}
sub usage {
- print STDERR "usage: $0 [-d] [-w=<warn>] [-c=<crit>] [-t=<timeout>] [-r=<initialns1>[,<initialns2>[,..]] [-s=<packet-size>] <zone>\n";
+ print STDERR "usage: $0 [-d] [-w=<warn>] [-c=<crit>] [-t=<timeout>] [-r=<initialns1>[,<initialns2>[,..]]] [-s=<packet-size>] <zone>\n";
exit 3;
}