Risolve warning di compilazione in p2pk_bruteforce

bruteforce/p2pk_bruteforce.cpp

@@ -41,7 +41,6 @@ static volatile int keep_running = 1;
 static secp256k1_context* ctx = NULL;
 static std::vector<TargetKey> target_keys;
 static std::unordered_set<std::string> target_set;
-static uint64_t total_attempts = 0;
 static uint64_t attempts_per_thread[MAX_THREADS] = {0};
 static time_t start_time;
 static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
@@ -162,7 +161,7 @@ int load_target_keys(const char* filename) {
 
 // Genera una chiave privata casuale nel range assegnato al thread
 void generate_random_privkey_in_range(uint8_t* privkey, uint64_t* seed,
-                                      const uint8_t* range_start, const uint8_t* range_end) {
+                                      const uint8_t* range_start, const uint8_t* /*range_end*/) {
     // Usa xorshift64 per generare 32 bytes casuali
     for (int i = 0; i < 32; i++) {
         *seed ^= *seed << 13;