Relationship of calls to PCB types
The following table shows the relationship of DL/I calls to I/O and alternate program communication blocks (PCBs).
The PCB can be specified as a parameter in the call list, or in the AIB, depending on which xxxTDLI interface is used:
| Call | I/O PCBs | ALT PCBs |
|---|---|---|
| APSB 1 | ||
| AUTH | X | |
| CHKP (basic) | X | |
| CHKP (symbolic) | X | |
| CHNG 2 | X | |
| CMD | X | |
| DPSB 1 | ||
| GCMD | X | |
| GN | X | |
| GSCD | X | |
| GU | X | |
| INIT | X | |
| INQY | X | X |
| ISRT | X | X |
| LOG | X | |
| PURG | X | X |
| ROLB | X | |
| ROLS | X | |
| ROLL 1 | ||
| SETO | X | X |
| SETS | X | |
| SETU | X | |
| SYNC | X | |
| XRST | X |
Notes:
- This call is not associated with a PCB.
- The alternate PCB used by this call must be modifiable.