forkProcess + stdin issue

[Simon Marlow]

> After using forkProcess the child cannot read from stdin 
> (except for data
> already in the buffer). Using forkProcessAll or foreign 
> importing C's fork
> makes the problem go away. This applies to Solaris and GHC 
> 6.0, I have not tested other platforms.

Thanks for the report.  It's a bug in forkProcess, which I've just
fixed.

Cheers,
	Simon