Implement keyboard capture functionality

1 files changed, 1 insertions, 0 deletions

diff --git a/io.h b/io.h
index 5daa683..958ffc8 100644
--- a/io.h
+++ b/io.h
@@ -70,6 +70,7 @@ typedef struct {
 	io_port	ports[3];
 	uint8_t mouse_mode;
 	uint8_t mouse_captured;
+	uint8_t keyboard_captured;
 } sega_io;
 
 #define GAMEPAD_TH0 0