Cargo Features

OpenSSL has no features set by default.

[dependencies]
openssl = { version = "0.10.64", features = ["v111", "vendored", "bindgen", "unstable_boringssl"] }

these are deprecated and don't do anything anymore

v101 v102 v110 v111
vendored

Enables vendored of openssl-sys

bindgen

Enables bindgen of openssl-sys

unstable_boringssl

Enables unstable_boringssl of openssl-sys

OpenSSL has 4 features without comments.