Add static_assert to check sizeof off_t

Add compile time flags which got dropped during refactoring.

Bug: 300178204
Test: Build on 32-bit userspace
Change-Id: I16be0973cb2cb2e174ff98c8b10fde27f997e4ab
Signed-off-by: Akilesh Kailash <akailash@google.com>
2 files changed