/usr/share/texmf-texlive/metafont/config/mf.ini is in texlive-base 2009-15.
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 | % Thomas Esser, 1998. public domain.
\input plain
\input modes
\dump
\endinput
|