1 files changed, 1 insertions, 0 deletions
diff --git a/extern.h b/extern.h
index b8cead4..a3e3ca2 100644
--- a/extern.h
+++ b/extern.h
@@ -110,6 +110,7 @@ extern void  brktty __P((int));
 extern struct baud_values *lookup_baud __P((int bps));
 extern int   SetBaud __P((struct mode *, int, int));
 extern int   SttyMode __P((struct mode *, char *));
+extern int   CheckTtyname __P((char *));
 
 
 /* mark.c */