--- configure.orig	2008-08-30 08:23:22.000000000 +0200
+++ configure	2008-08-30 08:24:20.000000000 +0200
@@ -25171,7 +25171,9 @@
 _ACEOF
 
 
+if [ -z "${BROWSER_PLUGIN_DIR}" ]; then
 	BROWSER_PLUGIN_DIR="${BROWSER_PLUGIN_DIR:-"\${libdir}/mozilla/plugins"}"
+fi
 
 
 
