move a #define from a place it shouldn't have been to a place it should

have been.  Basically my testign didn't ocver one case that this broke.
thanks tinderbox!

sys/net/route.c

@@ -63,13 +63,13 @@
 #include <vm/uma.h>
 
 #ifndef ROUTETABLES
- #undef RT_MAXFIBS
  #define RT_NUMFIBS 1
  #define RT_MAXFIBS 1
 #else
  /* while we use 4 bits in the mbuf flags,
   * we are limited to 16
   */
+ #define RT_MAXFIBS 16
  #if ROUTETABLES > RT_MAXFIBS
   #define RT_NUMFIBS RT_MAXFIBS
   #error "ROUTETABLES defined too big"
@@ -150,7 +150,7 @@ route_init(void)
 	struct domain *dom;
 	int fam;
 
-	/* whack teh tunable ints into  line. */
+	/* whack the tunable ints into  line. */
 	if (rt_numfibs > RT_MAXFIBS)
 		rt_numfibs = RT_MAXFIBS;
 	if (rt_numfibs == 0)

sys/net/route.h

@@ -82,7 +82,6 @@ struct rt_metrics {
 #define	RTM_RTTUNIT	1000000	/* units for rtt, rttvar, as units per sec */
 #define	RTTTOPRHZ(r)	((r) / (RTM_RTTUNIT / PR_SLOWHZ))
 
-#define RT_MAXFIBS 16
 extern u_int rt_numfibs;	/* number fo usable routing tables */
 extern u_int tunnel_fib;	/* tunnels use these */
 extern u_int fwd_fib;		/* packets being forwarded use these routes */
@@ -330,7 +329,7 @@ struct rt_addrinfo {
 		RTFREE_LOCKED(_rt);				\
 	} while (0)
 
-extern struct radix_node_head *rt_tables[RT_MAXFIBS][AF_MAX+1];
+extern struct radix_node_head *rt_tables[][AF_MAX+1];
 
 struct ifmultiaddr;