Stop the madness in radix.c

[Claudio Jeker]

We no longer use radix.c in userland since routed(8) was killed
aeons ago. There is no need for this madness anymore so remove it.

-- 
:wq Claudio

Index: radix.c
===================================================================
RCS file: /cvs/src/sys/net/radix.c,v
retrieving revision 1.34
diff -u -p -r1.34 radix.c
--- radix.c     10 Jan 2014 14:29:08 -0000      1.34
+++ radix.c     19 Jan 2014 03:26:01 -0000
@@ -36,19 +36,12 @@
  * Routines to build and maintain radix trees for routing lookups.
  */
 
-#ifndef _NET_RADIX_H_
 #include <sys/param.h>
-#ifdef _KERNEL
 #include <sys/systm.h>
 #include <sys/malloc.h>
-#define        M_DONTWAIT M_NOWAIT
 #include <sys/domain.h>
-#else
-#include <stdlib.h>
-#endif
 #include <sys/syslog.h>
 #include <net/radix.h>
-#endif
 
 #ifndef SMALL_KERNEL
 #include <sys/socket.h>
@@ -1056,13 +1049,11 @@ void
 rn_init()
 {
        char *cp, *cplim;
-#ifdef _KERNEL
        struct domain *dom;
 
        for (dom = domains; dom; dom = dom->dom_next)
                if (dom->dom_maxrtkey > max_keylen)
                        max_keylen = dom->dom_maxrtkey;
-#endif
        if (max_keylen == 0) {
                log(LOG_ERR,
                    "rn_init: radix functions require max_keylen be set\n");