diff -r 53c7f3ef2709 -r 7e9ef0db0a3d linklayerprotocols/slipnif/SRC/SLIP.H
--- a/linklayerprotocols/slipnif/SRC/SLIP.H	Mon Mar 08 21:44:54 2010 +0000
+++ b/linklayerprotocols/slipnif/SRC/SLIP.H	Sun Mar 14 13:15:53 2010 +0000
@@ -28,6 +28,7 @@
 #include <es_mbuf.h>
 #include <comms-infras/nifif.h>
 #include <nifutl.h>
+#include <es_prot.h>
 
 ////////////////////////////////////////////////////////////////////////////////