Update dependencies

Drops the cfg-if dependency on Unix, no longer used.

Updates winapi and reduces the required features.

Removes the redox_syscall dependency on Redox as it's no longer used.

Author: Thomasdezeeuw

Cargo.toml

@@ -29,16 +29,11 @@ rustdoc-args = ["--cfg", "docsrs"]
 [package.metadata.playground]
 features = ["all"]
 
-[target."cfg(windows)".dependencies.winapi]
-version = "0.3.3"
-features = ["handleapi", "ws2def", "ws2ipdef", "ws2tcpip", "minwindef"]
-
 [target."cfg(unix)".dependencies]
-cfg-if = "1.0.0"
 libc = "0.2.81"
 
-[target."cfg(target_os = \"redox\")".dependencies]
-redox_syscall = "0.1.38"
+[target."cfg(windows)".dependencies]
+winapi = { version = "0.3.9", features = ["handleapi", "ws2ipdef", "ws2tcpip"] }
 
 [dev-dependencies]
 tempdir = "0.3"