When building the binary, set target/use SDK for Android 1.5 (or even 1.1, if you can). The older handsets will be able to run it too.<p>Android 2.1 is currently running only on Nexus One, 2.0 is Motorola Milestone/Droid, HTC G1 and HTC Magic are 1.6, HTC Hero and Samsung Galaxy are 1.5.