/usr/share/doc/devscripts/examples/forward.exim is in devscripts 2.17.12ubuntu1.
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 | # Exim Filter <<== do not edit or remove this line!
# Assortment of debian lists
if $header_resent-sender: matches "debian-(.*)-request@"
then
save $home/mail/debian-$1
endif
|