Merge branch 'clean-up-usage-of-ffi-types'

Tamir Duberstein says:

====================
Clean up usage of ffi types

Remove qualification of ffi types which are included in the prelude and
change `as` casts to target the proper ffi type alias rather than the
underlying primitive.

Signed-off-by: Tamir Duberstein <tamird@gmail.com>
====================

Link: https://patch.msgid.link/20250625-correct-type-cast-v2-0-6f2c29729e69@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>