Pi-Fi:~ sunfish7$ ls /usr
X11		clang-ide	lib		sbin
X11R6		etc		libexec		share
bin		include		llvm-gcc-4.2	standalone
Pi-Fi:~ sunfish7$ brew install wget
-bash: brew: command not found
Pi-Fi:~ sunfish7$ ruby -e "$(curl -fsSkL raw.github.com/mxcl/homebrew/go)"
==> This script will install:
/usr/local/bin/brew
/usr/local/Library/...
/usr/local/share/man/man1/brew.1

Press ENTER to continue or any other key to abort
==> /usr/bin/sudo /bin/mkdir /usr/local
Password:
==> /usr/bin/sudo /bin/chmod g+rwx /usr/local
==> /usr/bin/sudo /usr/bin/chgrp admin /usr/local
==> Downloading and Installing Homebrew...
remote: Counting objects: 86666, done.
remote: Compressing objects: 100% (40827/40827), done.
remote: Total 86666 (delta 60129), reused 68892 (delta 45009)
Receiving objects: 100% (86666/86666), 12.43 MiB | 45 KiB/s, done.
Resolving deltas: 100% (60129/60129), done.
From https://github.com/mxcl/homebrew
 * [new branch]      master     -> origin/master
HEAD is now at 7a96d11 FreeLing 3.0
==> Installation successful!
You should run `brew doctor' *before* you install anything.
Now type: brew help
Pi-Fi:~ sunfish7$ brew doctor
Warning: You have Macports or Fink installed.
This can cause trouble. You don't have to uninstall them, but you may like to
try temporarily moving them away, eg.

  sudo mv /opt/local ~/macports

^C
Pi-Fi:~ sunfish7$ macports
-bash: macports: command not found
Pi-Fi:~ sunfish7$ fink
-bash: fink: command not found
Pi-Fi:~ sunfish7$ ls /usr
X11		clang-ide	lib		local		standalone
X11R6		etc		libexec		sbin
bin		include		llvm-gcc-4.2	share
Pi-Fi:~ sunfish7$