specified" >&2
-		exit 1
-	else
-		:
-	fi
-
-# If destination is a directory, append the input filename; if your system
-# does not like double slashes in filenames, you may need to add some logic
-
-	if [ -d "$dst" ]
-	then
-		dst=$dst/`basename "$src"`
-	else
-		:
-	fi
-fi
-
-## this sed command emulates the dirname command
-dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
-
-# Make sure that the destination directory exists.
-#  this part is taken from Noah Friedman's mkinstalldirs script
-
-# Skip lots of stat calls in the usual case.
-if [ ! -d "$dstdir" ]; then
-defaultIFS='
-	'
-IFS="${IFS-$defaultIFS}"
-
-oIFS=$IFS
-# Some sh's can't handle IFS=/ for some reason.
-IFS='%'
-set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
-IFS=$oIFS
-
-pathcomp=''
-
-while [ $# -ne 0 ] ; do
-	pathcomp=$pathcomp$1
-	shift
-
-	if [ ! -d "$pathcomp" ] ;
-        then
-		$mkdirprog "$pathcomp"
-	else
-		:
-	fi
-
-	pathcomp=$pathcomp/
-done
-fi
-
-if [ x"$dir_arg" != x ]
-then
-	$doit $instcmd "$dst" &&
-
-	if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dst"; else : ; fi &&
-	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dst"; else : ; fi &&
-	if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dst"; else : ; fi &&
-	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dst"; else : ; fi
-else
-
-# If we're going to rename the final executable, determine the name now.
-
-	if [ x"$transformarg" = x ]
-	then
-		dstfile=`basename "$dst"`
-	else
-		dstfile=`basename "$dst" $transformbasename |
-			sed $transformarg`$transformbasename
-	fi
-
-# don't allow the sed command to completely eliminate the filename
-
-	if [ x"$dstfile" = x ]
-	then
-		dstfile=`basename "$dst"`
-	else
-		:
-	fi
-
-# Make a couple of temp file names in the proper directory.
-
-	dsttmp=$dstdir/#inst.$$#
-	rmtmp=$dstdir/#rm.$$#
-
-# Trap to clean up temp files at exit.
-
-	trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0
-	trap '(exit $?); exit' 1 2 13 15
-
-# Move or copy the file name to the temp name
-
-	$doit $instcmd "$src" "$dsttmp" &&
-
-# and set any options; do chmod last to preserve setuid bits
-
-# If any of these fail, we abort the whole thing.  If we want to
-# ignore errors from any of these, just make sure not to ignore
-# errors from the above "$doit $instcmd $src $dsttmp" command.
-
-	if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dsttmp"; else :;fi &&
-	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dsttmp"; else :;fi &&
-	if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dsttmp"; else :;fi &&
-	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dsttmp"; else :;fi &&
-
-# Now remove or move aside any old file at destination location.  We try this
-# two ways since rm can't unlink itself on some systems and the destination
-# file might be busy for other reasons.  In this case, the final cleanup
-# might fail but the new file should still install successfully.
-
-{
-	if [ -f "$dstdir/$dstfile" ]
-	then
-		$doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null ||
-		$doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null ||
-		{
-		  echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
-		  (exit 1); exit
-		}
-	else
-		:
-	fi
-} &&
-
-# Now rename the file to the real destination.
-
-	$doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
-
-fi &&
-
-# The final little trick to "correctly" pass the exit status to the exit trap.
-
-{
-	(exit 0); exit
-}
diff --git a/mkinstalldirs b/mkinstalldirs
deleted file mode 100755
index d2d5f21b61..0000000000
--- a/mkinstalldirs
+++ /dev/null
@@ -1,111 +0,0 @@
-#! /bin/sh
-# mkinstalldirs --- make directory hierarchy
-# Author: Noah Friedman <friedman@prep.ai.mit.edu>
-# Created: 1993-05-16
-# Public domain
-
-errstatus=0
-dirmode=""
-
-usage="\
-Usage: mkinstalldirs [-h] [--help] [-m mode] dir ..."
