mk_source_dir  ${SOURCE_DIRECTORY}    &&
cd  ${BUILD_DIRECTORY}                &&
unpack  ${SOURCE}   ${MD5[0]}         &&
unpack  ${SOURCE2}  ${MD5[1]}         &&
unpack  ${SOURCE3}  ${MD5[2]}         &&
unpack  ${SOURCE4}  ${MD5[3]}         &&
cd  ${SOURCE_DIRECTORY}
