netstat -rn in jail doesn't work

[Grzegorz Junka]

What may be the reason that netstat -rn works in one jail and doesn't in 
another?

root at app2:/ # netstat -rn
Routing tables

Internet:
Destination        Gateway            Flags      Netif Expire
192.168.1.76       link#4             UHS         lo0


root at pjp1:/ # netstat -rn
netstat: kvm not available: /dev/mem: No such file or directory
Routing tables
rt_tables: symbol not in namelist

Grzegorz