Enable packet mode by default. Disk drives have gotten so large now,

it is often the case the partition one wants to boot is above cylinder 1023.

usr.sbin/boot0cfg/boot0cfg.c

@@ -61,7 +61,7 @@ static const struct {
     const char *tok;
     int def;
 } opttbl[] = {
-    {"packet", 0},
+    {"packet", 1},
     {"update", 1},
     {"setdrv", 0}
 };