Android : Unable to find android NDK builder r9 for mac

I have a need to build my code using Android NDK builder r9.

But I don't have windows with me only mac.

I was able to find it for windows

http://dl.google.com/android/ndk/android-ndk-r9-windows-x86.zip

http://dl.google.com/android/ndk/android-ndk-r9-windows-x86_64.zip

But I couldn't find it for mac.

Note: I have searched on stackoverflow and google nothing was helpful

Any help is appreciated !