[RFC PATCH v2 03/11] include: Add a helper function to test if a status indicates deferred completion.

[Zebediah Figura (she/her)]

On 1/22/22 08:36, Jinoh Kang wrote:
> Put it in a separate header file so that it won't pollute everyone's
> pre-processor macro definition namespace with ntstatus.h.  Note that
> winnt.h omits STATUS_ALERTED.

NTSTATUS values are already defined by all server files; there's no need 
for a separate header. The NTSTATUS typedef isn't, but we use "unsigned 
int" anyway.