This file is indexed.

/usr/lib/GNUstep/Bundles/ModifierKeys.prefPane/stamp.make is in systempreferences.app 1.1.0-2build2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

1
OLD_GNUSTEP_STAMP_ASTRING = _ModifierKeys-