- PF\_UNIX,PF\_LOCAL & Local communication & unix(7) \\
- PF\_INET & IPv4 Internet protocols & ip(7) \\
- PF\_INET6 & IPv6 Internet protocols & \\
- PF\_IPX & IPX - Novell protocols & \\
- PF\_NETLINK & Kernel user interface device & netlink(7) \\
- PF\_X25 & ITU-T X.25 / ISO-8208 protocol & x25(7) \\
- PF\_AX25 & Amateur radio AX.25 protocol & \\
- PF\_ATMPVC & Access to raw ATM PVCs & \\
- PF\_APPLETALK & Appletalk & ddp(7) \\
- PF\_PACKET & Low level packet interface & packet(7) \\
+ \macro{PF\_UNIX},
+ \macro{PF\_LOCAL} & Local communication & unix(7) \\
+ \macro{PF\_INET} & IPv4 Internet protocols & ip(7) \\
+ \macro{PF\_INET6} & IPv6 Internet protocols & ipv6(7) \\
+ \macro{PF\_IPX} & IPX - Novell protocols & \\
+ \macro{PF\_NETLINK}& Kernel user interface device & netlink(7) \\
+ \macro{PF\_X25} & ITU-T X.25 / ISO-8208 protocol & x25(7) \\
+ \macro{PF\_AX25} & Amateur radio AX.25 protocol & \\
+ \macro{PF\_ATMPVC} & Access to raw ATM PVCs & \\
+ \macro{PF\_APPLETALK}& Appletalk & ddp(7) \\
+ \macro{PF\_PACKET} & Low level packet interface & packet(7) \\