Cargo Features

spng-sys has no features set by default.

[dependencies]
spng-sys = { version = "0.2.0-alpha.3", features = ["zlib-ng"] }
default

These default features are set whenever spng-sys is added without default-features = false somewhere in the dependency tree.

Enables libz-sys

zlib-ng

Enables zlib-ng of libz-sys

libz-sys:

(Omit the libc feature if you don't require the corresponding functions.)

This allows higher-level crates depending on your library to opt into zlib-ng if desired.

spng-sys has 2 features without comments.