/usr/lib/x86_64-linux-gnu/wine/librasdlg.def is in libwine-dev 3.0-1ubuntu1.
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 | ; File generated automatically from ./dlls/rasdlg/rasdlg.spec; do not edit!
LIBRARY rasdlg.dll
EXPORTS
RasEntryDlgW @10
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