 #include <uECC.h>
-
-extern "C" {
 
 static int RNG(uint8_t *dest, unsigned size) {
   // Use the least-significant bits from the ADC for an unconnected pin (or connected to a source of 

    Serial.print("Shared secrets are identical\n");
  }
}


  // NOTE: it would be a good idea to hash the resulting random data using SHA-256 or similar.
  return 1;
}

void setup() {
  Serial.begin(115200);
