Add wrappers for ExitProcess, TerminateProcess

[Charles Wilson]

Dave Korn wrote:
> Charles Wilson wrote:
>> //cygwin_terminate_process (GetCurrentProcess(),
>>                             STATUS_ILLEGAL_DLL_PSEUDO_RELOCATION);
>   Heh.  I see what you did there!

Oops.  Never cut-n-paste, and then edit.

--
Chuck