Doctorに久しぶりに診てもらった

まぁ、なんというか、直しましょう。
[bash]
brew doctor
Please note that these warnings are just used to help the Homebrew maintainers
with debugging if you file an issue. If everything you use Homebrew for is
working fine: please don’t worry and just ignore them. Thanks!

Warning: Broken symlinks were found. Remove them with `brew prune`:
/usr/local/lib/python2.7/site-packages/site-packages

Warning: Your XQuartz (2.7.5) is outdated
Please install XQuartz 2.7.7:
https://xquartz.macosforge.org

Warning: Unbrewed dylibs were found in /usr/local/lib.
If you didn’t put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected dylibs:
/usr/local/lib/libmacfuse_i32.2.dylib
/usr/local/lib/libmacfuse_i64.2.dylib

Warning: Unbrewed header files were found in /usr/local/include.
If you didn’t put them there on purpose they could cause problems when
building Homebrew formulae, and may need to be deleted.

Unexpected header files:
/usr/local/include/fuse/fuse.h
/usr/local/include/fuse/fuse_common.h
/usr/local/include/fuse/fuse_common_compat.h
/usr/local/include/fuse/fuse_compat.h
/usr/local/include/fuse/fuse_darwin.h
/usr/local/include/fuse/fuse_lowlevel.h
/usr/local/include/fuse/fuse_lowlevel_compat.h
/usr/local/include/fuse/fuse_opt.h
/usr/local/include/fuse.h
/usr/local/include/osxfuse/fuse/fuse.h
/usr/local/include/osxfuse/fuse/fuse_common.h
/usr/local/include/osxfuse/fuse/fuse_common_compat.h
/usr/local/include/osxfuse/fuse/fuse_compat.h
/usr/local/include/osxfuse/fuse/fuse_darwin.h
/usr/local/include/osxfuse/fuse/fuse_lowlevel.h
/usr/local/include/osxfuse/fuse/fuse_lowlevel_compat.h
/usr/local/include/osxfuse/fuse/fuse_opt.h

Warning: You have unlinked kegs in your Cellar
Leaving kegs unlinked can lead to build-trouble and cause brews that depend on
those kegs to fail to run properly once built. Run `brew link` on these:

ChmodBPF
ruby
Error: Failed to import: llvm
No such file or directory
[/bash]