[PATCH 4/4 -2.6.15]: 32 bit (socket layer) ioctl emulation for 64 bit kernels

A small fix for the following error, when trying to run a 64 bit x25
server application.

T2 kernel: schedule_timeout: 
 wrong timeout value ffffffffffffffff from ffffffff88164796

diff -uprN -X dontdiff linux-2.6.15-vanilla/net/x25/af_x25.c
linux-2.6.15/net/x25/af_x25.c

--- linux-2.6.15-vanilla/net/x25/af_x25.c	2006-01-12 16:15:46.000000000
+1100
+++ linux-2.6.15/net/x25/af_x25.c	2006-01-12 16:14:27.000000000 +1100

@@ -747,7 +747,7 @@ out:
 	return rc;
 }
 
-static int x25_wait_for_data(struct sock *sk, int timeout)
+static int x25_wait_for_data(struct sock *sk, long timeout)
 {
 	DECLARE_WAITQUEUE(wait, current);
 	int rc = 0;