PRODUCT_BUILD_DIR=${PRODUCT_DIR}_build
mkdir -p ${PRODUCT_BUILD_DIR} >& /dev/null
-./b2 --prefix=${PRODUCT_DIR} toolset=gcc variant=release runtime-link=shared threading=multi --build-dir=${PRODUCT_BUILD_DIR} install >& ${PRODUCT_DIR}/INSTALL.LOG
+./b2 --prefix=${PRODUCT_DIR} --layout=tagged toolset=gcc variant=release runtime-link=shared threading=multi --build-dir=${PRODUCT_BUILD_DIR} install >& ${PRODUCT_DIR}/INSTALL.LOG
if [ "$?" -ne "0" ] ; then
cat ${PRODUCT_DIR}/INSTALL.LOG