--- configure.in
+++ configure.in
@@ -481,10 +481,12 @@
 AC_DEFINE_UNQUOTED(POWEROFF_CMD, "$POWEROFF_CMD", path to the poweroff command)
 AC_DEFINE_UNQUOTED(POWEROFF_OPTIONS, "$POWEROFF_OPTIONS", poweroff options)
 
-AC_PATH_PROGS(XSLTPROC, xsltproc)
-AM_CONDITIONAL(BUILD_DOC, test "x$XSLTPROC" != "x" )
-if test "x$XSLTPROC" = "x"; then
-   AC_MSG_WARN([xsltproc not installed, unable to (re-)build manual pages])
-fi
+AC_ARG_ENABLE([doc],
+	AS_HELP_STRING([--enable-doc],[Build documentation]))
+
+AS_IF([test "x$enable_doc" = "xyes"], [
+	AC_PATH_PROGS(XSLTPROC, xsltproc)
+])
+AM_CONDITIONAL([BUILD_DOC], [test "x$enable_doc" = "xyes"] )
 AC_SUBST(XSLTPROC)
 
--- doc/Makefile.am
+++ doc/Makefile.am	2010-06-20 22:04:12.649433890 +0000
@@ -18,7 +18,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #
 
-STYLESHEET_PREFIX 	?= http://docbook.sourceforge.net/release/xsl/current
+STYLESHEET_PREFIX 	?= /usr/share/sgml/docbook/xsl-stylesheets/
 MANPAGES_STYLESHEET 	?= $(STYLESHEET_PREFIX)/manpages/docbook.xsl
 HTML_STYLESHEET 	?= $(STYLESHEET_PREFIX)/xhtml/docbook.xsl
 FO_STYLESHEET 		?= $(STYLESHEET_PREFIX)/fo/docbook.xsl