-
-# process command line arguments
-while test $# -gt 0 ; do
-  case $1 in
-    -h | --help | --h*)         # -h for help
-      echo "$usage" 1>&2
-      exit 0
-      ;;
-    -m)                         # -m PERM arg
-      shift
-      test $# -eq 0 && { echo "$usage" 1>&2; exit 1; }
-      dirmode=$1
-      shift
-      ;;
-    --)                         # stop option processing
-      shift
-      break
-      ;;
-    -*)                         # unknown option
-      echo "$usage" 1>&2
-      exit 1
-      ;;
-    *)                          # first non-opt arg
-      break
-      ;;
-  esac
-done
-
-for file
-do
-  if test -d "$file"; then
-    shift
-  else
-    break
-  fi
-done
-
-case $# in
-  0) exit 0 ;;
-esac
-
-case $dirmode in
-  '')
-    if mkdir -p -- . 2>/dev/null; then
-      echo "mkdir -p -- $*"
-      exec mkdir -p -- "$@"
-    fi
-    ;;
-  *)
-    if mkdir -m "$dirmode" -p -- . 2>/dev/null; then
-      echo "mkdir -m $dirmode -p -- $*"
-      exec mkdir -m "$dirmode" -p -- "$@"
-    fi
-    ;;
-esac
-
-for file
-do
-  set fnord `echo ":$file" | sed -ne 's/^:\//#/;s/^://;s/\// /g;s/^#/\//;p'`
-  shift
-
-  pathcomp=
-  for d
-  do
-    pathcomp="$pathcomp$d"
-    case $pathcomp in
-      -*) pathcomp=./$pathcomp ;;
-    esac
-
-    if test ! -d "$pathcomp"; then
-      echo "mkdir $pathcomp"
-
-      mkdir "$pathcomp" || lasterr=$?
-
-      if test ! -d "$pathcomp"; then
-  	errstatus=$lasterr
-      else
-  	if test ! -z "$dirmode"; then
-	  echo "chmod $dirmode $pathcomp"
-    	  lasterr=""
-  	  chmod "$dirmode" "$pathcomp" || lasterr=$?
-
-  	  if test ! -z "$lasterr"; then
-  	    errstatus=$lasterr
-  	  fi
-  	fi
-      fi
-    fi
-
-    pathcomp="$pathcomp/"
-  done
-done
-
-exit $errstatus
-
-# Local Variables:
-# mode: shell-script
-# sh-indentation: 2
-# End:
-# mkinstalldirs ends here
diff --git a/nightly-tarball b/nightly-tarball
deleted file mode 100755
index 71e345f839..0000000000
--- a/nightly-tarball
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/bin/sh
-
-## $Id$
-
-# Create a nightly tarball from CVS export
-
-# need to set PATH because we might be running from a cron job.
-# on our Solaris servers, cvs is in /opt/misc/bin
-
-cd $HOME/boinc
-
-if [ -d /disks/asimov ]; then
-    PATH=/disks/philmor/a/users/quarl/local/Node-SOLARIS/bin:/disks/philmor/a/users/quarl/local/bin:/disks/philmor/a/users/quarl/bin:/usr/ccs/bin:/usr/local/cygnus:/disks/milkyway/a/users/anderson/seti/bin:/opt/misc/bin:/usr/ucb:/usr/bin:/usr/local/bin
-    export PATH
-fi
-
-    CVS_RSH=/usr/bin/ssh \
-    CVSROOT=:ext:boincadm@milkyway.ssl.berkeley.edu:/usr/local/warez/cvsroot \
-    CHECKOUT='cvs export -r HEAD boinc && (cd boinc && ./_autosetup)'          \
-    DIR=boinc                                                                  \
-    FILENAME_TGZ="boinc-cvs-TODAY.tar.gz"                                      \
-    FILENAME_ZIP="boinc-cvs-TODAY.zip"                                         \
-    DESTINATION="/home/boincadm/boinc/doc/source/nightly/"   \
-    ./export-tarball
-
-    CVS_RSH=/usr/bin/ssh \
-    CVSROOT=:ext:boincadm@milkyway.ssl.berkeley.edu:/usr/local/warez/cvsroot \
-    CHECKOUT='cvs export -r stable boinc && (cd boinc && ./_autosetup)' \
-    DIR=boinc \
-    FILENAME_TGZ="boinc_stable-cvs-TODAY.tar.gz"                               \
-    FILENAME_ZIP="boinc_stable-cvs-TODAY.zip"                                  \
-    DESTINATION="/home/boincadm/boinc/doc/source/nightly/"   \
-    ./export-tarball