chore, hygiene, assume epoll events are ui32, don't use typeof() macro in cli/umpf.c

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'code/hygiene' into next

* code/hygiene:
  chore, hygiene, assume epoll events are ui32, don't use typeof() macro in cli/umpf.c