Added directory support to the Apple2 cfs.
diff --git a/contiki-apple2/lib/import.S b/contiki-apple2/lib/import.S
index d7be51f..4ab774c 100644
--- a/contiki-apple2/lib/import.S
+++ b/contiki-apple2/lib/import.S
@@ -8,3 +8,4 @@
 ; the contiki-labels mechanism.
 
 	.forceimport	__dos_type
+	.forceimport	__cwd