if conf.is_defined('HAVE_USB'):
children += [ 'push2' ]
+ else:
+ print ('You are missing the libusb-1.0 development package needed to compile Push2 support')
if autowaf.check_pkg (conf, 'liblo', mandatory=False, uselib_store="LO", atleast_version="0.24"):
children += [ 'osc' ]