/etc/l7-protocols/protocols/replaytv-ivs.pat is in l7-protocols 20090528-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | # ReplayTV Internet Video Sharing - Digital Video Recorder - http://replaytv.com
# Pattern attributes: good fast fast
# Protocol groups:
# Wiki: http://www.protocolinfo.org/wiki/ReplayTV
# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE
#
# Pattern by jm 409 at hot mail dot com, who says that this one "worked best".
replaytv-ivs
^(get /ivs-IVSGetFileChunk|http/(0\.9|1\.0|1\.1) [1-5][0-9][0-9] [\x09-\x0d -~]*\x23\x23\x23\x23\x23REPLAY_CHUNK_START\x23\x23\x23\x23\x23)
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