| Codename | classical hosts | merged `/usr` hosts | symlinks allowed | classical hosts | merged `/usr` hosts | classical hosts | merged `/usr` hosts |
|----------|-----------------|---------------------|-------------------|—----------------|---------------------|---------------------|----------------------|
| none | yes | no | no | yes | no | yes | yes |
-| empty | yes | no | no | yes | no | yes | no |
-| weak | yes | yes | yes | yes | no | no | yes |
+| empty | yes | no | no | yes | no | yes | yes |
+| weak | yes | yes | yes | yes | no | no | no |
| middle | yes | yes | yes | yes | yes | no | no |
| hard | yes | yes | yes | no | yes | no | no |
| all | no | yes | yes | no | yes | yes | no |