The BUILD ATTACH function is not supported.
| Operand | Support | 
|---|---|
| ATTACHID (data-value) | Recognized | 
| DATASTR (data-area) | Recognized | 
| IUTYPE (data-area) | Recognized | 
| PROCESS (data-value) | Recognized | 
| QUEUE (data-value) | Recognized | 
| RECFM (data-area) | Recognized | 
| RESOURCE (data-value) | Recognized | 
| RPROCESS (data-value) | Recognized | 
| RRESOURCE (data-value) | Recognized |