Ok thank you, that information is pretty hard to stumble upon when you don't know where to search. Although on Android you can't seem to be able to build a whole "native app", only some components of it cf this now removed quote from:

http://developer.android.com/tools/sdk/ndk/index.html

> If you write native code, your applications are still packaged into an .apk file and they still run inside of a virtual machine on the device.