set DAY=`date|nawk '{print $3}'`
set DIR1=/u500/oracle/mydb/oraarc

foreach lg (`ls ${DIR1} | grep arc | grep -v Z`)

    set FILE_DATE=`ls -l ${DIR1}/${lg} |nawk '{print $7}'`

    if ( ${DAY} != ${FILE_DATE} ) then

        rm ${DIR1}/${lg}

    endif
end

host1:abc>>cat Properties.cfg 
#this is a comment
#basedir=/home/abc
basedir=/home/teuser/logs
basedir2=/tmp
archivedays=7
delete_archive=30

host1:abc>>cat t.ksh 
#LST=`egrep -w "basedir|archivedays|delete_archive" Properties.cfg | grep -v "#" | xargs`
LST=`egrep -w "^basedir|^archivedays|^delete_archive" Properties.cfg | xargs`
for VAR in $LST
do
  export $VAR
done
echo "basedir $basedir"
echo "archivedays $archivedays"
echo "delete_archive $delete_archive"

host1:abc>>t.ksh 
basedir /home/teuser/logs
archivedays 7
delete_archive 30