Using Ant and local.properties it work : air.sdk.url.server air.sdk.url.folder air.sdk.url.file air.sdk.url.md5
I managed to install it on Windows and Mac It's necessary to modify "sdk-installer-config-4.0.xml" too (I added version 33 tags), and the link in "installer.xml" to this file On Mac the Harman file is a zip, it's necessary to create an "AIR DSK.dmg" with Disk Utilty (Hybrid image) -- Sent from: http://apache-flex-users.2333346.n4.nabble.com/