File list of package lib32stdc++6-9-dbg in bullseye of architecture amd64
/usr/lib32/debug/libstdc++.a /usr/lib32/debug/libstdc++.so /usr/lib32/debug/libstdc++.so.6 /usr/lib32/debug/libstdc++.so.6.0.28 /usr/lib32/debug/libstdc++fs.a /usr/share/doc/lib32stdc++6-9-dbg