diff --git a/doc/docbook.sh b/doc/docbook.sh
deleted file mode 100755
index 620374f..0000000
--- a/doc/docbook.sh
+++ /dev/null
@@ -1,210 +0,0 @@
-#!/bin/sh
-#$Id$
-#Copyright (c) 2012-2015 Pierre Pronchery <khorben@defora.org>
-#
-#Redistribution and use in source and binary forms, with or without
-#modification, are permitted provided that the following conditions are met:
-#
-# * Redistributions of source code must retain the above copyright notice, this
-#   list of conditions and the following disclaimer.
-# * Redistributions in binary form must reproduce the above copyright notice,
-#   this list of conditions and the following disclaimer in the documentation
-#   and/or other materials provided with the distribution.
-#
-#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-#AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-#IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-#DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-#FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-#DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-#SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-#CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-#OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-#OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
-
-#variables
-PREFIX="/usr/local"
-[ -f "../config.sh" ] && . "../config.sh"
-PROGNAME="docbook.sh"
-#executables
-DEBUG="_debug"
-FOP="fop"
-INSTALL="install -m 0644"
-MKDIR="mkdir -m 0755 -p"
-RM="rm -f"
-XMLLINT="xmllint"
-XSLTPROC="xsltproc --nonet --xinclude"
-
-
-#functions
-#debug
-_debug()
-{
-	echo "$@" 1>&3
-	"$@"
-}
-
-
-#docbook
-_docbook()
-{
-	target="$1"
-
-	source="${target%.*}.xml"
-	[ -f "$source" ] || source="${source#$OBJDIR}"
-	ext="${target##*.}"
-	ext="${ext##.}"
-	case "$ext" in
-		html)
-			XSL="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl"
-			[ -f "${source%.*}.xsl" ] && XSL="${source%.*}.xsl"
-			[ -f "${target%.*}.xsl" ] && XSL="${target%.*}.xsl"
-			if [ -f "${target%.*}.css.xml" ]; then
-				XSLTPROC="$XSLTPROC --param custom.css.source \"${target%.*}.css.xml\" --param generate.css.header 1"
-			elif [ -f "${source%.*}.css.xml" ]; then
-				XSLTPROC="$XSLTPROC --param custom.css.source \"${source%.*}.css.xml\" --param generate.css.header 1"
-			fi
-			$DEBUG $XSLTPROC -o "$target" "$XSL" "$source"
-			;;
-		pdf)
-			XSL="http://docbook.sourceforge.net/release/xsl/current/fo/docbook.xsl"
-			[ -f "${source%.*}.xsl" ] && XSL="${source%.*}.xsl"
-			[ -f "${target%.*}.xsl" ] && XSL="${target%.*}.xsl"
-			$DEBUG $XSLTPROC -o "${target%.*}.fo" "$XSL" "$source" &&
-			$DEBUG $FOP -fo "${target%.*}.fo" -pdf "$target"
-			$RM -- "${target%.*}.fo"
-			;;
-		1|2|3|4|5|6|7|8|9)
-			XSL="http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl"
-			$DEBUG $XSLTPROC -o "$target" "$XSL" "$source"
-			;;
-		*)
-			_error "$target: Unknown type"
-			return 2
-			;;
-	esac
-
-	if [ $? -ne 0 ]; then
-		_error "$target: Could not create page"
-		$RM -- "$target"
-		return 2
-	fi
-}
-
-
-#error
-_error()
-{
-	echo "$PROGNAME: $@" 1>&2
-	return 2
-}
-
-
-#usage
-_usage()
-{
-	echo "Usage: $PROGNAME [-c|-i|-u][-P prefix] target..." 1>&2
-	return 1
-}
-
-
-#main
-clean=0
-install=0
-uninstall=0
-while getopts "ciuP:" name; do
-	case "$name" in
-		c)
-			clean=1
-			;;
-		i)
-			uninstall=0
-			install=1
-			;;
-		u)
-			install=0
-			uninstall=1
-			;;
-		P)
-			PREFIX="$OPTARG"
-			;;
-		?)
-			_usage
-			exit $?
-			;;
-	esac
-done
-shift $((OPTIND - 1))
-if [ $# -eq 0 ]; then
-	_usage
-	exit $?
-fi
-
-#check the variables
-if [ -z "$PACKAGE" ]; then
-	_error "The PACKAGE variable needs to be set"
-	exit $?
-fi
-
-[ -z "$DATADIR" ] && DATADIR="$PREFIX/share"
-[ -z "$MANDIR" ] && MANDIR="$DATADIR/man"
-
-exec 3>&1
-while [ $# -gt 0 ]; do
-	target="$1"
-	shift
-
-	#determine the type
-	ext="${target##*.}"
-	ext="${ext##.}"
-	case "$ext" in
-		html)
-			instdir="$DATADIR/doc/$ext/$PACKAGE"
-			source="${target#$OBJDIR}"
-			source="${source%.*}.xml"
-			xpath="string(/refentry/refmeta/manvolnum)"
-			section=$($XMLLINT --xpath "$xpath" "$source")
-			if [ $? -eq 0 -a -n "$section" ]; then
-				instdir="$DATADIR/man/html$section"
-			fi
-			;;
-		pdf)
-			instdir="$DATADIR/doc/$ext/$PACKAGE"
-			;;
-		1|2|3|4|5|6|7|8|9)
-			instdir="$MANDIR/man$ext"
-			;;
-		*)
-			_error "$target: Unknown type"
-			exit 2
-			;;
-	esac
-
-	#clean
-	[ "$clean" -ne 0 ] && continue
-
-	#uninstall
-	if [ "$uninstall" -eq 1 ]; then
-		target="${target#$OBJDIR}"
-		$DEBUG $RM -- "$instdir/$target"		|| exit 2
-		continue
-	fi
-
-	#install
-	if [ "$install" -eq 1 ]; then
-		source="${target#$OBJDIR}"
-		dirname=
-		if [ "${source%/*}" != "$source" ]; then
-			dirname="/${source%/*}"
-		fi
-		$DEBUG $MKDIR -- "$instdir$dirname"		|| exit 2
-		$DEBUG $INSTALL "$target" "$instdir/$source"	|| exit 2
-		continue
-	fi
-
-	#create
-	#XXX ignore errors
-	_docbook "$target"					|| break
-done