NAT netfilter includes brlock.h but does not use it. diff -urN -X dontdiff linux-2.5/net/ipv4/netfilter/ip_nat_core.c linux-2.5-nobrlock/net/ipv4/netfilter/ip_nat_core.c --- linux-2.5/net/ipv4/netfilter/ip_nat_core.c 2003-04-03 12:13:10.000000000 -0800 +++ linux-2.5-nobrlock/net/ipv4/netfilter/ip_nat_core.c 2003-04-03 12:06:55.000000000 -0800 @@ -8,7 +8,6 @@ #include <linux/timer.h> #include <linux/skbuff.h> #include <linux/netfilter_ipv4.h> -#include <linux/brlock.h> #include <linux/vmalloc.h> #include <net/checksum.h> #include <net/icmp.h> - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html