/usr/lib/tcltk/xotclsdbm1.2/pkgIndex.tcl is in xotcl 1.6.7-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | package ifneeded xotcl::store::sdbm 1.2 \
[list load [file join $dir libxotclsdbm1.2.so]]
|