diff --git a/Makefile.am b/Makefile.am
index 4cfea830..28043555 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -34,8 +34,6 @@ EXTRA_DIST = bootstrap.sh \
 	     README.md \
 	     ASSIGNMENT_OF_COPYRIGHT.pdf \
 	     Changelog \
-	     python-prefix.py \
-	     revision.sh \
 	     .version \
 	     .version.date
 
diff --git a/python-prefix.py b/python-prefix.py
deleted file mode 100755
index 20a50d75..00000000
--- a/python-prefix.py
+++ /dev/null
@@ -1,36 +0,0 @@
-#!/usr/bin/env python
-
-import os.path
-import site
-import sys
-
-
-def main():
-    """
-    Check if the given prefix is included in sys.path for the given
-    python version; if not find an alternate valid prefix.  Print the
-    result to standard out.
-    """
-    if len(sys.argv) != 3:
-        msg = "usage: %s <prefix> <python version>\n" % os.path.basename(sys.argv[0])
-        sys.stderr.write(msg)
-        return 1
-    python_prefix = sys.argv[1]
-    python_version = sys.argv[2]
-    path = "%s/lib/python%s" % (python_prefix, python_version)
-    path = os.path.normpath(path)
-    if path[-1] != "/":
-        path += "/"
-    prefix = None
-    for p in sys.path:
-        if p.startswith(path):
-            prefix = python_prefix
-            break
-    if not prefix:
-        prefix = site.PREFIXES[-1]
-    sys.stdout.write("%s\n" % prefix)
-    return 0
-
-
-if __name__ == "__main__":
-    sys.exit(main())
diff --git a/revision.sh b/revision.sh
deleted file mode 100755
index 661506fe..00000000
--- a/revision.sh
+++ /dev/null
@@ -1,173 +0,0 @@
-#!/bin/sh
-
-usage()
-{
-    echo "usage: $(basename $0) (-d | <base version> [<version suffix>])" >&2
-    exit $1
-}
-
-func=revision
-while getopts dh f; do
-    case $f in
-        d)
-            func=date
-            ;;
-
-        h)
-            usage 0
-            ;;
-
-        *)
-            usage 1
-            ;;
-    esac
-done
-shift $(($OPTIND - 1))
-
-case $func in
-    revision)
-        if [ $# -lt 1 -o $# -gt 2 ]; then
-            usage 1
-        fi
-        ;;
-
-    date)
-        if [ $# -gt 0 ]; then
-            usage 1
-        fi
-        ;;
-
-    *)
-        usage 1
-        ;;
-esac
-
-_revision()
-{
-    if [ -r .version ]; then
-        cat .version
-    else
-        echo $1$2
-    fi
-}
-
-git_revision()
-{
-    local ver versuffix describe untagged commits branch sha dirty
-
-    ver=$1
-    versuffix=$2
-
-    describe=$(git describe --tags --dirty  2> /dev/null)
-    if [ "$describe" ]; then
-        echo "$describe" | sed -e 's/^release-//'
-        return
-    fi
-
-    if [ ! "$(git tag -l release-$ver)" ]; then
-        untagged=".untagged"
-    else
-        commits=$(git rev-list release-${ver}^..HEAD | wc -l)
-        if [ $commits -eq 0 ]; then
-            commits=""
-        else
-            commits=".$commits"
-        fi
-    fi
-
-    branch=$(git rev-parse --abbrev-ref HEAD)
-    if [ "$branch" = master ]; then
-        branch=""
-    else
-        branch=".$(echo -n $branch | tr -sC '.[:alnum:]' '[.*]')"
-    fi
-
-    if [ "$untagged" -o "$commits" ]; then
-        sha=.g$(git log -1 --pretty="%h")
-    fi
-
-    if ! git diff --quiet; then
-        dirty=".dirty"
-    else
-        dirty=""
-    fi
-
-    echo ${ver}${versuffix}${untagged}${commits}${branch}${sha}${dirty}
-}
-
-svn_revision()
-{
-    local ver versuffix tagrev untagged commits rev dirty
-
-    ver=$1
-    versuffix=$2
-
-    tagrev=$(svn log -q ^/tags/release-$ver --limit 1 2> /dev/null | \
-        awk '/^r/ {print $1}')
-    if [ ! "$tagrev" ];then
-        untagged=".untagged"
-    else
-        commits=$(svn log -q -r $tagrev:HEAD | grep '^r' | wc -l)
-        if [ $commits -eq 0 ]; then
-            commits=""
-        else
-            commits=".$commits"
-        fi
-    fi
-
-    if [ "$untagged" -o "$commits" ]; then
-        rev=.s$(svn info | awk '/^Revision:/ {print $2}')
-    fi
-
-    if (svn status -q | grep -q .); then
-        dirty=".dirty"
-    fi
-
-    echo ${ver}${versuffix}${untagged}${commits}${rev}${dirty}
-}
-
-_date()
-{
-    if [ -r .version.date ]; then
-        cat .version.date
-    else
-        date '+%Y%m%d'
-    fi
-}
-
-git_date()
-{
-    local date
-
-    if git diff --quiet; then
-        date=$(git log -1 --format='%ci' | \
-            awk '{gsub("-", "", $1); print $1}')
-    else
-        date=$(_date)
-    fi
-
-    echo $date
-}
-
-svn_date()
-{
-    local date
-
-    if ! (svn status -q | grep -q .); then
-        date=$(svn log -q --limit 1 | \
-            awk '/^r[0-9]+/ {gsub("-", "", $5); print $5}')
-    else
-        date=$(_date)
-    fi
-
-    echo $date
-}
-
-repo=""
-if test -d .git || git rev-parse --git-dir > /dev/null 2>&1; then
-    repo=git
-elif test -d .svn || svn info > /dev/null 2>&1; then
-    repo=svn
-fi
-
-${repo}_${func} "$@"