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Diffstat (limited to 'device/tty.h')
-rw-r--r--device/tty.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/device/tty.h b/device/tty.h
index 865b13e..be28708 100644
--- a/device/tty.h
+++ b/device/tty.h
@@ -60,8 +60,8 @@ struct tty {
int (*t_mctl)(struct tty *, int, int);
/* (optional) routine to control
modem signals */
- char t_ispeed; /* input speed */
- char t_ospeed; /* output speed */
+ unsigned char t_ispeed; /* input speed */
+ unsigned char t_ospeed; /* output speed */
char t_breakc; /* character to deliver when 'break'
condition received */
int t_flags; /* mode flags */