v0.4.2
### Changed - Bump `r-efi` dependency to v6 [#814] ### Fixed - Read `errno` only when it is set [#810] - Check the return value of `ProcessPrng` on Windows [#811] [#810]: https://github.com/rust-random/getrandom/pull/810 [#811]: https://github.com/rust-random/getrandom/pull/811 [#814]: https://github.com/rust-random/getrandom/pull/814