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Diffstat (limited to 'drivers/avr/ssd1306.h')
-rw-r--r--drivers/avr/ssd1306.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/avr/ssd1306.h b/drivers/avr/ssd1306.h
index 9669d1b7e7..9131afcf61 100644
--- a/drivers/avr/ssd1306.h
+++ b/drivers/avr/ssd1306.h
@@ -66,7 +66,7 @@ struct CharacterMatrix {
bool dirty;
};
-struct CharacterMatrix display;
+extern struct CharacterMatrix display;
bool iota_gfx_init(void);
void iota_gfx_task(void);