display line6 code sanitized

include/globals.h

@@ -42,7 +42,8 @@
 #define SCREEN_MODE (0x80)
 
 // I2C bus access control
-#define I2C_MUTEX_LOCK() (xSemaphoreTake(I2Caccess, pdMS_TO_TICKS(10)) == pdTRUE)
+#define I2C_MUTEX_LOCK()                                                       \
+  (xSemaphoreTake(I2Caccess, pdMS_TO_TICKS(10)) == pdTRUE)
 #define I2C_MUTEX_UNLOCK() (xSemaphoreGive(I2Caccess))
 
 enum sendprio_t { prio_low, prio_normal, prio_high };
@@ -103,9 +104,9 @@ extern std::set<uint16_t, std::less<uint16_t>, Mallocator<uint16_t>> macs;
 extern std::array<uint64_t, 0xff>::iterator it;
 extern std::array<uint64_t, 0xff> beacons;
 
-extern configData_t cfg;                      // current device configuration
-extern char display_line6[], display_line7[]; // screen buffers
-extern uint8_t volatile channel;              // wifi channel rotation counter
+extern configData_t cfg;         // current device configuration
+extern char lmic_event_msg[];    // display buffer
+extern uint8_t volatile channel; // wifi channel rotation counter
 extern uint16_t volatile macs_total, macs_wifi, macs_ble,
     batt_voltage;                   // display values
 extern bool volatile TimePulseTick; // 1sec pps flag set by GPS or RTC