Merging upstream version 1:9.16.48.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 179 insertions, 169 deletions

diff --git a/bin/tests/system/wildcard/ns1/sign.sh b/bin/tests/system/wildcard/ns1/sign.sh
index 493b057..180b154 100755
--- a/bin/tests/system/wildcard/ns1/sign.sh
+++ b/bin/tests/system/wildcard/ns1/sign.sh
@@ -28,12 +28,12 @@ zonefile=nsec.db
 outfile=nsec.db.signed
 dssets="$dssets dsset-${zone}${TP}"
 
-keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
-keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
+keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
+keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
 
-cat $infile $keyname1.key $keyname2.key > $zonefile
+cat $infile $keyname1.key $keyname2.key >$zonefile
 
-$SIGNER -o $zone -f $outfile $zonefile > /dev/null 2> signer.err || cat signer.err
+$SIGNER -o $zone -f $outfile $zonefile >/dev/null 2>signer.err || cat signer.err
 echo_i "signed $zone"
 
 zone=private.nsec
@@ -41,15 +41,15 @@ infile=private.nsec.db.in
 zonefile=private.nsec.db
 outfile=private.nsec.db.signed
 
-keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
-keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
+keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
+keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
 
-cat $infile $keyname1.key $keyname2.key > $zonefile
+cat $infile $keyname1.key $keyname2.key >$zonefile
 
-$SIGNER -o $zone -f $outfile $zonefile > /dev/null 2> signer.err || cat signer.err
+$SIGNER -o $zone -f $outfile $zonefile >/dev/null 2>signer.err || cat signer.err
 echo_i "signed $zone"
 
-keyfile_to_static_ds $keyname2 > private.nsec.conf
+keyfile_to_static_ds $keyname2 >private.nsec.conf
 
 zone=nsec3
 infile=nsec3.db.in
@@ -57,12 +57,12 @@ zonefile=nsec3.db
 outfile=nsec3.db.signed
 dssets="$dssets dsset-${zone}${TP}"
 
-keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
-keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
+keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
+keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
 
-cat $infile $keyname1.key $keyname2.key > $zonefile
+cat $infile $keyname1.key $keyname2.key >$zonefile
 
-$SIGNER -3 - -H 10 -o $zone -f $outfile $zonefile > /dev/null 2> signer.err || cat signer.err
+$SIGNER -3 - -H 10 -o $zone -f $outfile $zonefile >/dev/null 2>signer.err || cat signer.err
 echo_i "signed $zone"
 
 zone=private.nsec3
@@ -70,27 +70,27 @@ infile=private.nsec3.db.in
 zonefile=private.nsec3.db
 outfile=private.nsec3.db.signed
 
-keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
-keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
+keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
+keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
 
-cat $infile $keyname1.key $keyname2.key > $zonefile
+cat $infile $keyname1.key $keyname2.key >$zonefile
 
-$SIGNER -3 - -H 10 -o $zone -f $outfile $zonefile > /dev/null 2> signer.err || cat signer.err
+$SIGNER -3 - -H 10 -o $zone -f $outfile $zonefile >/dev/null 2>signer.err || cat signer.err
 echo_i "signed $zone"
 
-keyfile_to_static_ds $keyname2 > private.nsec3.conf
+keyfile_to_static_ds $keyname2 >private.nsec3.conf
 
 zone=.
 infile=root.db.in
 zonefile=root.db
 outfile=root.db.signed
 
-keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
-keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2> /dev/null)
+keyname1=$($KEYGEN -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
+keyname2=$($KEYGEN -f KSK -a ${DEFAULT_ALGORITHM} -n zone $zone 2>/dev/null)
 
 cat $infile $keyname1.key $keyname2.key $dssets >$zonefile
 
-$SIGNER -o $zone -f $outfile $zonefile > /dev/null 2> signer.err || cat signer.err
+$SIGNER -o $zone -f $outfile $zonefile >/dev/null 2>signer.err || cat signer.err
 echo_i "signed $zone"
 
