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-rw-r--r--kernel/tasks.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/tasks.h b/kernel/tasks.h
index 9c0288f..020bb08 100644
--- a/kernel/tasks.h
+++ b/kernel/tasks.h
@@ -67,8 +67,8 @@ struct ppmarg {
};
void init_uart(void);
-char uart_getchar(void);
-void uart_putchar(char);
+int uart_getchar(void);
+int uart_putchar(char);
void heartbeat(void *);
void rgb(void *);