$NetBSD$

--- emulate/arp.cc.orig	Thu Nov  9 17:42:23 2000
+++ emulate/arp.cc
@@ -37,4 +37,6 @@ static const char rcsid[] =
 #endif
 
+#include "config.h"
+
 #include "object.h"
 #include "packet.h"
@@ -44,9 +46,15 @@ static const char rcsid[] =
 #include <sys/socket.h>
 #include <sys/ioctl.h>
+#ifdef HAVE_NETINET_IN_H
 #include <netinet/in.h>
+#endif
 #include <netinet/in_systm.h>
 #include <netinet/ip.h>
+#ifdef HAVE_NET_IF_H
 #include <net/if.h>
+#endif
+#ifdef HAVE_NET_ETHERNET_H
 #include <net/ethernet.h>
+#endif
 #include <net/if_arp.h>
 #include <netinet/if_ether.h>
