[IRDA] net/irda/: proper prototypes

This patch adds proper prototypes for some functions in
include/net/irda/irda.h

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/irda/irda.h b/include/net/irda/irda.h
index 1cb0607..89fe534 100644
--- a/include/net/irda/irda.h
+++ b/include/net/irda/irda.h
@@ -113,4 +113,20 @@
 #define IAS_IRCOMM_ID 0x2343
 #define IAS_IRLPT_ID  0x9876
 
+struct net_device;
+struct packet_type;
+
+extern void irda_proc_register(void);
+extern void irda_proc_unregister(void);
+
+extern int irda_sysctl_register(void);
+extern void irda_sysctl_unregister(void);
+
+extern int irsock_init(void);
+extern void irsock_cleanup(void);
+
+extern int irlap_driver_rcv(struct sk_buff *skb, struct net_device *dev,
+			    struct packet_type *ptype,
+			    struct net_device *orig_dev);
+
 #endif /* NET_IRDA_H */