The print_nfs.c changes are pretty extensive; this is partially because
LBL did a lot of cleanup and partially because I removed lots of
pointless changes away from the LBL style.
PR: 3371
mostly-Submitted by: Chris Timmons <skynyrd@opus.cts.cwu.edu>
as performed by the multicast kernel modifications. However, BSD
already had IPPROTO_ENCAP defined as 98 (RFC 1241 encapsulation).
This changes the use of IPPROTO_ENCAP to IPPROTO_IPIP, which is
the BSD name for IP proto 4.
