When I made a Xandos disk way back when from
I burned a DVD disk and used my external DVD burner to install Xandros to my EEEPC 900. That was way back when though. I used
to burn the iso to make the bootable dvd.
created a boot disk using the Disk Utility on my Mac.
I am not familiar with Mac apps so sorry. I can't help ya.
I downloaded the latest version of the native OS (from here)
No link made it into your post.
Besides I run AntiX on both of my EEEPCs now.