commit 6f2e68f81457d72bdb14a7ead305a1da06e78893
Author: Patrick McHardy <kaber@trash.net>
Date:   Tue Feb 19 14:54:36 2008 +0100

    [NETFILTER]: Use __u32 in struct nf_inet_addr
    
    As reported by David Woodhouse <dwmw2@infradead.org>, using u_int32_t in
    struct nf_inet_addr breaks the busybox build. Fix by using __u32.
    
    Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index d74e79b..b74b615 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -51,7 +51,7 @@ enum nf_inet_hooks {
 };
 
 union nf_inet_addr {
-	u_int32_t	all[4];
+	__u32		all[4];
 	__be32		ip;
 	__be32		ip6[4];
 	struct in_addr	in;