Hi, Ming, Thats right, i had only iphone SDK installed, i thought i don't need any aditional SDK, since it compile perfectly with pjsip trunk with portaudio back-end :) thanks atik On Sat, May 15, 2010 at 12:14 PM, Sauw Ming <ming at teluu.com> wrote: > Hi Atik, > > Those are the iPhone SDK functions and constants. So make sure you > already download the correct SDK and if you already did, make sure > that the path is set correctly. > > Regards, > Ming >