android: Fix build
android: Fix build

Hi,
I'm trying to build waffle for Android. I found that I have to modify the make
file (Amdroid.mk) to make it work. I am not sure if it caused by my environment
setting. I attached the patch just fyi.

Thanks a lot for your waffle :)
Arthur

Reviewed-by: Chad Versace <a557f7f75bf28dc19ac99107f5cc7cd6b3fbdb1a@linux.intel.com>

chadversary/waffle,maurossi/waffle,evelikov/waffle,maurossi/waffle,waffle-gl/waffle,fjhenigman/waffle,janesma/waffle,waffle-gl/waffle,dcbaker/waffle,dcbaker/waffle,waffle-gl/waffle,maurossi/waffle,fjhenigman/waffle,janesma/waffle,evelikov/waffle,fjhenigman/waffle,chadversary/waffle,janesma/waffle,dcbaker/waffle,yinquan529/waffle-gl-waffle,yinquan529/waffle-gl-waffle,waffle-gl/waffle,chadversary/waffle,evelikov/waffle,yinquan529/waffle-gl-waffle