/lib/udev/rules.d/76-faxcapi.rules is in capi4hylafax 1:01.03.00.99.svn.300-20build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | ### symlink for package capi4hylafax
KERNEL=="capi", NAME="capi20", SYMLINK+="faxCAPI"
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