might be supplied by the OS, and the OS might supply a version that
doesn't check); instead, check for null pointers before doing anything
with the address at all. This also means we don't supply a netmask if
the address is null; that makes sense, as a netmask makes no sense
without an address.
source files, rather than having a pile of #ifdefs in "inet.c". Add
code to the configure script to determine which implementation to use on
the platform for which libpcap is being built.
Add a "pcap_findalldevs()" implementation for Solaris 8 and later that
handles IPv6 addresses.