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User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2) Gecko/20021203

Description of problem:
using the 'prefer' keyword in /etc/ntp.conf like so:
server  128.197.27.108 prefer

causes errors when the firewall is started:
sudo service ntpd restart
ntpd: Removing firewall 

ntpd: Removing firewall opening for prefer port 123iptables v1.2.7a:
host/network `prefer' not found
Try `iptables -h' or 'iptables --help' for more information.

ntpd: Opening firewall for input from prefer port 123iptables v1.2.7a:
host/network `prefer' not found
Try `iptables -h' or 'iptables --help' for more information.


Version-Release number of selected component (if applicable):


How reproducible:
Always

Steps to Reproduce:
1. edit /etc/ntpd.conf
2. add 'prefer' to any of your ntp servers
3. sudo service ntpd restart
    

Actual Results:  ntp shows errors when trying to punch holes through firewall

Expected Results:  using 'prefer' should not cause the errors.

Additional info:

here is output from a patch that seems to work for me...

@@ -44,7 +44,7 @@
         fi
        timeservers=`/bin/sed \
                  -n -e 's/\#.*$//;/127.*/d' \
-                 -e 's/^[[:blank:]]*server[[:blank:]][[:blank:]]*\(.*\)/\1/p' \
+                 -e
's/^[[:blank:]]*server[[:blank:]][[:blank:]]*\([^[:blank:]]*\).*/\1/p' \
                  -e
's/^[[:blank:]]*server[[:blank:]]+\([[:alnum:].]+\)[[:blank:]]*.*/\1/p' \
                  -e
's/^[[:blank:]]*peer[[:blank:]]+\([[:alnum:].]+\)[[:blank:]]*.*/\1/p' \
                  $ntpconf`
@@ -111,7 +111,7 @@
         fi
        timeservers=`/bin/sed \
                  -n -e 's/\#.*$//;/127.*/d' \
-                 -e 's/^[[:blank:]]*server[[:blank:]][[:blank:]]*\(.*\)/\1/p' \
+                 -e
's/^[[:blank:]]*server[[:blank:]][[:blank:]]*\([^[:blank:]]*\).*/\1/p' \
                  $ntpconf`