Added initial port for BSD/OS (aka BSDI) 2.x and 3.x. 4.x should also(?)

Thu Apr  8 23:47:29 1999  Timur Bakeyev  <timur@gnu.org>

 	* cpu.c, mem.c, netload.c, procargs.c, procstate.c, proctime.c,
 	sem_limits.c, shm_limits.c, swap.c: Added initial port for BSD/OS
	(aka BSDI) 2.x and 3.x. 4.x should also(?) work.

	Still, this port require more close look and extended check.

sysdeps/freebsd/cpu.c

@@ -34,7 +34,11 @@ static const unsigned long _glibtop_sysdeps_cpu =
 
 /* nlist structure for kernel access */
 static struct nlist nlst [] = {
+#ifdef __bsdi__
+	{ "_cpustats" },
+#else
 	{ "_cp_time" },
+#endif
 	{ 0 }
 };