Cargo Features

hyper-old-types has no features set by default.

[dependencies]
hyper-old-types = { version = "0.11.0", features = ["compat", "nightly"] }
compat = http
nightly

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

http compat?

Enables http ^0.1