[fpc-pascal] Threads executing in sequence instead of parallel

[Marco van de Voort]

> The test project /fcl/tests/threads.pp 

I see random alteration of a and b here.

> The threads.pp test project in fcl, shown a lot of a's on the screen
> and after a while, starts displaying b's on the screen.  Looking at
> the source, I gather the a's and b's are supposed to be mixed as each
> thread gets processor time.

If you touch a key, only a's will be displayed. This is the programs
behaviour.