/var/lib/locales/supported.d/de is in language-pack-de-base 1:18.04+20180423.
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 | de_DE.UTF-8 UTF-8
de_IT.UTF-8 UTF-8
de_CH.UTF-8 UTF-8
de_BE.UTF-8 UTF-8
de_LI.UTF-8 UTF-8
de_LU.UTF-8 UTF-8
de_AT.UTF-8 UTF-8
|