Simplify the Makefile in the examples sub-folder
Simplify the Makefile in the examples sub-folder

This is done so that it doesn't depend anymore on the old Makefile-based
build system.

Signed-off-by: Paul Cercueil <73d292422978d45c9eeef455bb1b24a0db453722@analog.com>

Sunderfield/libiio,sensarliar/libiio,analogdevicesinc/libiio,analogdevicesinc/libiio,Sunderfield/libiio,gburca/libiio,sensarliar/libiio,Sunderfield/libiio,analogdevicesinc/libiio,analogdevicesinc/libiio,sensarliar/libiio,gburca/libiio,gburca/libiio