Replace <sys/param.h> with <limits.h> and other less dirty headers where
possible. Annotate <sys/param.h> lines with their current reasons. Switch
to PATH_MAX, NGROUPS_MAX, HOST_NAME_MAX+1, LOGIN_NAME_MAX, etc. Change
MIN() and MAX() to local definitions of MINIMUM() and MAXIMUM() where
sensible to avoid pulling in the pollution. These are the files confirmed
through binary verification.
ok guenther, millert, doug (helped with the verification protocol)

Remove some unused code, from Michael W Bombardieri. ok yasuoka

rcsid[] and sccsid[] and copyright[] are essentially unmaintained (and
unmaintainable). these days, people use source. these id's do not provide
any benefit, and do hurt the small install media
(the 33,000 line diff is essentially mechanical)
ok with the idea millert, ok dms

Paul Mackerras and the Australian National University have worked things
out, and as a result, Paul now owns copyright on all these files, with the
proper terms.

Part one of userland __P removal. Done with a simple regexp with some minor hand editing to make comments line up correctly. Another pass is forthcoming that handles the cases that could not be done automatically.

Implement demand_drop() for demand mode pppd; try to avoid mbuf
exhaustion while setting up a connection.

ppp-2.3.3 + some -Wall

ppp 2.3.1

pppd 2.3b3 import. some minor buf oflow fixes and so.
try it out ppl, but i've got it running talking to cisco w/ all the AFs
enabled in kernel.

Update pppd to 2.3a4:
Add redo option error-reporting, add PAM, add microsoft compatibility
kludges, bzero stuff at important places, add one or two options
other generic enhancements. From: Paul.Mackerras@cs.anu.edu.au

From NetBSD: merge of 960317