-keyfile_to_static_ds $keyname2 > trusted.conf
+keyfile_to_static_ds $keyname2 >trusted.conf
diff --git a/bin/tests/system/wildcard/tests.sh b/bin/tests/system/wildcard/tests.sh
index f93150c..73e0c5d 100644
--- a/bin/tests/system/wildcard/tests.sh
+++ b/bin/tests/system/wildcard/tests.sh
@@ -21,252 +21,262 @@ rm -f dig.out.*
 
 DIGOPTS="+tcp +noadd +nosea +nostat +nocmd +dnssec -p ${PORT}"
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC wildcard non-existence proof is returned auth ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec +norec @10.53.0.1 > dig.out.ns1.test$n || ret=1
-grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC'  dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.nsec +norec @10.53.0.1 >dig.out.ns1.test$n || ret=1
+grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC' dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC wildcard non-existence proof is returned non-validating ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec @10.53.0.2 > dig.out.ns2.test$n || ret=1
-grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC'  dig.out.ns2.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns2.test$n > /dev/null && ret=1
+$DIG $DIGOPTS a b.wild.nsec @10.53.0.2 >dig.out.ns2.test$n || ret=1
+grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC' dig.out.ns2.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns2.test$n >/dev/null && ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC wildcard non-existence proof is returned validating ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec @10.53.0.3 > dig.out.ns3.test$n || ret=1
-grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC'  dig.out.ns3.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns3.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.nsec @10.53.0.3 >dig.out.ns3.test$n || ret=1
+grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC' dig.out.ns3.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns3.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC wildcard non-existence proof is returned validating + CD ($n)"
 ret=0
-$DIG $DIGOPTS +cd a b.wild.nsec @10.53.0.5 > dig.out.ns5.test$n || ret=1
-grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC'  dig.out.ns5.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns5.test$n > /dev/null && ret=1
+$DIG $DIGOPTS +cd a b.wild.nsec @10.53.0.5 >dig.out.ns5.test$n || ret=1
+grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC' dig.out.ns5.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns5.test$n >/dev/null && ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
-n=`expr $n + 1`
+status=$(expr $status + $ret)
+n=$(expr $n + 1)
 
