   *setI = (int)round(set);
 
   // Convert UTC sunrise time to local sunrise time
-  bool notUsed1 = convertToLocal(riseI, &year, &month,
-                                 &day, (double)longitude.toFloat(), false); // false means no date or DST conversion
+  (void) convertToLocal(riseI, &year, &month,
+                        &day, (double)longitude.toFloat(), false); // false means no date or DST conversion
 
   // Convert UTC sunset time to local sunset time
-  bool notUsed2 = convertToLocal(setI, &year, &month,
-                                 &day, (double)longitude.toFloat(), false); // false means no date or DST conversion
+  (void) convertToLocal(setI, &year, &month,
+                        &day, (double)longitude.toFloat(), false); // false means no date or DST conversion
 
   // Determine night or day
   night = (time > *setI ||  time < *riseI);

                  String timeUTC,
                  int dayI,
                  int monthI,
                  int yearI)
{
  static long lastRandomNumber;
  long randomColor;

}

String convertGMTTimeToLocal(String timeS, String latitude, String longitude,
                             int* riseI, int* setI, int* monthI, int* dayI, int* yearI, bool* DST)
{
  double rise, set;

