[Info-vax] VMS internals design, was: Re: BASIC and AST routines

[David Goodwin]

On Friday, November 26, 2021 at 10:04:46 AM UTC+13, Bill Gunshannon wrote:
> On 11/25/21 2:20 PM, Arne Vajhøj wrote: 
> > 
> > Those running VMS today are mostly those without an easy way off 
> > VMS. 
> >
> I would really like to know what people could be running on 
> VMS on an Itanic that would be so difficult to move to a 
> totally different system. Any applications are almost 
> guaranteed to be written in an HLL. Just what is it that 
> they are doing on VMS that can not be done on another 
> system? 

Same things people are doing on Windows or MacOS that make a move
to a totally different system like Linux difficult. Calling APIs provided by
the operating system.