Fix for spawning windows processes

[Ralf Habacker]

Fridrich Strba schrieb:
> Hello, Joerg,
>
> Nice to see you again :)
>
> Now, I really would then prefer something like:
>
> if (!strings || !string[0])
> return NULL;
>
> At least for my TrainedMonkey eyes it is a bit more readable. But,
> again, no religion, just preference.
>
> Attached is the new patch
>   
one question - is this feature covered by any test case  or how do I 
trigger this feature ?

Regards
 Ralf