Revert "Fixed OS headers"

This reverts commit d0dc55fb1f7d7942009204ffced0b72dafe98530.
Revert "Test search src"

This reverts commit 4b189211ffad04bb6a84b0e50d2cf518a2cab34b.
Revert "Revert "Test search src""

This reverts commit 902bf9ea2f384605cffffefe46dabc2569c4f391.
Revert "Revert "Fixed OS headers""

This reverts commit 6f8d5b142538d719a3bed35a2d8188a21efe011d.