(root)/
util-linux-2.39/
tests/
expected/
lsfd/
mkfds-tcp
    3  TCP   SOCK state=listen laddr=127.0.0.1:34567                                 listen    stream              1  127.0.0.1    0.0.0.0 127.0.0.1:34567     34567       0.0.0.0:0         0
    4  TCP   SOCK state=established laddr=127.0.0.1:23456 raddr=127.0.0.1:34567 established    stream              0  127.0.0.1  127.0.0.1 127.0.0.1:23456     23456 127.0.0.1:34567     34567
    5  TCP   SOCK state=established laddr=127.0.0.1:34567 raddr=127.0.0.1:23456 established    stream              0  127.0.0.1  127.0.0.1 127.0.0.1:34567     34567 127.0.0.1:23456     23456
ASSOC,TYPE,STTYPE,NAME,SOCK.STATE,SOCK.TYPE,SOCK.LISTENING,INET.LADDR,INET.RADDR,TCP.LADDR,TCP.LPORT,TCP.RADDR,TCP.RPORT: 0