Alas doesn't compile on win7

[gilescope]

Compiling xcp v0.4.0
error[E0433]: failed to resolve: could not find unix in os
--> xcp-0.4.0\src\operations.rs:22:14
|
22 | use std::os::unix::fs::symlink;
| ^^^^ could not find unix in os

error[E0425]: cannot find function symlink in this scope
--> xcp-0.4.0\src\operations.rs:118:26
|
118 | let _r = symlink(&from, &to);
| ^^^^^^^ not found in this scope

error: aborting due to 2 previous errors

[tarka]

Yeah, kind-of expected. Unfortunately I've never managed to get Rust to install properly on Win10, so I'm not in a position to fix it myself.