--- sysinfo.c.orig	Thu Sep  9 20:54:08 1999
+++ sysinfo.c	Thu Sep  9 20:54:25 1999
@@ -13,7 +13,9 @@
 #include <sys/ioctl_compat.h>	/* XXX NTTYDISC is too well hidden */
 #include <sys/tty.h>
 #include <sys/conf.h>
+#if __FreeBSD_version < 400000
 #include <sys/rlist.h>
+#endif
 #include <sys/sysctl.h>
 #include <sys/socket.h>
 #include <err.h>