Cargo Features

libssh-rs-sys has no features set by default.

[dependencies]
libssh-rs-sys = { version = "0.2.4", features = ["vendored", "vendored-openssl"] }
vendored = libz-sys
vendored-openssl

Enables vendored of openssl-sys

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.

libz-sys vendored?