make flowtable opt-out

sys/conf/files

@@ -2180,7 +2180,7 @@ net/bpf_jitter.c		optional bpf_jitter
 net/bpf_filter.c		optional bpf | netgraph_bpf
 net/bpf_zerocopy.c		optional bpf
 net/bridgestp.c			optional bridge | if_bridge
-net/flowtable.c			optional flowtable inet
+net/flowtable.c			optional inet
 net/ieee8023ad_lacp.c		optional lagg
 net/if.c			standard
 net/if_arcsubr.c		optional arcnet

sys/conf/options

@@ -421,7 +421,7 @@ TCP_OFFLOAD_DISABLE	opt_inet.h #Disable code to dispatch tcp offloading
 TCP_SIGNATURE		opt_inet.h
 VLAN_ARRAY		opt_vlan.h
 XBONEHACK
-FLOWTABLE		opt_route.h
+NO_FLOWTABLE		opt_route.h
 
 #
 # SCTP

sys/net/flowtable.c

@@ -33,6 +33,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #include <sys/cdefs.h>
 __FBSDID("$FreeBSD$");
 
+#ifndef NO_FLOWTABLE
 #include <sys/param.h>  
 #include <sys/types.h>
 #include <sys/bitstring.h>
@@ -929,4 +930,4 @@ static struct kproc_desc flow_kp = {
 	&flowcleanerproc
 };
 SYSINIT(flowcleaner, SI_SUB_KTHREAD_IDLE, SI_ORDER_ANY, kproc_start, &flow_kp);
-
+#endif /* NO_FLOWTABLE */

sys/net/flowtable.h

@@ -41,7 +41,7 @@ struct flowtable;
 extern struct flowtable *ip_ft;
 extern struct flowtable *ip_forward_ft;
 
-#ifdef FLOWTABLE
+#ifndef NO_FLOWTABLE
 struct flowtable *flowtable_alloc(int nentry, int flags);
 
 /*