XSLBASE made back-redefinable

git-svn-id: http://svn.osgeo.org/postgis/trunk@1608 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/Makefile b/doc/Makefile
index e7f1565710e703b2991d36df83058656946d4672..7485ad175f5122cd80cbd27b637f24ce332be270 100644 (file)
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -5,7 +5,7 @@ include ../Version.config
 
 LAST_RELEASE_VERSION = $(SO_MAJOR_VERSION).$(SO_MINOR_VERSION).$(SO_MICRO_VERSION)
 
-XSLBASE=/usr/share/sgml/docbook/xsl-stylesheets
+XSLBASE?=/usr/share/sgml/docbook/xsl-stylesheets
 #XSLBASE = /usr/share/xml/docbook/stylesheet/nwalsh
 
 all: html