/usr/lib/ is in libwinpr-dev 1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/libwinpr-rpc.so
/usr/lib/x86_64-linux-gnu/libwinpr-sysinfo.so
/usr/lib/x86_64-linux-gnu/libwinpr-winsock.so
/usr/lib/x86_64-linux-gnu/libwinpr-crypto.so
/usr/lib/x86_64-linux-gnu/libwinpr-error.so
/usr/lib/x86_64-linux-gnu/libwinpr-io.so
/usr/lib/x86_64-linux-gnu/libwinpr-credui.so
/usr/lib/x86_64-linux-gnu/libwinpr-asn1.so
/usr/lib/x86_64-linux-gnu/libwinpr-file.so
/usr/lib/x86_64-linux-gnu/libwinpr-pipe.so
/usr/lib/x86_64-linux-gnu/libwinpr-interlocked.so
/usr/lib/x86_64-linux-gnu/libwinpr-credentials.so
/usr/lib/x86_64-linux-gnu/libwinpr-path.so
/usr/lib/x86_64-linux-gnu/libwinpr-input.so
/usr/lib/x86_64-linux-gnu/libwinpr-pool.so
/usr/lib/x86_64-linux-gnu/libwinpr-timezone.so
/usr/lib/x86_64-linux-gnu/libwinpr-handle.so
/usr/lib/x86_64-linux-gnu/libwinpr-registry.so
/usr/lib/x86_64-linux-gnu/libwinpr-crt.so
/usr/lib/x86_64-linux-gnu/libwinpr-bcrypt.so
/usr/lib/x86_64-linux-gnu/libwinpr-utils.so
/usr/lib/x86_64-linux-gnu/libwinpr-synch.so
/usr/lib/x86_64-linux-gnu/libwinpr-dsparse.so
/usr/lib/x86_64-linux-gnu/libwinpr-library.so
/usr/lib/x86_64-linux-gnu/libwinpr-sspicli.so
/usr/lib/x86_64-linux-gnu/libwinpr-winhttp.so
/usr/lib/x86_64-linux-gnu/libwinpr-sspi.so
/usr/lib/x86_64-linux-gnu/libwinpr-environment.so
/usr/lib/x86_64-linux-gnu/libwinpr-heap.so
/usr/lib/x86_64-linux-gnu/libwinpr-thread.so