/usr/share/vim/addons/ftdetect/kuip.vim is in cernlib-base 20061220+dfsg3-4.2.
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 | " Vim syntax file
" Language: CERNLIB KUIPC (Kit for a User Interface Compiler) CDF files
" Maintainer: Kevin B. McCarty <kmccarty@debian.org>
au BufNewFile,BufRead *.cdf set filetype=kuip
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