is an application space macro and the applications are supposed to be free
to use it as they please (but cannot). This is consistant with the other
BSD's who made this change quite some time ago. More commits to come.
Subnets are represented in the routing table as a set of
binary routing nets using the standard netmask algorythm.
The code produces the minimum possible set of standard netmasks and
net addresses to be able to represent a given netrange.
Kernel Appletalk protocol support
both CAP and netatalk can make use of this..
still needs some owrk but it seemd the right tiime to commit it
so other can experiment.
