case $THIS_SUB_DEPENDS in
   embedded|EMBEDDED) echo "Embbeded mysql requested, forcing it."  &&
                      MADB_OPTS="--with-embedded-server $MADB_OPTS"          ;;
   innodb|INNODB)   echo "InnoDB storage engine support requested, forcing it."  &&
                    if [ "$MADB_ENGINES" == "none" ]; then
                        MADB_ENGINES="innodb_plugin"
                    else
                        MADB_ENGINES="innodb_plugin $MADB_ENGINES"
                    fi  ;;
   *)               echo "unknown sub-depends!"; return 1         ;;
esac
