v68: static tty buffers

diff --git a/Kernel/platform-v68/devtty.c b/Kernel/platform-v68/devtty.c
index b906411..7a70bdd 100644 (file)
--- a/Kernel/platform-v68/devtty.c
+++ b/Kernel/platform-v68/devtty.c
@@ -9,7 +9,7 @@
 volatile uint8_t *uart_data = (volatile uint8_t *)0xF03000;    /* UART data */
 volatile uint8_t *uart_status = (volatile uint8_t *)0xF03010;  /* UART status */
 
-unsigned char tbuf1[TTYSIZ];
+static unsigned char tbuf1[TTYSIZ];
 
 struct s_queue ttyinq[NUM_DEV_TTY + 1] = {     /* ttyinq[0] is never used */
        {NULL, NULL, NULL, 0, 0, 0},