check_jb tar xfz ${SOURCE_DIR}/${PRODUCT}.tar.gz -C ${PRODUCT_DIR}
+# modify libdir
+cd ${PRODUCT_DIR}/lib
+for l in `find $ldir -name "*.la"`; do
+sed -e "s%^libdir='\(.*\)'%libdir='${PRODUCT_DIR}/lib'%g" $l > $l"_"
+chmod -f --reference=$l $l"_" ; mv -f $l"_" $l
+done
+
# to generate environment script for sources
try_preinstalled
}