 echo_i "checking that returned NSEC wildcard non-existence proof validates ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec @10.53.0.4 > dig.out.ns4.test$n || ret=1
-grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC'  dig.out.ns4.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns4.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.nsec @10.53.0.4 >dig.out.ns4.test$n || ret=1
+grep -i 'a\.wild\.nsec\..*NSEC.*nsec\..*NSEC' dig.out.ns4.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns4.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC wildcard non-existence proof is returned private, validating ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.private.nsec @10.53.0.3 > dig.out.ns3.test$n || ret=1
-grep -i 'a\.wild\.private\.nsec\..*NSEC.*private\.nsec\..*NSEC'  dig.out.ns3.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns3.test$n > /dev/null && ret=1
+$DIG $DIGOPTS a b.wild.private.nsec @10.53.0.3 >dig.out.ns3.test$n || ret=1
+grep -i 'a\.wild\.private\.nsec\..*NSEC.*private\.nsec\..*NSEC' dig.out.ns3.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns3.test$n >/dev/null && ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that returned NSEC wildcard non-existence proof for private zone validates ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.private.nsec @10.53.0.4 > dig.out.ns4.test$n || ret=1
-grep -i 'a\.wild\.private\.nsec\..*NSEC.*private\.nsec\..*NSEC'  dig.out.ns4.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns4.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.private.nsec @10.53.0.4 >dig.out.ns4.test$n || ret=1
+grep -i 'a\.wild\.private\.nsec\..*NSEC.*private\.nsec\..*NSEC' dig.out.ns4.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns4.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC3 wildcard non-existence proof is returned auth ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec3 +norec @10.53.0.1 > dig.out.ns1.test$n || ret=1
-grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A'  dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.nsec3 +norec @10.53.0.1 >dig.out.ns1.test$n || ret=1
+grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A' dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC3 wildcard non-existence proof is returned non-validating ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec3 @10.53.0.2 > dig.out.ns2.test$n || ret=1
-grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A'  dig.out.ns2.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns2.test$n > /dev/null && ret=1
+$DIG $DIGOPTS a b.wild.nsec3 @10.53.0.2 >dig.out.ns2.test$n || ret=1
+grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A' dig.out.ns2.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns2.test$n >/dev/null && ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC3 wildcard non-existence proof is returned validating ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec3 @10.53.0.3 > dig.out.ns3.test$n || ret=1
-grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A'  dig.out.ns3.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns3.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.nsec3 @10.53.0.3 >dig.out.ns3.test$n || ret=1
+grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A' dig.out.ns3.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns3.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC3 wildcard non-existence proof is returned validating + CD ($n)"
 ret=0
-$DIG $DIGOPTS +cd a b.wild.nsec3 @10.53.0.5 > dig.out.ns5.test$n || ret=1
-grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A'  dig.out.ns5.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns5.test$n > /dev/null && ret=1
+$DIG $DIGOPTS +cd a b.wild.nsec3 @10.53.0.5 >dig.out.ns5.test$n || ret=1
+grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A' dig.out.ns5.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns5.test$n >/dev/null && ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that returned NSEC3 wildcard non-existence proof validates ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.nsec3 @10.53.0.4 > dig.out.ns4.test$n || ret=1
-grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A'  dig.out.ns4.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns4.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.nsec3 @10.53.0.4 >dig.out.ns4.test$n || ret=1
