case $# in
1)	;;
*)	echo $0 directory ; exit 1 ;;
esac
DDIR=/usr/em/distr
case $1 in
/*)	DESTDIR=$1 ;;
*)	DESTDIR=`pwd`/$1 ;;
esac
DS=$DDIR/mks
DD=$DDIR/mkd
DF=$DDIR/mkf
DA=$DDIR/mka
export DESTDIR DS DD DF DA
$DDIR/dwalk
