$ sudo find /usr -cmin 40
/usr/bin
/usr/bin/xz
/usr/bin/unxz
/usr/bin/xzcat
/usr/bin/lzma
/usr/bin/unlzma
/usr/bin/lzcat
/usr/bin/xzdec
/usr/bin/lzmadec
/usr/bin/lzdiff
/usr/bin/lzgrep
/usr/bin/lzmore
/usr/bin/lzcmp
/usr/bin/lzegrep
/usr/bin/lzfgrep
/usr/bin/lzless
/usr/include
/usr/include/lzma
/usr/include/lzma/base.h
/usr/include/lzma/bcj.h
/usr/include/lzma/block.h
/usr/include/lzma/check.h
/usr/include/lzma/container.h
/usr/include/lzma/delta.h
/usr/include/lzma/filter.h
/usr/include/lzma/index.h
/usr/include/lzma/index_hash.h
/usr/include/lzma/lzma.h
/usr/include/lzma/stream_flags.h
/usr/include/lzma/subblock.h
/usr/include/lzma/version.h
/usr/include/lzma/vli.h
/usr/include/lzma.h
/usr/lib
/usr/lib/pkgconfig
/usr/lib/pkgconfig/liblzma.pc
/usr/lib/liblzma.so.0.0.0
/usr/lib/liblzma.so.0
/usr/lib/liblzma.so
/usr/lib/liblzma.la
/usr/lib/liblzma.a
/usr/share/man/man1
/usr/share/man/man1/lzdiff.1
/usr/share/man/man1/lzgrep.1
/usr/share/man/man1/lzmore.1
/usr/share/man/man1/lzcmp.1
/usr/share/man/man1/lzegrep.1
/usr/share/man/man1/lzfgrep.1
/usr/share/man/man1/lzless.1