+grep -i 'O3TJ8D9AJ54CBTFCQCJ3QK49CH7SF6H9\.nsec3\..*V5DLFB6UJNHR94LQ61FO607KGK12H88A' dig.out.ns4.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns4.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that NSEC3 wildcard non-existence proof is returned private, validating ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.private.nsec3 @10.53.0.3 > dig.out.ns3.test$n || ret=1
-grep -i 'UDBSP4R8OUOT6HSO39VD8B5LMOSHRD5N\.private\.nsec3\..*NSEC3.*ASDRUIB7GO00OR92S5OUGI404LT27RNU' dig.out.ns3.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns3.test$n > /dev/null && ret=1
+$DIG $DIGOPTS a b.wild.private.nsec3 @10.53.0.3 >dig.out.ns3.test$n || ret=1
+grep -i 'UDBSP4R8OUOT6HSO39VD8B5LMOSHRD5N\.private\.nsec3\..*NSEC3.*ASDRUIB7GO00OR92S5OUGI404LT27RNU' dig.out.ns3.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns3.test$n >/dev/null && ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking that returned NSEC3 wildcard non-existence proof for private zone validates ($n)"
 ret=0
-$DIG $DIGOPTS a b.wild.private.nsec3 @10.53.0.4 > dig.out.ns4.test$n || ret=1
-grep -i 'UDBSP4R8OUOT6HSO39VD8B5LMOSHRD5N\.private\.nsec3\..*NSEC3.*ASDRUIB7GO00OR92S5OUGI404LT27RNU' dig.out.ns4.test$n > /dev/null || ret=1
-grep -i 'flags:.* ad[ ;]'  dig.out.ns4.test$n > /dev/null || ret=1
+$DIG $DIGOPTS a b.wild.private.nsec3 @10.53.0.4 >dig.out.ns4.test$n || ret=1
+grep -i 'UDBSP4R8OUOT6HSO39VD8B5LMOSHRD5N\.private\.nsec3\..*NSEC3.*ASDRUIB7GO00OR92S5OUGI404LT27RNU' dig.out.ns4.test$n >/dev/null || ret=1
+grep -i 'flags:.* ad[ ;]' dig.out.ns4.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
 echo_i "checking RFC 4592 responses ..."
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: host3.example. QTYPE=MX, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 host3.example. MX IN > dig.out.ns1.test$n || ret=1
-grep '^host3.example..*IN.MX.10 host1.example.' dig.out.ns1.test$n > /dev/null || ret=1
-grep "status: NOERROR" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 1," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 host3.example. MX IN >dig.out.ns1.test$n || ret=1
+grep '^host3.example..*IN.MX.10 host1.example.' dig.out.ns1.test$n >/dev/null || ret=1
+grep "status: NOERROR" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 1," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: host3.example. QTYPE=A, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 host3.example. A IN > dig.out.ns1.test$n || ret=1
-grep "status: NOERROR" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 0," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 host3.example. A IN >dig.out.ns1.test$n || ret=1
+grep "status: NOERROR" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 0," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: foo.bar.example. QTYPE=TXT, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 foo.bar.example TXT IN > dig.out.ns1.test$n || ret=1
-grep '^foo.bar.example..*IN.TXT."this is a wildcard"' dig.out.ns1.test$n > /dev/null || ret=1
-grep "status: NOERROR" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 1," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 foo.bar.example TXT IN >dig.out.ns1.test$n || ret=1
+grep '^foo.bar.example..*IN.TXT."this is a wildcard"' dig.out.ns1.test$n >/dev/null || ret=1
+grep "status: NOERROR" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 1," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: host1.example. QTYPE=MX, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 host1.example MX IN > dig.out.ns1.test$n || ret=1
-grep "status: NOERROR" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 0," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 host1.example MX IN >dig.out.ns1.test$n || ret=1
+grep "status: NOERROR" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 0," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: host1.example. QTYPE=MX, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 host1.example MX IN > dig.out.ns1.test$n || ret=1
-grep "status: NOERROR" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 0," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 host1.example MX IN >dig.out.ns1.test$n || ret=1
+grep "status: NOERROR" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 0," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: sub.*.example. QTYPE=MX, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 "sub.*.example." MX IN > dig.out.ns1.test$n || ret=1
-grep "status: NOERROR" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 0," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 "sub.*.example." MX IN >dig.out.ns1.test$n || ret=1
