lib/igt_kms.c: Unconditionally include poll.h

Commit 98c64b33a793 ("lib/igt_kms: Drop all stale events on first
commit.") added a use of poll() to igt_kms.c, but that file only
includes poll.h when HAVE_UDEV is defined. Move the include outside
the UDEV conditional.

Fixes: 98c64b33a793 ("lib/igt_kms: Drop all stale events on first commit.")
Signed-off-by: Petri Latvala <petri.latvala@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Rhys Kidd <rhyskidd@gmail.com>
1 file changed