File list of package libmnl-dev in bullseye of architecture amd64

/usr/include/libmnl/libmnl.h
/usr/lib/x86_64-linux-gnu/libmnl.so
/usr/lib/x86_64-linux-gnu/pkgconfig/libmnl.pc
/usr/share/doc/libmnl-dev/README
/usr/share/doc/libmnl-dev/changelog.Debian.gz
/usr/share/doc/libmnl-dev/copyright