#! /bin/shHOST=nic.ddn.milPATH=/bin:/usr/bin:/usr/local/bin:/usr/ucbpub=/userb/abv/.rfcumask 022for ido	if test $i = "index"	then		i="-index"	fi	if test ! -r $pub/$i -a ! -r $pub/$i".Z" -o $i = "-index"	then		trap "rm -f $pub/$i; echo Transfer interrupted - $pub/$i removed; exit 1" 1 2 3 13 15 24 25		ftp -n ${HOST}  >/dev/null <<!user anonymous guestbinaryget rfc/rfc$i.txt $pub/$iquit!		trap 1 2 3 13 15 24 25	fi	if test -r $pub/$i	then		cat $pub/$i	elif test -r $pub/$i".Z"	then		zcat $pub/$i	else		echo Could not retrieve RFC $i 	fidonechmod 666 $pub/-index >/dev/null 2>&1