Como adicionar a plataforma android (cordova) no Mac

Eu segui as instruções.documentos do phonegab eComo adicionar o android à plataforma cordova? Erro PATH?

meu .bash_profile:

export PATH=/usr/local/bin:$PATH
export PATH=$PATH:~/Development/adt-bundle-mac-x86_64-20140321/sdk/platform-tools
export PATH=${PATH}:~/Development/adt-bundle-mac-x86_64-20140321/sdk/platform-tools:~/Development/adt-bundle-mac-x86_64-20140321/sdk/tools
[[ -s "$HOME/.rvm/scripts/rvm" ]] && source "$HOME/.rvm/scripts/rvm" # Load RVM into a shell session *as a function*
eval "$(rbenv init -)"

mas ainda erro ao executar a plataforma cordova, adicione android ou plataforma iônica android:

Error: The command "android" failed. Make sure you have the latest Android SDK installed, and the "android" command (inside the tools/ folder) is added to your path.

Alguma solução? obrigado