| Constant | Value | Description |
|---|---|---|
| LINK_THIS | -4 | refers to the prim the script is in |
| LINK_ROOT | 1 | refers to the root prim in a multi-prim linked set |
| LINK_SET | -1 | refers to all prims |
| LINK_ALL_OTHERS | -2 | refers to all prims other than the one the script is in |
| LINK_ALL_CHILDREN | -3 | refers to all children (everything but the root) |