+grep "status: NOERROR" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 0," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: _telnet._tcp.host1.example. QTYPE=SRV, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 _telnet._tcp.host1.example. SRV IN > dig.out.ns1.test$n || ret=1
-grep "status: NXDOMAIN" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 0," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 _telnet._tcp.host1.example. SRV IN >dig.out.ns1.test$n || ret=1
+grep "status: NXDOMAIN" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 0," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: host.subdel.example. QTYPE=A, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 host.subdel.example A IN > dig.out.ns1.test$n || ret=1
-grep "status: NOERROR" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 0," dig.out.ns1.test$n > /dev/null || ret=1
-grep "AUTHORITY: 2," dig.out.ns1.test$n > /dev/null || ret=1
-grep "subdel.example..*IN.NS.ns.example.com." dig.out.ns1.test$n > /dev/null || ret=1
-grep "subdel.example..*IN.NS.ns.example.net." dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 host.subdel.example A IN >dig.out.ns1.test$n || ret=1
+grep "status: NOERROR" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 0," dig.out.ns1.test$n >/dev/null || ret=1
+grep "AUTHORITY: 2," dig.out.ns1.test$n >/dev/null || ret=1
+grep "subdel.example..*IN.NS.ns.example.com." dig.out.ns1.test$n >/dev/null || ret=1
+grep "subdel.example..*IN.NS.ns.example.net." dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "checking RFC 4592: ghost.*.example. QTYPE=MX, QCLASS=IN ($n)"
 ret=0
-$DIG $DIGOPTS @10.53.0.1 "ghost.*.example" MX IN > dig.out.ns1.test$n || ret=1
-grep "status: NXDOMAIN" dig.out.ns1.test$n > /dev/null || ret=1
-grep "ANSWER: 0," dig.out.ns1.test$n > /dev/null || ret=1
+$DIG $DIGOPTS @10.53.0.1 "ghost.*.example" MX IN >dig.out.ns1.test$n || ret=1
+grep "status: NXDOMAIN" dig.out.ns1.test$n >/dev/null || ret=1
+grep "ANSWER: 0," dig.out.ns1.test$n >/dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
-n=`expr $n + 1`
+n=$(expr $n + 1)
 echo_i "check wild card expansions by code point ($n)"
 ret=0
 i=0
-while test $i -lt 256
-do
-	x=`expr 00$i : '.*\(...\)$'`
-	$DIG $DIGOPTS @10.53.0.1 "\\$x.example" TXT > dig.out.ns1.$x.test$n
-	if test $i -le 32 -o $i -ge 127
-	then
-		grep '^\\'"$x"'\.example\..*TXT.*"this is a wildcard"$' dig.out.ns1.$x.test$n > /dev/null || { echo_i "code point $x failed" ; ret=1; }
-        # "=34 $=36 (=40 )=41 .=46 ;=59 \=92 @=64
-	elif test $i -eq 34 -o $i -eq 36 -o $i -eq 40 -o $i -eq 41 -o \
-                  $i -eq 46 -o $i -eq 59 -o $i -eq 64 -o $i -eq 92
-	then
-		case $i in
-		34) a='"';;
-		36) a='$';;
-		40) a='(';;
-		41) a=')';;
-		46) a='\.';;
-		59) a=';';;
-		64) a='@';;
-		92) a='\\';;
-		*) a=''; echo_i "code point $x failed" ; ret=1 ;;
-		esac
-		grep '^\\'"$a"'\.example.*.*TXT.*"this is a wildcard"$' dig.out.ns1.$x.test$n > /dev/null || { echo_i "code point $x failed" ; ret=1; }
-	else
-		grep '^\\' dig.out.ns1.$x.test$n && { echo_i "code point $x failed" ; ret=1; }
-	fi
-	i=`expr $i + 1`
+while test $i -lt 256; do
+  x=$(expr 00$i : '.*\(...\)$')
+  $DIG $DIGOPTS @10.53.0.1 "\\$x.example" TXT >dig.out.ns1.$x.test$n
+  if test $i -le 32 -o $i -ge 127; then
+    grep '^\\'"$x"'\.example\..*TXT.*"this is a wildcard"$' dig.out.ns1.$x.test$n >/dev/null || {
+      echo_i "code point $x failed"
+      ret=1
+    }
+    # "=34 $=36 (=40 )=41 .=46 ;=59 \=92 @=64
+  elif test $i -eq 34 -o $i -eq 36 -o $i -eq 40 -o $i -eq 41 -o \
+    $i -eq 46 -o $i -eq 59 -o $i -eq 64 -o $i -eq 92; then
+    case $i in
+      34) a='"' ;;
+      36) a='$' ;;
+      40) a='(' ;;
+      41) a=')' ;;
+      46) a='\.' ;;
+      59) a=';' ;;
+      64) a='@' ;;
+      92) a='\\' ;;
+      *)
+        a=''
+        echo_i "code point $x failed"
+        ret=1
+        ;;
+    esac
+    grep '^\\'"$a"'\.example.*.*TXT.*"this is a wildcard"$' dig.out.ns1.$x.test$n >/dev/null || {
+      echo_i "code point $x failed"
+      ret=1
+    }
+  else
+    grep '^\\' dig.out.ns1.$x.test$n && {
+      echo_i "code point $x failed"
+      ret=1
+    }
+  fi
+  i=$(expr $i + 1)
 done
 if [ $ret != 0 ]; then echo_i "failed"; fi
-status=`expr $status + $ret`
+status=$(expr $status + $ret)
 
 echo_i "exit status: $status"
 [ $status -eq 0 ] || exit 1