>=net-firewall/iptables-1.4.20
>=sys-apps/iproute2-3.8.0[-minimal]
app-alternatives/bc

ipv4?
      ( >=dev-lang/perl-5.16 virtual/perl-Digest-SHA )

ipv6?
      ( >=dev-perl/Socket6-0.230.0 >=net-firewall/iptables-1.4.20[ipv6
            (+)
      ] >=sys-apps/iproute2-3.8.0[ipv6
            (+)
      ] )

lite6?
      ( >=net-firewall/iptables-1.4.20[ipv6
            (+)
      ] >=sys-apps/iproute2-3.8.0[ipv6
            (+)
      ] )

init?
      ( >=sys-apps/coreutils-8.20 )

selinux?
      ( >=sec-policy/selinux-shorewall-2.20161023-r3 )

>=net-firewall/iptables-1.4.20
>=sys-apps/iproute2-3.8.0[-minimal]
app-alternatives/bc

ipv4?
      ( >=dev-lang/perl-5.16 )

ipv6?
      ( >=dev-perl/Socket6-0.230.0 >=net-firewall/iptables-1.4.20[ipv6
            (+)
      ] >=sys-apps/iproute2-3.8.0[ipv6
            (+)
      ] )

lite6?
      ( >=net-firewall/iptables-1.4.20[ipv6
            (+)
      ] >=sys-apps/iproute2-3.8.0[ipv6
            (+)
      ] )

init?
      ( >=sys-apps/coreutils-8.20 )

selinux?
      ( >=sec-policy/selinux-shorewall-2.20161023-r3 )

!net-firewall/shorewall-core
!net-firewall/shorewall6
!net-firewall/shorewall-lite
!net-firewall/shorewall6-lite
!net-firewall/shorewall-init
!<sys-apps/systemd-214