tty: expose re-enabled fullq() helper as the tty layer will need this

diff --git a/Kernel/include/kernel.h b/Kernel/include/kernel.h
index 5b9611e..48de3f1 100644 (file)
--- a/Kernel/include/kernel.h
+++ b/Kernel/include/kernel.h
@@ -878,6 +878,7 @@ extern bool insq(struct s_queue *q, unsigned char c);
 extern bool remq(struct s_queue *q, unsigned char *cp);
 extern void clrq(struct s_queue *q);
 extern bool uninsq(struct s_queue *q, unsigned char *cp);
+extern bool fullq(struct s_queue *q);
 extern int psleep_flags_io(void *event, unsigned char flags);
 extern int psleep_flags(void *event, unsigned char flags);
 extern int nxio_open(uint8_t minor, uint16_t flag);