W32Error is used at run time in 6 crates (of which 6 optionally). It is a direct run-time dependency in 1 crate. It's used only as a dev dependency in 2 crates (of which 1 directly).

Depender (with downloads and own rev deps) W32Error version
2.5K 6 win_etw_provider ^1.0
2 get-last-error dev ^1.0