[android-developers] classes missing in default Setting Application?

Hello ,
I am trying to understand flow of Default Setting Screen App , when I
import this open source app, it responding lot missing classes/syntax
error like : "Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR" here
"INCALL_POWER_BUTTON_BEHAVIOR" is missing.
..I use android-2.3.4_r1.jar as library, but not able to get clean
code to execute...can any body let me know what I am missing/mistake
here.

thanks

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