depends -sub CXX gcc &&
if [[ $PCSC_DEVICE_ACCESS == libusb ]]; then
  depends libusb "--enable-libusb"
elif [[ $PCSC_DEVICE_ACCESS == udev ]]; then
  depends DEVICE-MANAGER "--enable-libudev"
fi &&
optional_depends policykit '--enable-polkit' '' 'PolicyKit support' &&
optional_depends systemd   '' '--disable-libsystemd' 'SystemD support'
