Index: login.c
===================================================================
--- login.c	(revision 190463)
+++ login.c	(working copy)
@@ -245,8 +245,8 @@
 		(void)snprintf(tname, sizeof(tname), "%s??", _PATH_TTY);
 		ttyn = tname;
 	}
-	if ((tty = strrchr(ttyn, '/')) != NULL)
-		++tty;
+	if (strncmp(ttyn, _PATH_DEV, sizeof _PATH_DEV - 1) == 0)
+		tty = ttyn + sizeof _PATH_DEV - 1;
 	else
 		tty = ttyn;