🐛 Add 'static' to fix 'duplicates' (#28)

MarlinFirmware · Sep 25, 2021 · e5e2221 · e5e2221
1 parent 8c65f80
commit e5e2221
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/clib/u8g_com_arduino_sw_spi.c b/src/clib/u8g_com_arduino_sw_spi.c
@@ -59,10 +59,10 @@
 
 #ifdef __AVR__
 
-uint8_t u8g_bitData, u8g_bitNotData;
-uint8_t u8g_bitClock, u8g_bitNotClock;
-volatile uint8_t *u8g_outData;
-volatile uint8_t *u8g_outClock;
+static uint8_t u8g_bitData, u8g_bitNotData;
+static uint8_t u8g_bitClock, u8g_bitNotClock;
+static volatile uint8_t *u8g_outData;
+static volatile uint8_t *u8g_outClock;
 
 static void u8g_com_arduino_init_shift_out(uint8_t dataPin, uint8_t clockPin)
 {