Add missing errno header and drop use of assertions

Change-Id: Ib5305d2d6bd5bb86f9350da93797c2983a08308f
Test: Local build works
(cherry picked from commit 9396308db89d878620222426e96ed6d1e2d8b154)
1 file changed
tree: f24cee0e15722e5cc72b2eb9b8f83225f289c0fb
  1. .vscode/
  2. host/
  3. shared/
  4. system/
  5. tests/
  6. Android.mk
  7. common.mk
  8. README