Merge 16921 (weiden) from trunk:
fixed success check in RtlpCreateAtomHandle, ExCreateHandle returns EX_INVALID_HANDLE in case of failure. Thx to Filip

Modified: branches/ros-branch-0_2_7/reactos/ntoskrnl/rtl/libsupp.c

--- branches/ros-branch-0_2_7/reactos/ntoskrnl/rtl/libsupp.c	2005-08-03 17:19:36 UTC (rev 17021)
+++ branches/ros-branch-0_2_7/reactos/ntoskrnl/rtl/libsupp.c	2005-08-03 17:20:19 UTC (rev 17022)
@@ -242,7 +242,7 @@

    
    HandleIndex = ExCreateHandle(AtomTable->ExHandleTable,
                                 &ExEntry);

-   if (HandleIndex != 0)

+   if (HandleIndex != EX_INVALID_HANDLE)

    {
       /* FIXME - Handle Indexes >= 0xC000 ?! */
       if (HandleIndex < 0xC000)