Thanks Peter 

Didn’t know every address space has  its own link list thought there was one 
for the entire system 

Thank you 

> On Nov 26, 2024, at 7:55 AM, Peter Relson <rel...@us.ibm.com> wrote:
> 
> CVTLINK contains the address of the DCB for the IPL-time LNKLST set.
> DLCBDCB@ within the DLCB located by ASSBDLCB contains the address of the DCB 
> for the LNKLST set associated with this address space.
> 
> But both accomplish the same thing because the DCB address in CVTLINK (even 
> though physically might not be) is treated as the address of the DCB for the 
> LNKLST set associated with this address space.
> 
> DLCBDCB@ within the DLCB located by ECVTDLCB contains the address of the DCB 
> for the current LNKLST set.
> 
> These are all considered to be programming interfaces.
> 
> Peter Relson
> z/OS Core Technology Design
> 
> 
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