#
  # Requires http://www.bruji.com/bwana/
  #
  if [[ -e /Applications/Bwana.app ]] ||
      ( system_profiler -detailLevel mini SPApplicationsDataType | grep -q Bwana )
  then
    function man() {
      open "man:$1"
    }
  else
    echo "Bwana lets you read man files in Safari through a man: URI scheme" 
    echo "To use it within Zsh, install it from http://www.bruji.com/bwana/"
  fi