File list of package libffi6-dbg in buster of architecture arm64
/usr/lib/debug/.build-id/e0/680395525ece6ba6561bece67f29c2c3d69eac.debug /usr/share/doc/libffi6-dbg
/usr/lib/debug/.build-id/e0/680395525ece6ba6561bece67f29c2c3d69eac.debug /usr/share/doc/libffi6-dbg