/usr/lib/x86_64-linux-gnu/wine/libcompstui.def is in wine1.6-amd64 1:1.6.2-0ubuntu14.
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 8 9 | ; File generated automatically from ./dlls/compstui/compstui.spec; do not edit!
LIBRARY compstui.dll
EXPORTS
CommonPropertySheetUIA @1
CommonPropertySheetUIW @2
GetCPSUIUserData @3
SetCPSUIUserData @4
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