Lib.rs

Cargo Features

[dependencies]
fs4 = { version = "0.8.3", default-features = false, features = ["sync", "async-std", "tokio", "smol"] }

default = sync

The sync feature is set by default whenever fs4 is added without default-features = false somewhere in the dependency tree.

sync default

async-std

Enables async-std

tokio

Enables tokio

smol

Enables smol

fs4 has 5 features without comments.