n=`expr $n + 1`
ret=0
echo_i "check that unixtime serial number is correctly generated ($n)"
-oldserial=`$DIG $DIGOPTS +short unixtime.nil. soa @10.53.0.1 | awk '{print $3}'` || ret=1
+$DIG $DIGOPTS +short unixtime.nil. soa @10.53.0.1 > dig.out.old.test$n || ret=1
+oldserial=`awk '{print $3}' dig.out.old.test$n` || ret=1
$NSUPDATE <<END > /dev/null 2>&1 || ret=1
server 10.53.0.1 ${PORT}
ttl 600
END
now=`$PERL -e 'print time()."\n";'`
sleep 1
-serial=`$DIG $DIGOPTS +short unixtime.nil. soa @10.53.0.1 | awk '{print $3}'` || ret=1
+$DIG $DIGOPTS +short unixtime.nil. soa @10.53.0.1 > dig.out.new.test$n || ret=1
+serial=`awk '{print $3}' dig.out.new.test$n` || ret=1
[ "$oldserial" -ne "$serial" ] || ret=1
# allow up to 2 seconds difference between the serial
# number and the unix epoch date but no more