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-rw-r--r--src/kernel/serial.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/kernel/serial.h b/src/kernel/serial.h
index 88d3712..2588bee 100644
--- a/src/kernel/serial.h
+++ b/src/kernel/serial.h
@@ -18,6 +18,7 @@ OF THIS SOFTWARE.
*/
#include <stdint.h>
+#include <stdbool.h>
#ifndef SERIAL_H
#define SERIAL_H
@@ -31,5 +32,6 @@ enum serials {
void send_byte(uint8_t value, uint8_t port);
uint8_t read_byte(uint8_t port);
+bool poll_port(uint8_t port);
#endif \ No newline at end of file