==== run-regress-autoport ====
doas -n /usr/bin/perl /home/src/regress/sys/netinet6/autoport/autoport.pl 6 30000 31000 64
net.inet.ip.portfirst=1024
net.inet.ip.portlast=49151
testing with portfirst < portlast
net.inet.ip.portfirst: 1024 -> 31000
net.inet.ip.portlast: 49151 -> 31064
subtest f PASS
testing with portfirst > portlast
net.inet.ip.portfirst: 31000 -> 31064
net.inet.ip.portlast: 31064 -> 31000
subtest b PASS
net.inet.ip.portfirst: 31064 -> 1024
net.inet.ip.portlast: 31000 -> 49151