BUGS				# known problems
CREDITS				# contributors
INSTALL				# installation instructions
MANIFEST			# this list of files
MD5SUM*				# MD5 checksums, usually PGP or GPG signed
NEWS				# change logs, release notes
PGP-key.asc			# PGP or GPG public keys
PPSkit.lsm			# LSM file, hopefully valid
README				# introduction & explanation
TODO				# things to do, plans, ...
gen_pps.c			# test program for simulated PPS output
hardpps				# historical: how the project started...
ntp.conf.PPS			# a sample /etc/ntp.conf file for PPS usage
patch-2.4.*			# the patch against the corresponding kernel
patch-ntp-4.0			# some patch for ntp-4.0.x
ppsctl.c			# control program for PPS API v1
status.html			# release and compatibility overview