Homebrew includes that patch, and the recipe has been updated for emacs 24.

  brew update  
  # Lion only (or if you don't have xcode?)  
  brew tap homebrew/dupes  
  brew install apple-gcc42  
  # put these in your .bashrc  
  export HOMEBREW_USE_GCC=1  
  export HOMEBREW_VERBOSE=1  
  # /Lion only  
  brew install emacs --cocoa  
  brew linkapps